---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2929 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 411 1151 0 2381 3264 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:3b:c9:88 brd ff:ff:ff:ff:ff:ff inet 10.32.6.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85988sec preferred_lft 85988sec inet6 fe80::f816:3eff:fe3b:c988/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2929) 01/06/24 _x86_64_ (4 CPU) 08:00:58 LINUX RESTART (4 CPU) 08:01:01 tps rtps wtps bread/s bwrtn/s 08:02:02 173.37 104.42 68.96 6077.52 42363.49 08:03:01 79.63 30.52 49.11 1672.39 8416.88 08:04:01 30.51 0.05 30.46 0.67 5874.62 08:05:01 10.08 0.00 10.08 0.00 366.68 08:06:01 35.32 11.33 23.98 814.93 3398.40 08:07:01 33.71 3.88 29.83 113.05 2517.98 Average: 60.38 25.02 35.36 1445.78 10495.36 08:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:02:02 1716096 3318724 2322556 57.51 46996 1711232 652164 12.82 638724 1510088 182520 08:03:01 1484812 3271216 2553840 63.23 59276 1873372 709648 13.95 667880 1694548 136496 08:04:01 1377748 3196120 2660904 65.89 60292 1903244 773384 15.20 744496 1722660 1720 08:05:01 1365552 3190508 2673100 66.19 61724 1907632 773384 15.20 751072 1726296 1204 08:06:01 426372 2373232 3612280 89.44 63836 2023992 1559840 30.66 1628596 1775328 3312 08:07:01 1156852 3309188 2881800 71.36 67112 2221628 648816 12.75 755000 1914544 139804 Average: 1254572 3109831 2784080 68.94 59873 1940183 852873 16.76 864295 1723911 77509 08:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:02:02 ens3 454.22 303.30 1485.49 74.14 0.00 0.00 0.00 0.00 08:02:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 08:03:01 ens3 98.41 83.82 712.62 15.83 0.00 0.00 0.00 0.00 08:03:01 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 08:04:01 ens3 92.03 114.51 495.88 17.88 0.00 0.00 0.00 0.00 08:04:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:05:01 ens3 62.11 85.57 77.77 18.03 0.00 0.00 0.00 0.00 08:05:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:06:01 ens3 246.35 266.75 1511.66 41.48 0.00 0.00 0.00 0.00 08:06:01 lo 233.57 233.57 74.32 74.32 0.00 0.00 0.00 0.00 08:07:01 ens3 222.70 221.65 1034.64 43.93 0.00 0.00 0.00 0.00 08:07:01 lo 912.58 912.58 307.91 307.91 0.00 0.00 0.00 0.00 Average: ens3 196.24 179.53 886.79 35.27 0.00 0.00 0.00 0.00 Average: lo 192.27 192.27 63.95 63.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2929) 01/06/24 _x86_64_ (4 CPU) 08:00:58 LINUX RESTART (4 CPU) 08:01:01 CPU %user %nice %system %iowait %steal %idle 08:02:02 all 20.85 0.00 2.29 5.02 0.06 71.79 08:02:02 0 35.03 0.00 2.87 3.10 0.07 58.93 08:02:02 1 11.24 0.00 1.52 7.40 0.05 79.78 08:02:02 2 20.42 0.00 3.10 4.83 0.07 71.58 08:02:02 3 16.76 0.00 1.66 4.72 0.03 76.83 08:03:01 all 19.04 0.00 1.07 1.99 0.05 77.85 08:03:01 0 17.73 0.00 1.29 2.24 0.03 78.70 08:03:01 1 26.69 0.00 1.17 2.46 0.05 69.62 08:03:01 2 17.21 0.00 0.72 0.03 0.05 81.99 08:03:01 3 14.52 0.00 1.10 3.23 0.05 81.10 08:04:01 all 7.10 0.00 0.34 0.48 0.03 92.05 08:04:01 0 5.86 0.00 0.48 0.52 0.03 93.11 08:04:01 1 3.79 0.00 0.10 0.00 0.02 96.10 08:04:01 2 11.12 0.00 0.23 0.48 0.05 88.11 08:04:01 3 7.64 0.00 0.52 0.90 0.03 90.90 08:05:01 all 3.61 0.00 0.17 0.06 0.02 96.14 08:05:01 0 4.87 0.00 0.33 0.00 0.02 94.78 08:05:01 1 2.52 0.00 0.07 0.00 0.02 97.39 08:05:01 2 5.95 0.00 0.30 0.25 0.02 93.49 08:05:01 3 1.09 0.00 0.02 0.00 0.00 98.89 08:06:01 all 47.21 0.00 1.80 0.36 0.10 50.53 08:06:01 0 46.86 0.00 1.64 0.07 0.10 51.33 08:06:01 1 46.89 0.00 1.59 0.17 0.10 51.25 08:06:01 2 51.85 0.00 2.08 0.74 0.12 45.21 08:06:01 3 43.28 0.00 1.85 0.48 0.10 54.29 08:07:01 all 40.98 0.00 3.55 0.39 0.12 54.96 08:07:01 0 40.19 0.00 3.28 0.03 0.10 56.39 08:07:01 1 50.58 0.00 3.76 0.29 0.13 45.24 08:07:01 2 34.49 0.00 4.19 0.77 0.12 60.43 08:07:01 3 38.66 0.00 3.01 0.47 0.12 57.75 Average: all 23.11 0.00 1.53 1.38 0.06 73.91 Average: 0 25.06 0.00 1.65 0.99 0.06 72.25 Average: 1 23.57 0.00 1.36 1.72 0.06 73.28 Average: 2 23.50 0.00 1.77 1.19 0.07 73.48 Average: 3 20.32 0.00 1.36 1.63 0.06 76.65