---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2978 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 592 11612 0 3835 15117 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c8:c7:9e brd ff:ff:ff:ff:ff:ff inet 10.30.107.22/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85628sec preferred_lft 85628sec inet6 fe80::f816:3eff:fec8:c79e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2978) 10/16/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:02 tps rtps wtps bread/s bwrtn/s 00:07:01 149.53 29.13 120.40 1686.49 26953.67 00:08:01 84.82 11.15 73.67 811.06 20736.41 00:09:01 44.03 6.78 37.25 199.43 18416.52 00:10:01 49.68 0.32 49.36 12.00 20576.97 00:11:01 30.36 0.40 29.96 8.67 7561.67 00:12:01 28.82 0.07 28.76 0.93 5811.80 00:13:01 29.20 0.23 28.96 4.40 3419.03 00:14:01 2.90 0.00 2.90 0.00 1860.89 00:15:01 3.33 0.00 3.33 0.00 400.27 00:16:01 13.81 0.00 13.81 0.00 1477.37 00:17:01 28.50 1.62 26.88 173.70 27537.01 00:18:01 41.79 1.32 40.48 100.25 3564.87 Average: 42.08 4.22 37.87 247.74 11505.24 00:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13589540 15388796 2835428 17.26 75840 1914120 939984 5.38 856616 1745932 131956 00:08:01 12263064 14197588 4161904 25.34 82532 2035428 1994512 11.41 2111928 1801928 32176 00:09:01 12195784 14283560 4229184 25.75 88700 2175528 1857376 10.63 2061928 1904024 40540 00:10:01 11956604 14231656 4468364 27.20 94292 2350716 2106096 12.05 2132500 2058820 13524 00:11:01 11556856 14066192 4868112 29.64 100660 2562680 2059020 11.78 2354100 2218200 113608 00:12:01 10363376 12972484 6061592 36.90 102732 2654384 3534064 20.23 3457228 2301848 41924 00:13:01 10081672 12755140 6343296 38.62 105448 2713828 3504612 20.06 3688112 2348912 12296 00:14:01 10024408 12749076 6400560 38.97 105540 2763436 3481164 19.92 3696204 2397588 7512 00:15:01 10114292 12862832 6310676 38.42 105724 2786004 3359732 19.23 3587672 2414760 22960 00:16:01 12130000 15500368 4294968 26.15 108488 3383724 1064684 6.09 1033356 2938576 645708 00:17:01 10685132 14298600 5739836 34.95 111076 3608860 1854340 10.61 2274476 3122692 51176 00:18:01 11919232 15505052 4505736 27.43 114240 3580272 776632 4.44 1116492 3051972 24936 Average: 11406663 14067612 5018305 30.55 99606 2710748 2211018 12.65 2364218 2358771 94860 00:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 00:07:01 ens3 157.74 118.42 1705.38 25.00 0.00 0.00 0.00 0.00 00:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 00:08:01 ens3 673.04 524.08 987.30 195.43 0.00 0.00 0.00 0.00 00:09:01 lo 1.23 1.23 0.19 0.19 0.00 0.00 0.00 0.00 00:09:01 ens3 1034.05 739.97 1773.57 270.32 0.00 0.00 0.00 0.00 00:10:01 lo 25.36 25.36 3.93 3.93 0.00 0.00 0.00 0.00 00:10:01 ens3 359.24 276.30 2580.94 81.81 0.00 0.00 0.00 0.00 00:11:01 lo 1.07 1.07 0.14 0.14 0.00 0.00 0.00 0.00 00:11:01 ens3 469.42 333.08 768.20 110.07 0.00 0.00 0.00 0.00 00:12:01 lo 1.03 1.03 0.17 0.17 0.00 0.00 0.00 0.00 00:12:01 ens3 3349.12 2320.33 1730.10 939.06 0.00 0.00 0.00 0.00 00:13:01 lo 62.56 62.56 17.39 17.39 0.00 0.00 0.00 0.00 00:13:01 ens3 7548.81 4542.51 2407.81 2137.02 0.00 0.00 0.00 0.00 00:14:01 lo 7.98 7.98 1.58 1.58 0.00 0.00 0.00 0.00 00:14:01 ens3 10208.17 5632.33 2995.93 2544.75 0.00 0.00 0.00 0.00 00:15:01 lo 17.53 17.53 3.88 3.88 0.00 0.00 0.00 0.00 00:15:01 ens3 258.55 155.95 62.43 60.56 0.00 0.00 0.00 0.00 00:16:01 lo 1.48 1.48 0.29 0.29 0.00 0.00 0.00 0.00 00:16:01 ens3 452.65 238.69 162.33 100.69 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:17:01 ens3 2025.98 1189.50 2873.90 419.48 0.00 0.00 0.00 0.00 00:18:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 00:18:01 ens3 257.76 184.57 251.64 191.72 0.00 0.00 0.00 0.00 Average: lo 10.09 10.09 2.33 2.33 0.00 0.00 0.00 0.00 Average: ens3 2235.71 1356.34 1524.73 590.