---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2087 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 7.7G 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 466 5163 0 2345 7226 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:1b:80:34 brd ff:ff:ff:ff:ff:ff inet 10.32.6.133/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe1b:8034/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2087) 05/02/26 _x86_64_ (4 CPU) 05:56:59 LINUX RESTART (4 CPU) 05:58:01 tps rtps wtps bread/s bwrtn/s 05:59:01 83.11 30.14 52.97 1665.58 8922.63 06:00:01 36.77 9.61 27.16 698.57 7377.67 06:01:01 10.00 4.38 5.62 126.11 3108.68 06:02:01 33.19 0.68 32.51 77.71 7394.20 Average: 40.77 11.21 29.56 642.01 6700.95 05:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5657296 7357264 2510124 30.73 57080 1807648 761988 8.27 682848 1633252 99084 06:00:01 4698204 6613352 3469216 42.48 62184 2010928 1417868 15.38 1456648 1801192 81892 06:01:01 5342504 7439356 2824916 34.59 66308 2183492 643444 6.98 694116 1912332 182888 06:02:01 5306196 7414508 2861224 35.03 69000 2192132 671948 7.29 727392 1915212 10648 Average: 5251050 7206120 2916370 35.71 63643 2048550 873812 9.48 890251 1815497 93628 05:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 05:59:01 ens3 60.38 51.92 464.62 13.05 0.00 0.00 0.00 0.00 06:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 223.06 207.83 2917.42 25.70 0.00 0.00 0.00 0.00 06:01:01 lo 121.40 121.40 36.45 36.45 0.00 0.00 0.00 0.00 06:01:01 ens3 110.36 102.55 1055.52 17.14 0.00 0.00 0.00 0.00 06:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:02:01 ens3 12.40 13.35 9.84 6.56 0.00 0.00 0.00 0.00 Average: lo 31.01 31.01 9.17 9.17 0.00 0.00 0.00 0.00 Average: ens3 101.55 93.91 1111.85 15.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2087) 05/02/26 _x86_64_ (4 CPU) 05:56:59 LINUX RESTART (4 CPU) 05:58:01 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 22.23 0.00 1.44 2.20 1.14 72.98 05:59:01 0 9.16 0.00 0.98 3.51 0.83 85.52 05:59:01 1 37.89 0.00 1.85 1.15 1.48 57.63 05:59:01 2 27.23 0.00 1.97 2.46 1.38 66.96 05:59:01 3 14.67 0.00 0.97 1.68 0.85 81.83 06:00:01 all 38.88 0.00 1.51 0.86 2.39 56.36 06:00:01 0 41.34 0.00 0.92 1.87 2.00 53.87 06:00:01 1 37.48 0.00 1.81 0.35 2.48 57.88 06:00:01 2 37.52 0.00 1.67 0.57 2.23 58.02 06:00:01 3 39.20 0.00 1.63 0.66 2.89 55.61 06:01:01 all 36.95 0.00 1.80 0.29 2.90 58.06 06:01:01 0 41.87 0.00 1.54 0.07 2.47 54.06 06:01:01 1 42.37 0.00 1.94 0.02 2.68 53.00 06:01:01 2 30.00 0.00 2.08 0.83 3.07 64.01 06:01:01 3 33.56 0.00 1.67 0.23 3.37 61.16 06:02:01 all 20.51 0.00 0.97 1.00 1.04 76.48 06:02:01 0 7.61 0.00 0.81 0.03 0.75 90.79 06:02:01 1 46.43 0.00 1.60 0.72 1.45 49.81 06:02:01 2 12.57 0.00 0.58 2.65 1.11 83.09 06:02:01 3 15.52 0.00 0.86 0.63 0.86 82.12 Average: all 29.65 0.00 1.43 1.09 1.87 65.96 Average: 0 24.99 0.00 1.06 1.37 1.51 71.07 Average: 1 41.04 0.00 1.80 0.56 2.02 54.58 Average: 2 26.81 0.00 1.57 1.63 1.95 68.04 Average: 3 25.76 0.00 1.28 0.80 2.00 70.16