---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2022 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 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 542 12898 0 2598 15175 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:44:e2:28 brd ff:ff:ff:ff:ff:ff inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe44:e228/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2022) 12/03/23 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 94.71 13.98 80.73 1008.54 28204.47 03:07:01 132.46 14.55 117.91 375.67 36794.27 03:08:01 21.01 5.18 15.83 401.80 12609.63 03:09:01 51.77 1.07 50.71 62.39 15403.43 Average: 74.91 8.67 66.23 459.79 23232.03 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13936428 15547432 2488532 15.15 63168 1748728 823540 4.71 695648 1581156 172736 03:07:01 13189320 15057868 3235640 19.70 80080 1975736 1245312 7.13 1214388 1782388 15000 03:08:01 12285104 14184328 4139856 25.20 81348 2004084 2099972 12.02 2109200 1784564 9292 03:09:01 13241696 15567248 3183264 19.38 87820 2417096 767288 4.39 885444 2043404 32752 Average: 13163137 15089219 3261823 19.86 78104 2036411 1234028 7.06 1226170 1797878 57445 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 03:06:01 ens3 55.20 39.00 875.87 6.91 0.00 0.00 0.00 0.00 03:07:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 293.47 263.56 2395.69 80.96 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 971.09 772.39 378.65 403.20 0.00 0.00 0.00 0.00 03:09:01 lo 3.07 3.07 0.28 0.28 0.00 0.00 0.00 0.00 03:09:01 ens3 222.56 207.05 859.18 1338.94 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 386.98 321.69 1128.41 459.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2022) 12/03/23 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 17.99 0.00 1.29 7.34 0.06 73.32 03:06:01 0 10.87 0.00 0.89 7.46 0.03 80.75 03:06:01 1 28.35 0.00 2.01 8.07 0.10 61.45 03:06:01 2 18.12 0.00 1.44 2.16 0.05 78.23 03:06:01 3 14.60 0.00 0.82 11.68 0.07 72.83 03:07:01 all 24.47 0.00 1.51 4.63 0.09 69.29 03:07:01 0 25.40 0.00 1.03 0.67 0.08 72.82 03:07:01 1 26.14 0.00 1.49 12.57 0.07 59.74 03:07:01 2 25.61 0.00 1.68 1.23 0.12 71.37 03:07:01 3 20.77 0.00 1.77 4.12 0.10 73.23 03:08:01 all 36.10 0.00 2.94 0.74 0.09 60.14 03:08:01 0 34.41 0.00 4.68 0.03 0.08 60.79 03:08:01 1 44.95 0.00 1.80 2.67 0.10 50.48 03:08:01 2 39.02 0.00 4.60 0.15 0.08 56.14 03:08:01 3 26.00 0.00 0.69 0.10 0.08 73.13 03:09:01 all 21.19 0.00 1.65 1.96 0.07 75.13 03:09:01 0 28.75 0.00 2.26 0.64 0.10 68.26 03:09:01 1 21.78 0.00 2.09 2.62 0.07 73.44 03:09:01 2 16.13 0.00 1.17 0.17 0.05 82.48 03:09:01 3 18.09 0.00 1.09 4.42 0.05 76.35 Average: all 24.96 0.00 1.85 3.65 0.08 69.46 Average: 0 24.93 0.00 2.22 2.17 0.08 70.60 Average: 1 30.30 0.00 1.85 6.47 0.08 61.30 Average: 2 24.74 0.00 2.23 0.92 0.08 72.04 Average: 3 19.89 0.00 1.09 5.05 0.08 73.89