---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2072 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 7.8G 12G 41% / 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 468 5175 0 2332 7225 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:75:29:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe75:29b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2072) 05/02/26 _x86_64_ (4 CPU) 02:56:50 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 116.45 49.21 67.24 3438.23 6209.78 02:59:01 60.68 12.61 48.08 249.04 10738.93 03:00:01 26.11 0.02 26.10 0.13 3267.06 03:01:01 28.43 0.02 28.41 0.13 7078.29 03:02:01 39.94 1.05 38.89 91.84 5781.67 Average: 54.30 12.58 41.72 757.55 6601.33 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5854212 7396556 2313208 28.32 45812 1670096 703060 7.63 640272 1496800 182324 02:59:01 5519364 7241284 2648056 32.42 57004 1828688 868264 9.42 778700 1673796 84836 03:00:01 5497524 7227436 2669896 32.69 59100 1833600 876280 9.51 794652 1677764 1864 03:01:01 5251028 7190412 2916392 35.71 61668 2035836 900804 9.77 833448 1876092 4920 03:02:01 5338996 7433188 2828424 34.63 66368 2182224 653652 7.09 612964 2001232 24148 Average: 5492225 7297775 2675195 32.75 57990 1910089 800412 8.69 732007 1745137 59618 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 433.84 237.38 1472.53 64.89 0.00 0.00 0.00 0.00 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 120.50 90.88 1542.91 19.28 0.00 0.00 0.00 0.00 02:59:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 57.47 82.89 66.36 13.05 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 544.48 469.99 3381.10 49.26 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 173.04 179.87 711.59 36.63 0.00 0.00 0.00 0.00 03:02:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 266.35 212.61 1434.51 36.68 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2072) 05/02/26 _x86_64_ (4 CPU) 02:56:50 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 23.48 0.00 1.77 3.47 1.27 70.01 02:58:02 0 30.39 0.00 2.10 5.37 1.31 60.82 02:58:02 1 13.27 0.00 1.38 1.46 1.14 82.75 02:58:02 2 33.48 0.00 2.46 5.43 1.71 56.91 02:58:02 3 16.82 0.00 1.13 1.61 0.92 79.52 02:59:01 all 22.91 0.00 1.32 1.37 1.28 73.12 02:59:01 0 13.70 0.00 0.88 3.76 0.85 80.81 02:59:01 1 8.56 0.00 0.57 0.84 1.22 88.80 02:59:01 2 42.46 0.00 2.37 0.71 1.80 52.66 02:59:01 3 26.92 0.00 1.47 0.14 1.27 70.21 03:00:01 all 6.70 0.00 0.32 0.53 0.36 92.10 03:00:01 0 15.50 0.00 0.40 0.10 0.63 83.37 03:00:01 1 1.12 0.00 0.08 0.00 0.13 98.66 03:00:01 2 6.72 0.00 0.47 0.50 0.42 91.90 03:00:01 3 3.42 0.00 0.33 1.52 0.23 94.49 03:01:01 all 8.51 0.00 0.88 0.27 0.57 89.77 03:01:01 0 11.74 0.00 1.09 0.35 0.62 86.21 03:01:01 1 5.40 0.00 0.42 0.00 0.37 93.82 03:01:01 2 8.21 0.00 1.01 0.13 0.72 89.93 03:01:01 3 8.71 0.00 1.04 0.56 0.55 89.14 03:02:01 all 22.47 0.00 1.42 0.77 1.29 74.05 03:02:01 0 6.02 0.00 0.67 1.55 0.77 91.00 03:02:01 1 14.33 0.00 1.25 0.08 0.96 83.38 03:02:01 2 57.85 0.00 2.43 0.20 2.19 37.33 03:02:01 3 11.75 0.00 1.33 1.27 1.22 84.43 Average: all 16.81 0.00 1.14 1.28 0.95 79.81 Average: 0 15.48 0.00 1.03 2.22 0.84 80.43 Average: 1 8.55 0.00 0.74 0.48 0.77 89.46 Average: 2 29.76 0.00 1.75 1.40 1.37 65.73 Average: 3 13.48 0.00 1.06 1.02 0.84 83.60