---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4370 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 584 1085 0 2274 3093 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:bd:4a:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.156/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:febd:4ae5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4370) 04/05/25 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 118.40 29.41 88.99 978.90 7465.02 05:17:01 77.97 30.18 47.79 1656.67 9708.73 05:18:01 9.67 0.00 9.67 0.00 484.85 05:19:01 46.26 10.70 35.56 725.35 4023.33 05:20:01 42.49 6.98 35.50 261.51 7913.90 Average: 58.89 15.40 43.49 721.35 5906.56 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1710400 3320028 2328244 57.65 52696 1709492 641324 12.61 585368 1563048 194204 05:17:01 1442360 3174696 2596284 64.29 57732 1821956 783560 15.40 738420 1666724 4684 05:18:01 1424980 3164632 2613664 64.72 59580 1826464 791448 15.56 750884 1669892 2796 05:19:01 860832 2742188 3177812 78.69 63516 1959500 1125368 22.12 1233544 1738240 7424 05:20:01 1153268 3207224 2885376 71.44 67316 2125024 692668 13.62 874636 1800368 15988 Average: 1318368 3121754 2720276 67.36 60168 1888487 806874 15.86 836570 1687654 45019 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 346.14 229.21 1466.99 65.65 0.00 0.00 0.00 0.00 05:16:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:17:01 ens3 139.71 139.96 773.74 26.78 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 89.92 132.39 76.03 20.43 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 276.09 298.30 1747.84 46.65 0.00 0.00 0.00 0.00 05:19:01 lo 120.86 120.86 36.42 36.42 0.00 0.00 0.00 0.00 05:20:01 ens3 439.42 334.76 1027.90 164.10 0.00 0.00 0.00 0.00 05:20:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 258.66 227.22 1019.32 64.86 0.00 0.00 0.00 0.00 Average: lo 24.89 24.89 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4370) 04/05/25 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.24 0.00 1.52 3.19 0.05 74.00 05:16:02 0 13.57 0.00 0.96 0.13 0.03 85.30 05:16:02 1 24.72 0.00 1.43 0.92 0.07 72.86 05:16:02 2 6.62 0.00 1.06 7.80 0.05 84.47 05:16:02 3 39.91 0.00 2.63 3.91 0.07 53.47 05:17:01 all 12.10 0.00 0.69 1.24 0.05 85.92 05:17:01 0 7.84 0.00 0.34 0.51 0.03 91.27 05:17:01 1 20.35 0.00 1.00 1.21 0.05 77.39 05:17:01 2 6.79 0.00 0.66 2.43 0.05 90.07 05:17:01 3 13.45 0.00 0.75 0.80 0.05 84.96 05:18:01 all 4.73 0.00 0.23 0.05 0.03 94.95 05:18:01 0 2.97 0.00 0.08 0.00 0.03 96.92 05:18:01 1 4.07 0.00 0.12 0.00 0.03 95.78 05:18:01 2 2.85 0.00 0.23 0.22 0.03 96.66 05:18:01 3 9.03 0.00 0.50 0.00 0.03 90.43 05:19:01 all 38.42 0.00 1.59 0.46 0.10 59.43 05:19:01 0 32.47 0.00 1.72 0.10 0.08 65.63 05:19:01 1 41.65 0.00 1.10 0.27 0.08 56.90 05:19:01 2 41.66 0.00 2.24 1.17 0.10 54.83 05:19:01 3 37.98 0.00 1.27 0.33 0.10 60.31 05:20:01 all 27.10 0.00 1.17 0.62 0.06 71.04 05:20:01 0 18.39 0.00 0.80 0.07 0.05 80.70 05:20:01 1 21.45 0.00 0.88 0.12 0.05 77.50 05:20:01 2 50.86 0.00 1.87 0.77 0.10 46.40 05:20:01 3 17.83 0.00 1.15 1.50 0.07 79.45 Average: all 20.76 0.00 1.04 1.11 0.06 77.03 Average: 0 15.12 0.00 0.78 0.16 0.05 83.89 Average: 1 22.45 0.00 0.91 0.50 0.06 76.09 Average: 2 21.80 0.00 1.21 2.47 0.07 74.44 Average: 3 23.68 0.00 1.26 1.31 0.06 73.68