---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14844 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 8.9G 11G 46% / 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 476 3965 0 3534 7200 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:a0:6f:74 brd ff:ff:ff:ff:ff:ff inet 10.32.6.226/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fea0:6f74/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14844) 10/10/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 154.17 55.41 98.77 3625.93 41522.96 22:57:01 124.66 36.53 88.14 2248.83 50342.54 22:58:01 12.25 0.02 12.23 0.13 560.35 22:59:01 36.71 10.48 26.23 730.68 3700.98 23:00:02 1.77 0.03 1.73 0.27 29.46 23:01:01 43.15 4.39 38.76 178.95 5507.81 Average: 62.17 17.85 44.32 1133.42 16975.41 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5877796 7458484 2289624 28.03 49644 1701264 647216 7.02 526472 1579000 199856 22:57:01 4316048 7262584 3851372 47.16 59836 3031344 807412 8.76 751124 2865432 5280 22:58:01 4293632 7249648 3873788 47.43 62324 3037132 807412 8.76 765048 2870224 2008 22:59:01 2832236 5914324 5335184 65.32 64772 3156864 2269416 24.62 2133264 2950116 192 23:00:02 2809928 5892160 5357492 65.60 64848 3156864 2306472 25.03 2156416 2947724 40 23:01:01 4057920 7367840 4109500 50.32 70092 3372468 689732 7.48 771988 3080212 94000 Average: 4031260 6857507 4136160 50.64 61919 2909323 1254610 13.61 1184052 2715451 50229 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:56:01 ens3 325.90 223.20 1805.25 64.93 0.00 0.00 0.00 0.00 22:57:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 22:57:01 ens3 825.21 517.73 19162.53 55.87 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:58:01 ens3 60.30 90.82 57.74 20.64 0.00 0.00 0.00 0.00 22:59:01 lo 5.37 5.37 2.15 2.15 0.00 0.00 0.00 0.00 22:59:01 ens3 220.03 239.83 1567.69 44.33 0.00 0.00 0.00 0.00 23:00:02 lo 14.05 14.05 3.53 3.53 0.00 0.00 0.00 0.00 23:00:02 ens3 5.80 4.20 1.26 1.27 0.00 0.00 0.00 0.00 23:01:01 lo 10.69 10.69 2.39 2.39 0.00 0.00 0.00 0.00 23:01:01 ens3 218.76 225.78 1113.27 56.56 0.00 0.00 0.00 0.00 Average: lo 5.47 5.47 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 276.15 216.90 3959.08 40.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14844) 10/10/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 20.47 0.00 1.79 4.83 0.06 72.85 22:56:01 0 13.15 0.00 1.59 2.66 0.03 82.56 22:56:01 1 12.90 0.00 1.50 9.39 0.05 76.15 22:56:01 2 17.32 0.00 1.64 3.97 0.07 77.01 22:56:01 3 38.53 0.00 2.46 3.28 0.08 55.64 22:57:01 all 18.67 0.00 1.55 2.58 0.06 77.14 22:57:01 0 17.10 0.00 0.85 1.72 0.05 80.27 22:57:01 1 11.41 0.00 1.40 5.44 0.03 81.71 22:57:01 2 32.65 0.00 3.36 2.47 0.10 61.42 22:57:01 3 13.64 0.00 0.57 0.72 0.05 85.03 22:58:01 all 4.18 0.00 0.27 0.05 0.03 95.47 22:58:01 0 4.05 0.00 0.30 0.02 0.03 95.60 22:58:01 1 0.35 0.00 0.05 0.15 0.00 99.45 22:58:01 2 6.48 0.00 0.60 0.00 0.03 92.89 22:58:01 3 5.84 0.00 0.13 0.00 0.05 93.98 22:59:01 all 28.35 0.00 1.14 0.31 0.08 70.13 22:59:01 0 29.11 0.00 1.00 0.13 0.08 69.67 22:59:01 1 27.56 0.00 1.05 0.40 0.08 70.91 22:59:01 2 27.25 0.00 1.55 0.20 0.10 70.91 22:59:01 3 29.46 0.00 0.96 0.49 0.07 69.03 23:00:02 all 3.04 0.00 0.35 0.02 0.02 96.55 23:00:02 0 2.81 0.00 0.35 0.03 0.02 96.79 23:00:02 1 2.56 0.00 0.33 0.07 0.02 97.03 23:00:02 2 3.43 0.00 0.36 0.00 0.02 96.19 23:00:02 3 3.35 0.00 0.38 0.00 0.03 96.23 23:01:01 all 18.47 0.00 1.24 0.67 0.06 79.57 23:01:01 0 11.13 0.00 1.20 2.21 0.05 85.42 23:01:01 1 16.71 0.00 0.58 0.29 0.03 82.39 23:01:01 2 30.85 0.00 1.63 0.07 0.10 67.35 23:01:01 3 15.22 0.00 1.54 0.10 0.05 83.08 Average: all 15.52 0.00 1.06 1.41 0.05 81.96 Average: 0 12.89 0.00 0.88 1.13 0.04 85.05 Average: 1 11.89 0.00 0.82 2.63 0.04 84.63 Average: 2 19.61 0.00 1.52 1.12 0.07 77.68 Average: 3 17.68 0.00 1.00 0.76 0.06 80.50