Hello, Lev. You wrote 7 июля 2013 г., 23:37:04: LS> So, smbd is NOT limited by: LS> (1) FS (33MiB/s vs 280MiB/s). LS> (2) Network (33MiB/s vs 820Mbit/s / 97MiB/s). LS> (3) CPU (50% vs 100%, CPU is 150% idle!). LS> Why samba performacne is so loosy? What could I've "ktrace" smbd process in question and see a lot of
67106 100935 smbd 0.003483 CALL geteuid 67106 100935 smbd 0.003485 RET geteuid 0 67106 100935 smbd 0.003487 CALL getegid 67106 100935 smbd 0.003490 RET getegid 0 67106 100935 smbd 0.003493 CALL __sysctl(0x7fffffffd130,0x2,0x7fffffffd14c,0x7fffffffd140,0,0) 67106 100935 smbd 0.003496 SCTL "kern.ngroups" 67106 100935 smbd 0.003500 RET __sysctl 0 67106 100935 smbd 0.003503 CALL setgroups(0x2,0x804c45280) 67106 100935 smbd 0.003506 RET setgroups 0 67106 100935 smbd 0.003509 CALL setregid(0xffffffff,0) 67106 100935 smbd 0.003513 RET setregid 0 67106 100935 smbd 0.003516 CALL getegid 67106 100935 smbd 0.003518 RET getegid 0 67106 100935 smbd 0.003521 CALL setreuid(0xffffffff,0) 67106 100935 smbd 0.003525 RET setreuid 0 67106 100935 smbd 0.003529 CALL geteuid 67106 100935 smbd 0.003543 RET geteuid 0 sequences, really, there is (for 60 seconds of dump): 2131018 geteuid calls (35516 calls/s) 2130595 getegid calls (35509 calls/s) 959106 setreuid calls (15985 calls/s) 959082 setregid calls (15984 calls/s) 957925 __sysctl calls (15965 calls/s) It looks strange to me! And very ineffective! -- // Black Lion AKA Lev Serebryakov <l...@freebsd.org> _______________________________________________ freebsd-performance@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "freebsd-performance-unsubscr...@freebsd.org"