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2978) 10/16/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:02 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 23.24 0.00 1.62 4.58 0.07 70.49 00:07:01 0 30.31 0.00 1.89 1.95 0.07 65.78 00:07:01 1 22.21 0.00 1.61 1.65 0.07 74.46 00:07:01 2 29.43 0.00 1.73 9.22 0.05 59.56 00:07:01 3 10.92 0.00 1.25 5.50 0.05 82.28 00:08:01 all 65.17 0.00 2.40 1.88 0.16 30.39 00:08:01 0 66.25 0.00 2.52 1.36 0.17 29.70 00:08:01 1 70.05 0.00 2.62 0.96 0.15 26.22 00:08:01 2 69.69 0.00 1.62 0.15 0.17 28.37 00:08:01 3 54.74 0.00 2.82 5.04 0.15 37.25 00:09:01 all 51.04 0.00 2.88 0.87 0.12 45.09 00:09:01 0 51.26 0.00 2.66 3.08 0.12 42.89 00:09:01 1 44.49 0.00 3.25 0.05 0.13 52.07 00:09:01 2 53.55 0.00 3.31 0.08 0.12 42.94 00:09:01 3 54.82 0.00 2.36 0.27 0.12 42.43 00:10:01 all 42.99 0.00 1.61 1.96 0.09 53.35 00:10:01 0 44.28 0.00 1.57 3.01 0.10 51.04 00:10:01 1 43.63 0.00 1.49 1.62 0.07 53.19 00:10:01 2 41.29 0.00 1.81 2.78 0.10 54.02 00:10:01 3 42.74 0.00 1.54 0.45 0.08 55.18 00:11:01 all 55.52 0.00 2.33 0.48 0.11 41.57 00:11:01 0 56.19 0.00 2.32 0.00 0.12 41.37 00:11:01 1 58.06 0.00 2.39 1.25 0.13 38.16 00:11:01 2 52.08 0.00 2.35 0.12 0.10 45.36 00:11:01 3 55.73 0.00 2.24 0.54 0.12 41.37 00:12:01 all 40.41 0.00 5.83 0.39 0.09 53.27 00:12:01 0 39.33 0.00 6.42 0.00 0.07 54.18 00:12:01 1 42.48 0.00 6.01 0.08 0.08 51.34 00:12:01 2 36.88 0.00 4.43 0.00 0.08 58.61 00:12:01 3 42.97 0.00 6.48 1.48 0.10 48.97 00:13:01 all 45.19 0.00 12.82 0.32 0.12 41.56 00:13:01 0 44.53 0.00 13.13 0.18 0.12 42.04 00:13:01 1 47.44 0.00 15.25 0.57 0.13 36.61 00:13:01 2 44.25 0.00 11.78 0.35 0.12 43.51 00:13:01 3 44.52 0.00 11.15 0.18 0.12 44.03 00:14:01 all 41.73 0.00 15.74 0.07 0.10 42.36 00:14:01 0 42.93 0.00 13.28 0.00 0.12 43.67 00:14:01 1 43.01 0.00 16.71 0.02 0.07 40.19 00:14:01 2 38.98 0.00 19.04 0.00 0.10 41.88 00:14:01 3 42.08 0.00 13.86 0.24 0.08 43.74 00:15:01 all 45.62 0.00 1.73 0.02 0.10 52.53 00:15:01 0 45.71 0.00 1.59 0.00 0.10 52.59 00:15:01 1 45.66 0.00 1.62 0.05 0.12 52.55 00:15:01 2 45.06 0.00 2.21 0.00 0.12 52.61 00:15:01 3 46.02 0.00 1.50 0.02 0.10 52.36 00:16:01 all 34.91 0.00 5.33 0.18 0.06 59.52 00:16:01 0 26.70 0.00 1.93 0.00 0.05 71.32 00:16:01 1 39.53 0.00 10.81 0.02 0.07 49.57 00:16:01 2 29.37 0.00 4.52 0.27 0.05 65.79 00:16:01 3 44.03 0.00 4.03 0.47 0.07 51.41 00:17:01 all 63.82 0.00 1.99 0.77 0.12 33.30 00:17:01 0 64.91 0.00 2.91 0.33 0.13 31.70 00:17:01 1 52.97 0.00 1.29 0.05 0.10 45.60 00:17:01 2 73.98 0.00 1.49 2.34 0.12 22.08 00:17:01 3 63.39 0.00 2.31 0.35 0.12 33.83 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 27.26 0.00 1.61 1.15 0.06 69.92 00:18:01 0 24.19 0.00 1.08 0.02 0.05 74.66 00:18:01 1 23.58 0.00 1.43 0.17 0.07 74.75 00:18:01 2 18.02 0.00 2.42 3.70 0.05 75.81 00:18:01 3 43.33 0.00 1.47 0.72 0.07 54.41 Average: all 44.76 0.00 4.66 1.05 0.10 49.43 Average: 0 44.71 0.00 4.27 0.83 0.10 50.09 Average: 1 44.43 0.00 5.37 0.54 0.10 49.56 Average: 2 44.40 0.00 4.74 1.57 0.10 49.19 Average: 3 45.51 0.00 4.25 1.26 0.10 48.88