---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-892 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: 2800.000 BogoMIPS: 5600.00 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 9.1G 69G 12% / 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 1060 11997 0 2982 14653 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:dc:b2:ba brd ff:ff:ff:ff:ff:ff inet 10.30.106.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85624sec preferred_lft 85624sec inet6 fe80::f816:3eff:fedc:b2ba/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-892) 01/17/26 _x86_64_ (4 CPU) 01:11:43 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 285.00 46.91 238.09 2317.61 35124.95 01:14:01 152.66 11.98 140.68 801.07 43527.95 01:15:01 15.50 2.55 12.95 74.39 12579.77 01:16:01 2.37 0.00 2.37 0.00 143.98 01:17:01 2.08 0.03 2.05 0.27 52.92 01:18:01 1.73 0.03 1.70 0.53 90.65 01:19:01 3.35 0.00 3.35 0.00 70.24 01:20:01 1.68 0.00 1.68 0.00 30.79 01:21:01 1.63 0.00 1.63 0.00 47.06 01:22:01 3.47 0.00 3.47 0.00 56.27 01:23:01 14.91 4.43 10.48 113.94 1779.64 01:24:01 28.81 0.78 28.03 84.52 22164.17 Average: 42.77 5.56 37.21 282.69 9638.81 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13716516 15418656 2708452 16.49 69472 1827816 1125216 6.44 808288 1673596 217116 01:14:01 11752568 13916340 4672400 28.45 80364 2265052 2291488 13.11 2405900 2007540 71464 01:15:01 9654720 11823432 6770248 41.22 80516 2269676 4362008 24.96 4516148 1989928 712 01:16:01 9628312 11799908 6796656 41.38 80572 2272492 4362008 24.96 4540092 1992732 240 01:17:01 9613460 11785868 6811508 41.47 80612 2273252 4380036 25.07 4553444 1993496 212 01:18:01 9601596 11776152 6823372 41.54 80664 2275328 4380036 25.07 4563632 1995480 280 01:19:01 9579072 11754696 6845896 41.68 80748 2276260 4396352 25.16 4585520 1996308 268 01:20:01 9577644 11753560 6847324 41.69 80784 2276480 4396352 25.16 4585896 1996528 196 01:21:01 9573180 11749912 6851788 41.72 80840 2277196 4396352 25.16 4589844 1997208 132 01:22:01 9511652 11694128 6913316 42.09 80972 2282552 4478220 25.63 4643400 2002504 5284 01:23:01 12775900 15489916 3649068 22.22 82324 2805060 801092 4.58 1153604 2226480 485692 01:24:01 12322068 15044992 4102900 24.98 83952 2812636 1214564 6.95 1758024 2075448 25964 Average: 10608891 12833963 5816077 35.41 80152 2326150 3381977 19.35 3558649 1995604 67297 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 ens3 113.68 81.69 1331.97 24.78 0.00 0.00 0.00 0.00 01:13:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 01:14:01 ens3 427.00 321.48 5525.10 51.31 0.00 0.00 0.00 0.00 01:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:15:01 ens3 257.24 123.25 67.43 61.50 0.00 0.00 0.00 0.00 01:15:01 lo 0.57 0.57 0.48 0.48 0.00 0.00 0.00 0.00 01:16:01 ens3 566.44 296.52 153.05 125.40 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:17:01 ens3 121.91 51.76 31.44 25.68 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 ens3 46.43 39.16 12.27 13.74 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:19:01 ens3 58.06 37.17 12.73 13.11 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 ens3 15.21 10.46 3.18 2.93 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:21:01 ens3 63.34 36.54 15.36 13.52 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 ens3 632.15 315.75 