---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5553 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 8.7G 11G 45% / 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 462 4218 0 3295 7216 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:23:5f:27 brd ff:ff:ff:ff:ff:ff inet 10.32.6.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fe23:5f27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5553) 07/11/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 176.94 95.20 81.74 5154.87 40062.14 15:10:01 53.35 0.18 53.17 21.99 9162.68 15:11:01 88.62 29.78 58.84 1638.39 37417.36 15:12:01 9.05 0.00 9.05 0.00 367.88 15:13:01 16.08 0.08 16.00 1.07 6713.81 15:14:01 45.35 2.67 42.68 189.07 5892.00 Average: 64.90 21.32 43.58 1167.53 16602.29 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6054232 7438852 2113180 25.87 35812 1529680 676532 7.34 556976 1392788 69968 15:10:01 5690556 7391140 2476856 30.33 55348 1809028 708744 7.69 619536 1658976 177248 15:11:01 4601144 7291540 3566268 43.66 59480 2779108 782280 8.49 733112 2603892 1728 15:12:01 4586060 7283248 3581352 43.85 61272 2783272 782280 8.49 743028 2607276 700 15:13:01 4265304 7163040 3902108 47.78 62648 2978588 907032 9.84 862476 2800144 3560 15:14:01 4336432 7401740 3830980 46.91 67872 3136952 680852 7.39 645680 2938152 27456 Average: 4922288 7328260 3245124 39.73 57072 2502771 756287 8.21 693468 2333538 46777 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 355.36 190.95 1212.73 61.27 0.00 0.00 0.00 0.00 15:09:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 15:10:01 ens3 60.46 43.84 676.06 5.09 0.00 0.00 0.00 0.00 15:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 581.70 331.59 15396.77 36.32 0.00 0.00 0.00 0.00 15:11:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:12:01 ens3 51.73 73.31 66.73 12.09 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 445.13 335.33 3299.19 36.16 0.00 0.00 0.00 0.00 15:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:14:01 ens3 199.40 221.90 852.10 44.12 0.00 0.00 0.00 0.00 15:14:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 282.29 199.48 3583.83 32.50 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5553) 07/11/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 19.84 0.00 2.75 7.18 4.45 65.78 15:09:01 0 18.93 0.00 1.77 9.38 3.68 66.23 15:09:01 1 22.53 0.00 2.26 7.67 5.71 61.82 15:09:01 2 14.23 0.00 2.01 8.07 4.68 71.00 15:09:01 3 23.70 0.00 4.95 3.58 3.71 64.05 15:10:01 all 19.13 0.00 1.14 2.38 2.09 75.26 15:10:01 0 16.03 0.00 1.32 6.08 3.03 73.54 15:10:01 1 11.87 0.00 0.88 2.78 1.50 82.98 15:10:01 2 46.84 0.00 2.22 0.60 3.24 47.11 15:10:01 3 1.76 0.00 0.15 0.02 0.55 97.52 15:11:01 all 15.58 0.00 1.53 2.09 4.30 76.51 15:11:01 0 15.04 0.00 1.24 1.42 4.38 77.92 15:11:01 1 10.96 0.00 1.70 3.39 3.45 80.49 15:11:01 2 16.61 0.00 1.13 2.55 4.06 75.65 15:11:01 3 19.67 0.00 2.00 1.01 5.31 72.01 15:12:01 all 4.69 0.00 0.33 0.03 2.29 92.66 15:12:01 0 2.67 0.00 0.10 0.03 1.56 95.64 15:12:01 1 5.41 0.00 0.80 0.08 2.91 90.80 15:12:01 2 5.77 0.00 0.16 0.00 2.13 91.94 15:12:01 3 4.90 0.00 0.26 0.00 2.54 92.30 15:13:01 all 5.86 0.00 0.63 0.09 3.01 90.41 15:13:01 0 4.95 0.00 0.67 0.00 2.92 91.47 15:13:01 1 8.32 0.00 0.68 0.21 3.55 87.24 15:13:01 2 6.58 0.00 0.51 0.03 2.32 90.56 15:13:01 3 3.61 0.00 0.66 0.11 3.23 92.39 15:14:01 all 18.55 0.00 1.26 1.05 3.90 75.23 15:14:01 0 20.11 0.00 1.10 0.48 3.30 75.01 15:14:01 1 24.99 0.00 1.70 2.47 4.41 66.43 15:14:01 2 16.37 0.00 1.19 1.19 4.28 76.98 15:14:01 3 12.78 0.00 1.04 0.10 3.59 82.49 Average: all 13.94 0.00 1.27 2.14 3.34 79.30 Average: 0 12.96 0.00 1.04 2.90 3.15 79.96 Average: 1 14.03 0.00 1.34 2.77 3.60 78.27 Average: 2 17.69 0.00 1.20 2.08 3.46 75.57 Average: 3 11.09 0.00 1.51 0.80 3.16 83.44