---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-113 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 8.9G 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 677 12546 0 2815 15039 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:54:62:4e brd ff:ff:ff:ff:ff:ff inet 10.30.106.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe54:624e/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-113) 03/07/26 _x86_64_ (4 CPU) 02:23:21 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:01 210.06 33.03 177.04 1910.88 58480.12 02:26:01 49.16 9.85 39.31 531.24 8243.96 02:27:01 26.98 2.17 24.81 213.96 24145.84 Average: 95.40 15.01 80.39 885.36 30289.97 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 13176684 15038964 3248284 19.78 75908 1975268 1264484 7.24 1202944 1805844 103360 02:26:01 12175120 14175028 4249848 25.87 76552 2110040 1974272 11.30 2101732 1902756 17212 02:27:01 11542644 14304348 4882324 29.73 78544 2857884 1917348 10.97 2205908 2406988 56560 Average: 12298149 14506113 4126819 25.13 77001 2314397 1718701 9.84 1836861 2038529 59044 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 02:25:01 ens3 457.26 347.93 3412.75 81.58 0.00 0.00 0.00 0.00 02:26:01 lo 899.32 899.32 68.94 68.94 0.00 0.00 0.00 0.00 02:26:01 ens3 9253.06 4557.26 2917.84 2697.28 0.00 0.00 0.00 0.00 02:27:01 lo 878.49 878.49 67.37 67.37 0.00 0.00 0.00 0.00 02:27:01 ens3 5048.66 3527.58 4203.12 1319.29 0.00 0.00 0.00 0.00 Average: lo 592.80 592.80 45.46 45.46 0.00 0.00 0.00 0.00 Average: ens3 4919.66 2810.92 3511.24 1366.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-113) 03/07/26 _x86_64_ (4 CPU) 02:23:21 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 28.17 0.00 2.15 3.91 0.09 65.69 02:25:01 0 26.03 0.00 1.72 1.90 0.10 70.25 02:25:01 1 15.84 0.00 1.87 4.41 0.07 77.80 02:25:01 2 20.83 0.00 2.04 7.60 0.08 69.45 02:25:01 3 49.92 0.00 2.97 1.75 0.12 45.25 02:26:01 all 43.38 0.00 27.66 0.25 0.16 28.56 02:26:01 0 40.07 0.00 20.35 0.00 0.15 39.43 02:26:01 1 43.90 0.00 37.49 0.05 0.15 18.40 02:26:01 2 49.62 0.00 42.56 0.13 0.15 7.53 02:26:01 3 39.91 0.00 10.30 0.79 0.17 48.83 02:27:01 all 46.72 0.00 14.36 0.38 0.14 38.40 02:27:01 0 42.97 0.00 17.73 0.00 0.12 39.19 02:27:01 1 50.45 0.00 10.37 0.10 0.15 38.92 02:27:01 2 45.54 0.00 18.48 0.44 0.13 35.41 02:27:01 3 47.92 0.00 10.90 0.95 0.13 40.09 Average: all 39.40 0.00 14.69 1.52 0.13 44.27 Average: 0 36.33 0.00 13.23 0.64 0.12 49.68 Average: 1 36.67 0.00 16.49 1.53 0.12 45.18 Average: 2 38.65 0.00 21.01 2.73 0.12 37.49 Average: 3 45.93 0.00 8.05 1.17 0.14 44.72