---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14234 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 3966 0 3535 7202 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ad:e5:bb brd ff:ff:ff:ff:ff:ff inet 10.32.6.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fead:e5bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14234) 10/03/26 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 119.10 36.81 82.29 1293.52 7586.09 11:19:01 119.25 36.51 82.74 2248.43 49386.97 11:20:01 12.48 0.00 12.48 0.00 572.97 11:21:01 58.36 2.63 55.72 179.84 9360.71 Average: 77.30 18.99 58.31 930.44 16726.68 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5857604 7433004 2309808 28.28 50160 1695888 668232 7.25 551944 1573496 183516 11:19:01 4338688 7271024 3828724 46.88 59620 3017812 797932 8.66 740180 2853264 5236 11:20:01 4318364 7260688 3849048 47.13 62196 3023888 797932 8.66 753024 2858120 2356 11:21:01 4049064 7360904 4118348 50.42 68256 3378536 691724 7.51 685452 3178984 122664 Average: 4640930 7331405 3526482 43.18 60058 2779031 738955 8.02 682650 2615966 78443 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 342.78 237.79 1765.99 67.57 0.00 0.00 0.00 0.00 11:18:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:19:01 ens3 815.23 480.90 18863.85 52.10 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 11:20:01 ens3 61.74 90.87 60.76 20.56 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 542.33 504.73 4037.57 74.97 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 440.52 328.57 6182.04 53.80 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14234) 10/03/26 _x86_64_ (4 CPU) 11:16:49 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.57 0.00 1.78 3.46 0.07 72.13 11:18:01 0 26.69 0.00 1.78 8.49 0.07 62.97 11:18:01 1 12.13 0.00 1.28 2.75 0.07 83.78 11:18:01 2 40.04 0.00 2.74 0.79 0.10 56.33 11:18:01 3 11.48 0.00 1.27 1.80 0.05 85.40 11:19:01 all 17.88 0.00 1.56 2.61 0.08 77.88 11:19:01 0 29.26 0.00 1.30 2.73 0.07 66.63 11:19:01 1 12.57 0.00 1.18 2.50 0.08 83.66 11:19:01 2 12.89 0.00 1.11 3.12 0.12 82.77 11:19:01 3 16.72 0.00 2.64 2.09 0.07 78.48 11:20:01 all 4.31 0.00 0.28 0.05 0.04 95.32 11:20:01 0 2.25 0.00 0.25 0.18 0.02 97.30 11:20:01 1 4.32 0.00 0.22 0.00 0.03 95.42 11:20:01 2 4.89 0.00 0.13 0.03 0.05 94.89 11:20:01 3 5.81 0.00 0.52 0.00 0.05 93.62 11:21:01 all 19.56 0.00 1.42 0.98 0.08 77.95 11:21:01 0 11.79 0.00 1.05 1.48 0.07 85.61 11:21:01 1 16.08 0.00 1.59 0.44 0.07 81.83 11:21:01 2 11.89 0.00 1.56 1.73 0.08 84.74 11:21:01 3 38.49 0.00 1.49 0.28 0.12 59.62 Average: all 16.08 0.00 1.26 1.77 0.07 80.82 Average: 0 17.49 0.00 1.10 3.22 0.05 78.14 Average: 1 11.28 0.00 1.07 1.42 0.06 86.16 Average: 2 17.43 0.00 1.39 1.41 0.09 79.68 Average: 3 18.12 0.00 1.48 1.05 0.07 79.28