---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7015 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 545 13074 0 2419 15176 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:34:bf:57 brd ff:ff:ff:ff:ff:ff inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe34:bf57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7015) 12/23/23 _x86_64_ (4 CPU) 01:20:23 LINUX RESTART (4 CPU) 01:21:01 tps rtps wtps bread/s bwrtn/s 01:22:01 99.35 13.38 85.97 975.17 24704.82 01:23:01 137.39 43.14 94.25 2377.74 24564.04 01:24:01 24.38 1.78 22.60 211.96 13837.03 01:25:01 25.08 2.65 22.43 284.13 18029.07 01:26:01 32.23 1.28 30.94 101.45 5911.95 Average: 63.69 12.45 51.24 790.11 17409.36 01:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:22:01 13941284 15576980 2483684 15.12 64124 1771440 786612 4.50 663548 1603476 134076 01:23:01 12572440 14443332 3852528 23.46 73772 1987024 1835992 10.51 1836048 1775400 8180 01:24:01 12550040 14463072 3874928 23.59 75608 2025624 1823180 10.43 1852544 1776348 16596 01:25:01 12132612 14430864 4292356 26.13 91256 2371992 1743712 9.98 1969696 2037408 190400 01:26:01 13358852 15511896 3066116 18.67 96716 2239020 811108 4.64 921564 1893728 44192 Average: 12911046 14885229 3513922 21.39 80295 2079020 1400121 8.01 1448680 1817272 78689 01:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:22:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 01:22:01 ens3 82.27 55.77 1077.09 8.13 0.00 0.00 0.00 0.00 01:23:01 lo 0.93 0.93 0.07 0.07 0.00 0.00 0.00 0.00 01:23:01 ens3 267.77 192.92 1467.79 59.53 0.00 0.00 0.00 0.00 01:24:01 lo 1.23 1.23 0.09 0.09 0.00 0.00 0.00 0.00 01:24:01 ens3 78.75 64.61 158.31 17.77 0.00 0.00 0.00 0.00 01:25:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 01:25:01 ens3 454.43 348.53 2510.93 93.28 0.00 0.00 0.00 0.00 01:26:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 01:26:01 ens3 207.60 154.81 289.16 63.48 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 218.16 163.32 1100.61 48.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7015) 12/23/23 _x86_64_ (4 CPU) 01:20:23 LINUX RESTART (4 CPU) 01:21:01 CPU %user %nice %system %iowait %steal %idle 01:22:01 all 16.72 0.00 1.15 8.56 0.05 73.51 01:22:01 0 14.32 0.00 0.87 1.17 0.03 83.61 01:22:01 1 15.29 0.00 0.95 3.07 0.03 80.65 01:22:01 2 22.10 0.00 1.65 20.26 0.08 55.90 01:22:01 3 15.16 0.00 1.12 9.75 0.05 73.92 01:23:01 all 35.58 0.00 1.70 14.80 0.10 47.82 01:23:01 0 35.35 0.00 1.05 13.92 0.08 49.60 01:23:01 1 40.56 0.00 2.40 19.89 0.10 37.04 01:23:01 2 29.77 0.00 1.26 11.92 0.10 56.96 01:23:01 3 36.66 0.00 2.09 13.49 0.12 47.64 01:24:01 all 46.32 0.00 1.49 6.07 0.10 46.02 01:24:01 0 53.19 0.00 2.08 3.52 0.13 41.07 01:24:01 1 44.39 0.00 1.05 0.63 0.10 53.82 01:24:01 2 46.05 0.00 1.64 7.21 0.10 45.00 01:24:01 3 41.65 0.00 1.19 12.92 0.10 44.14 01:25:01 all 45.14 0.00 1.49 8.72 0.11 44.54 01:25:01 0 43.78 0.00 1.04 9.19 0.10 45.88 01:25:01 1 47.80 0.00 1.70 3.77 0.10 46.62 01:25:01 2 39.09 0.00 1.25 3.18 0.08 56.40 01:25:01 3 49.90 0.00 1.98 18.73 0.12 29.27 01:26:01 all 22.84 0.00 1.19 3.35 0.05 72.56 01:26:01 0 19.23 0.00 1.48 10.98 0.05 68.26 01:26:01 1 27.20 0.00 1.92 0.27 0.07 70.55 01:26:01 2 15.98 0.00 0.60 0.57 0.05 82.81 01:26:01 3 29.01 0.00 0.75 1.58 0.07 68.59 Average: all 33.29 0.00 1.40 8.29 0.08 56.92 Average: 0 33.14 0.00 1.31 7.76 0.08 57.72 Average: 1 35.01 0.00 1.60 5.51 0.08 57.80 Average: 2 30.57 0.00 1.28 8.63 0.08 59.43 Average: 3 34.46 0.00 1.43 11.29 0.09 52.74