---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8289 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: 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 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 468 5162 0 2344 7223 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:ba:80:79 brd ff:ff:ff:ff:ff:ff inet 10.32.6.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:feba:8079/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8289) 03/07/26 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 179.82 95.87 83.95 5157.67 40293.30 05:17:01 72.45 22.13 50.32 1394.57 8527.25 05:18:01 45.57 15.21 30.36 924.63 7515.23 05:19:01 12.33 3.55 8.78 132.91 3459.16 05:20:01 34.39 2.20 32.19 119.31 7885.49 Average: 68.91 27.79 41.12 1545.80 13535.88 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6036016 7424580 2131396 26.10 36240 1532964 694004 7.53 574564 1395076 68212 05:17:01 5690500 7377484 2476912 30.33 56500 1795108 830544 9.01 658972 1623164 129440 05:18:01 4779276 6674344 3388136 41.48 62316 1990732 1399008 15.18 1391172 1785832 93644 05:19:01 4425584 6512440 3741828 45.81 65848 2174172 1418100 15.39 1611028 1908408 178792 05:20:01 5356288 7463348 2811124 34.42 68636 2190804 616896 6.69 680300 1909984 8396 Average: 5257533 7090439 2909879 35.63 57908 1936756 991710 10.76 983207 1724493 95697 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 05:16:01 ens3 406.70 232.81 1222.59 66.84 0.00 0.00 0.00 0.00 05:17:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:17:01 ens3 61.24 48.53 703.10 11.80 0.00 0.00 0.00 0.00 05:18:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:18:01 ens3 207.48 190.62 2656.11 25.96 0.00 0.00 0.00 0.00 05:19:01 lo 121.03 121.03 36.32 36.32 0.00 0.00 0.00 0.00 05:19:01 ens3 106.53 98.95 1128.95 13.99 0.00 0.00 0.00 0.00 05:20:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 23.90 21.35 129.89 8.75 0.00 0.00 0.00 0.00 Average: lo 25.14 25.14 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 161.17 118.45 1168.18 25.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8289) 03/07/26 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 22.31 0.00 3.04 6.68 2.04 65.93 05:16:01 0 13.93 0.00 4.67 5.05 2.15 74.21 05:16:01 1 32.13 0.00 2.86 7.27 1.86 55.88 05:16:01 2 30.28 0.00 2.60 6.53 2.44 58.15 05:16:01 3 12.93 0.00 2.04 7.88 1.69 75.46 05:17:01 all 21.96 0.00 1.62 2.60 1.34 72.48 05:17:01 0 16.06 0.00 0.83 1.16 1.28 80.67 05:17:01 1 53.96 0.00 3.76 1.42 1.86 38.99 05:17:01 2 13.91 0.00 0.91 1.49 1.50 82.19 05:17:01 3 4.01 0.00 0.98 6.37 0.70 87.95 05:18:01 all 29.76 0.00 1.27 1.04 2.11 65.83 05:18:01 0 35.85 0.00 0.95 0.42 2.13 60.65 05:18:01 1 28.98 0.00 1.56 0.70 2.18 66.58 05:18:01 2 27.61 0.00 1.23 0.70 2.34 68.12 05:18:01 3 26.57 0.00 1.35 2.33 1.78 67.96 05:19:01 all 43.12 0.00 1.45 0.22 3.03 52.17 05:19:01 0 41.55 0.00 0.96 0.07 2.97 54.45 05:19:01 1 44.45 0.00 1.98 0.23 3.12 50.22 05:19:01 2 45.80 0.00 1.37 0.27 3.10 49.47 05:19:01 3 40.72 0.00 1.50 0.30 2.93 54.55 05:20:01 all 21.76 0.00 1.19 1.05 0.94 75.06 05:20:01 0 2.01 0.00 0.77 0.90 0.35 95.97 05:20:01 1 3.29 0.00 0.42 0.22 0.55 95.53 05:20:01 2 61.77 0.00 2.11 1.48 1.90 32.73 05:20:01 3 19.97 0.00 1.45 1.63 0.98 75.97 Average: all 27.78 0.00 1.71 2.32 1.89 66.30 Average: 0 21.88 0.00 1.64 1.52 1.78 73.19 Average: 1 32.56 0.00 2.12 1.97 1.92 61.44 Average: 2 35.84 0.00 1.64 2.09 2.25 58.17 Average: 3 20.83 0.00 1.46 3.70 1.62 72.39