---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6715 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 627 13140 0 2271 15097 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:da:b4:32 brd ff:ff:ff:ff:ff:ff inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feda:b432/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6715) 10/03/26 _x86_64_ (4 CPU) 06:20:37 LINUX RESTART (4 CPU) 06:21:01 tps rtps wtps bread/s bwrtn/s 06:22:01 126.04 15.33 110.71 351.62 48508.50 06:23:01 116.66 7.23 109.43 456.86 17540.41 06:24:01 3.97 0.12 3.85 5.20 642.83 Average: 82.23 7.56 74.67 271.23 22232.04 06:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:01 13825936 15614644 2599032 15.82 69560 1910800 714372 4.09 607220 1760624 352704 06:23:01 12067988 14037624 4356980 26.53 75596 2079508 2345672 13.42 2217948 1890220 8684 06:24:01 13611252 15591564 2813716 17.13 75828 2089624 710804 4.07 673196 1895968 2192 Average: 13168392 15081277 3256576 19.83 73661 2026644 1256949 7.19 1166121 1848937 121193 06:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:01 ens3 134.59 87.12 1823.67 29.00 0.00 0.00 0.00 0.00 06:22:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 06:23:01 ens3 262.07 188.00 2349.29 53.62 0.00 0.00 0.00 0.00 06:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:24:01 ens3 123.30 65.29 198.66 31.31 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 173.32 113.47 1457.23 37.98 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6715) 10/03/26 _x86_64_ (4 CPU) 06:20:37 LINUX RESTART (4 CPU) 06:21:01 CPU %user %nice %system %iowait %steal %idle 06:22:01 all 19.46 0.00 1.52 3.40 0.01 75.60 06:22:01 0 4.97 0.00 0.45 0.05 0.00 94.53 06:22:01 1 2.92 0.00 0.55 2.29 0.00 94.23 06:22:01 2 32.16 0.00 2.35 10.03 0.00 55.47 06:22:01 3 37.85 0.00 2.75 1.30 0.02 58.08 06:23:01 all 49.75 0.00 1.71 0.51 0.02 48.00 06:23:01 0 39.79 0.00 1.70 0.43 0.03 58.04 06:23:01 1 57.80 0.00 1.55 0.32 0.03 40.30 06:23:01 2 40.99 0.00 1.23 0.58 0.02 57.18 06:23:01 3 60.54 0.00 2.36 0.70 0.03 36.36 06:24:01 all 30.67 0.00 0.76 0.03 0.02 68.51 06:24:01 0 51.04 0.00 0.92 0.00 0.03 48.01 06:24:01 1 29.74 0.00 1.06 0.00 0.02 69.18 06:24:01 2 11.74 0.00 0.59 0.08 0.00 87.59 06:24:01 3 29.84 0.00 0.50 0.03 0.02 69.60 Average: all 33.31 0.00 1.33 1.31 0.02 64.03 Average: 0 32.03 0.00 1.03 0.16 0.02 66.76 Average: 1 30.16 0.00 1.06 0.87 0.02 67.90 Average: 2 28.32 0.00 1.39 3.56 0.01 66.73 Average: 3 42.74 0.00 1.87 0.68 0.02 54.69