---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9061 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 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 9.2G 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 548 12351 0 3139 15161 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:11:da:87 brd ff:ff:ff:ff:ff:ff inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe11:da87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9061) 01/02/24 _x86_64_ (4 CPU) 02:45:20 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 127.45 28.40 99.05 2156.57 29894.48 02:48:01 129.33 17.68 111.65 607.77 32404.07 02:49:01 72.24 3.85 68.39 101.85 28418.33 02:50:01 58.07 1.33 56.74 64.52 19853.89 Average: 96.77 12.81 83.96 732.68 27642.69 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13871960 15610008 2553008 15.54 70404 1862432 756880 4.33 636448 1690952 161508 02:48:01 13106896 15096220 3318072 20.20 80388 2093836 1130384 6.47 1177972 1891364 4876 02:49:01 12706360 15552508 3718608 22.64 90792 2917088 788496 4.51 1147460 2285524 493928 02:50:01 12661200 15539000 3763768 22.91 96964 2941368 813404 4.66 1186844 2290632 32796 Average: 13086604 15449434 3338364 20.32 84637 2453681 872291 4.99 1037181 2039618 173277 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 89.84 57.49 1234.93 17.74 0.00 0.00 0.00 0.00 02:47:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 02:48:01 ens3 362.54 332.13 3384.31 54.97 0.00 0.00 0.00 0.00 02:48:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 451.64 349.46 4733.89 53.93 0.00 0.00 0.00 0.00 02:49:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 02:50:01 ens3 243.56 222.51 307.15 2451.67 0.00 0.00 0.00 0.00 02:50:01 lo 19.46 19.46 1.75 1.75 0.00 0.00 0.00 0.00 Average: ens3 286.89 240.40 2415.07 644.57 0.00 0.00 0.00 0.00 Average: lo 5.25 5.25 0.48 0.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9061) 01/02/24 _x86_64_ (4 CPU) 02:45:20 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 19.71 0.00 1.50 6.30 0.05 72.44 02:47:01 0 16.84 0.00 1.35 4.04 0.03 77.73 02:47:01 1 16.17 0.00 1.60 16.53 0.05 65.65 02:47:01 2 37.33 0.00 2.41 3.78 0.05 56.43 02:47:01 3 8.52 0.00 0.62 0.85 0.05 89.95 02:48:01 all 21.60 0.00 1.31 3.54 0.08 73.47 02:48:01 0 26.45 0.00 0.78 0.10 0.07 72.60 02:48:01 1 20.77 0.00 1.54 2.51 0.08 75.10 02:48:01 2 19.76 0.00 1.52 7.56 0.07 71.09 02:48:01 3 19.41 0.00 1.37 4.07 0.08 75.07 02:49:01 all 34.23 0.00 1.92 1.75 0.08 62.03 02:49:01 0 31.73 0.00 1.69 1.02 0.08 65.47 02:49:01 1 29.26 0.00 1.29 2.38 0.08 66.99 02:49:01 2 40.22 0.00 2.34 3.46 0.10 53.88 02:49:01 3 35.68 0.00 2.36 0.13 0.08 61.74 02:50:01 all 21.11 0.00 1.24 2.48 0.06 75.11 02:50:01 0 19.15 0.00 1.25 8.41 0.05 71.14 02:50:01 1 19.44 0.00 1.25 1.07 0.07 78.16 02:50:01 2 14.68 0.00 1.18 0.33 0.07 83.74 02:50:01 3 31.16 0.00 1.29 0.12 0.05 67.39 Average: all 24.16 0.00 1.49 3.52 0.07 70.76 Average: 0 23.54 0.00 1.27 3.39 0.06 71.74 Average: 1 21.40 0.00 1.42 5.63 0.07 71.48 Average: 2 28.00 0.00 1.86 3.77 0.07 66.29 Average: 3 23.69 0.00 1.41 1.30 0.07 73.54