167.08 137.05 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:23:01 ens3 2287.47 1016.71 1116.57 462.95 0.00 0.00 0.00 0.00 01:23:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 606.10 188.19 169.54 312.74 0.00 0.00 0.00 0.00 01:24:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 432.96 209.91 717.15 103.73 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-892) 01/17/26 _x86_64_ (4 CPU) 01:11:43 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 21.57 0.00 1.65 4.89 0.05 71.84 01:13:01 0 18.30 0.00 1.61 1.07 0.07 78.96 01:13:01 1 29.46 0.00 1.58 1.13 0.03 67.79 01:13:01 2 23.07 0.00 1.87 14.27 0.05 60.74 01:13:01 3 15.43 0.00 1.50 3.09 0.05 79.93 01:14:01 all 44.36 0.00 1.73 3.44 0.09 50.38 01:14:01 0 40.95 0.00 1.94 1.74 0.08 55.28 01:14:01 1 47.28 0.00 2.05 1.25 0.08 49.33 01:14:01 2 44.91 0.00 1.21 8.60 0.09 45.19 01:14:01 3 44.33 0.00 1.71 2.38 0.10 51.48 01:15:01 all 31.07 0.00 1.03 0.63 0.06 67.21 01:15:01 0 25.44 0.00 1.19 0.73 0.07 72.58 01:15:01 1 27.93 0.00 0.77 0.00 0.07 71.24 01:15:01 2 44.38 0.00 1.27 0.00 0.07 54.29 01:15:01 3 26.48 0.00 0.89 1.79 0.03 70.81 01:16:01 all 2.15 0.00 0.48 0.05 0.03 97.29 01:16:01 0 1.97 0.00 0.75 0.00 0.03 97.25 01:16:01 1 2.09 0.00 0.50 0.00 0.03 97.38 01:16:01 2 1.94 0.00 0.38 0.05 0.05 97.58 01:16:01 3 2.64 0.00 0.23 0.17 0.02 96.94 01:17:01 all 0.55 0.00 0.13 0.02 0.03 99.27 01:17:01 0 0.44 0.00 0.25 0.00 0.03 99.28 01:17:01 1 0.80 0.00 0.10 0.00 0.05 99.05 01:17:01 2 0.43 0.00 0.13 0.02 0.02 99.40 01:17:01 3 0.52 0.00 0.07 0.03 0.02 99.37 01:18:01 all 0.96 0.00 0.14 0.02 0.03 98.85 01:18:01 0 0.98 0.00 0.15 0.07 0.03 98.77 01:18:01 1 1.13 0.00 0.12 0.02 0.03 98.70 01:18:01 2 0.83 0.00 0.13 0.00 0.03 99.00 01:18:01 3 0.90 0.00 0.20 0.00 0.03 98.86 01:19:01 all 2.22 0.00 0.22 0.02 0.04 97.50 01:19:01 0 3.29 0.00 0.18 0.00 0.03 96.50 01:19:01 1 2.02 0.00 0.30 0.08 0.03 97.57 01:19:01 2 1.93 0.00 0.15 0.02 0.02 97.88 01:19:01 3 1.62 0.00 0.22 0.00 0.03 98.13 01:20:01 all 0.55 0.00 0.05 0.01 0.03 99.36 01:20:01 0 0.72 0.00 0.08 0.00 0.03 99.17 01:20:01 1 0.22 0.00 0.03 0.03 0.03 99.68 01:20:01 2 0.85 0.00 0.02 0.00 0.02 99.12 01:20:01 3 0.42 0.00 0.08 0.00 0.03 99.47 01:21:01 all 0.67 0.00 0.14 0.01 0.03 99.15 01:21:01 0 0.42 0.00 0.22 0.02 0.03 99.31 01:21:01 1 0.68 0.00 0.10 0.03 0.03 99.15 01:21:01 2 0.92 0.00 0.07 0.00 0.02 99.00 01:21:01 3 0.67 0.00 0.17 0.00 0.03 99.13 01:22:01 all 6.70 0.00 0.80 0.01 0.04 92.45 01:22:01 0 5.53 0.00 1.09 0.00 0.05 93.33 01:22:01 1 5.73 0.00 0.77 0.05 0.05 93.40 01:22:01 2 6.06 0.00 1.22 0.00 0.03 92.69 01:22:01 3 9.48 0.00 0.13 0.00 0.03 90.36 01:23:01 all 37.48 0.00 4.92 0.81 0.09 56.71 01:23:01 0 46.05 0.00 4.21 0.00 0.09 49.66 01:23:01 1 38.76 0.00 5.35 3.10 0.07 52.72 01:23:01 2 36.72 0.00 6.10 0.08 0.08 57.01 01:23:01 3 28.49 0.00 3.96 0.05 0.09 67.41 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 31.18 0.00 0.98 1.09 0.05 66.70 01:24:01 0 19.29 0.00 0.73 0.05 0.07 79.86 01:24:01 1 27.73 0.00 1.05 2.85 0.07 68.31 01:24:01 2 48.12 0.00 1.64 0.07 0.05 50.13 01:24:01 3 29.57 0.00 0.49 1.39 0.03 68.52 Average: all 14.85 0.00 1.01 0.91 0.05 83.18 Average: 0 13.45 0.00 1.02 0.31 0.05 85.17 Average: 1 15.27 0.00 1.05 0.71 0.05 82.91 Average: 2 17.37 0.00 1.17 1.90 0.04 79.51 Average: 3 13.31 0.00 0.79 0.74 0.04 85.11