---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-704 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 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 612 1000 0 2330 3065 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:a7:09:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.146/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fea7:9a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-704) 05/10/25 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 142.18 54.36 87.82 3586.74 22406.00 21:26:01 86.27 30.27 56.01 1658.97 10535.57 21:27:01 10.45 0.02 10.43 0.13 456.59 21:28:01 38.76 10.40 28.36 730.01 3643.79 21:29:01 2.20 0.08 2.12 2.93 146.38 21:30:01 31.98 6.33 25.65 175.17 4304.88 21:31:01 30.29 0.78 29.51 86.50 6735.49 Average: 48.79 14.57 34.22 889.64 6881.11 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 1810456 3381256 2228188 55.17 50300 1675964 592036 11.64 520096 1536088 167992 21:26:01 1494136 3232192 2544508 63.00 57816 1828188 745632 14.66 684356 1672904 4908 21:27:01 1476844 3222184 2561800 63.43 59696 1832700 745632 14.66 695940 1676636 1344 21:28:01 382764 2254716 3655880 90.52 62312 1952748 1634100 32.12 1697188 1756816 3000 21:29:01 333992 2206188 3704652 91.73 62408 1952828 1688200 33.19 1747452 1754468 88 21:30:01 1051908 3199692 2986736 73.95 65776 2218892 686096 13.49 952540 1825760 144092 21:31:01 1030492 3141892 3008152 74.48 68980 2180452 766204 15.06 980452 1820140 24880 Average: 1082942 2948303 2955702 73.19 61041 1948825 979700 19.26 1039718 1720402 49472 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 425.43 284.30 1637.39 71.78 0.00 0.00 0.00 0.00 21:25:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:26:01 ens3 134.13 130.30 788.48 25.35 0.00 0.00 0.00 0.00 21:26:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 59.77 86.62 65.17 14.07 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 220.75 268.21 1589.52 37.81 0.00 0.00 0.00 0.00 21:28:01 lo 3.65 3.65 1.56 1.56 0.00 0.00 0.00 0.00 21:29:01 ens3 2.33 2.23 0.52 0.69 0.00 0.00 0.00 0.00 21:29:01 lo 12.76 12.76 3.48 3.48 0.00 0.00 0.00 0.00 21:30:01 ens3 388.12 373.97 1443.12 96.83 0.00 0.00 0.00 0.00 21:30:01 lo 13.76 13.76 3.01 3.01 0.00 0.00 0.00 0.00 21:31:01 ens3 42.44 30.32 20.54 94.66 0.00 0.00 0.00 0.00 21:31:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 181.96 168.08 792.10 48.80 0.00 0.00 0.00 0.00 Average: lo 4.83 4.83 1.20 1.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-704) 05/10/25 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 20.72 0.00 1.79 4.07 0.06 73.36 21:25:02 0 35.18 0.00 2.28 3.08 0.08 59.38 21:25:02 1 8.15 0.00 1.50 11.21 0.05 79.08 21:25:02 2 22.04 0.00 2.01 0.69 0.07 75.20 21:25:02 3 17.54 0.00 1.38 1.32 0.03 79.73 21:26:01 all 13.77 0.00 0.72 1.67 0.05 83.79 21:26:01 0 11.51 0.00 0.43 0.56 0.03 87.46 21:26:01 1 8.48 0.00 0.51 3.02 0.05 87.94 21:26:01 2 22.50 0.00 1.41 2.66 0.07 73.37 21:26:01 3 12.57 0.00 0.54 0.39 0.05 86.44 21:27:01 all 3.62 0.00 0.14 0.03 0.04 96.17 21:27:01 0 7.82 0.00 0.42 0.02 0.03 91.71 21:27:01 1 1.27 0.00 0.05 0.08 0.02 98.58 21:27:01 2 1.69 0.00 0.07 0.00 0.05 98.20 21:27:01 3 3.69 0.00 0.05 0.03 0.05 96.18 21:28:01 all 26.10 0.00 0.96 0.42 0.06 72.46 21:28:01 0 26.08 0.00 0.97 0.52 0.07 72.37 21:28:01 1 26.88 0.00 0.85 0.27 0.07 71.93 21:28:01 2 25.10 0.00 0.89 0.08 0.07 73.86 21:28:01 3 26.34 0.00 1.09 0.82 0.05 71.70 21:29:01 all 2.43 0.00 0.27 0.03 0.05 97.23 21:29:01 0 2.61 0.00 0.22 0.02 0.07 97.09 21:29:01 1 2.57 0.00 0.37 0.00 0.03 97.03 21:29:01 2 2.27 0.00 0.30 0.03 0.02 97.38 21:29:01 3 2.28 0.00 0.22 0.03 0.05 97.42 21:30:01 all 23.67 0.00 1.12 0.15 0.06 75.01 21:30:01 0 22.97 0.00 0.98 0.02 0.05 75.98 21:30:01 1 24.43 0.00 0.90 0.17 0.07 74.43 21:30:01 2 20.70 0.00 0.95 0.02 0.07 78.26 21:30:01 3 26.58 0.00 1.61 0.40 0.07 71.34 21:31:01 all 19.54 0.00 0.98 0.84 0.04 78.60 21:31:01 0 23.31 0.00 0.82 0.10 0.05 75.72 21:31:01 1 17.73 0.00 1.00 0.38 0.05 80.83 21:31:01 2 14.10 0.00 0.86 0.02 0.03 84.99 21:31:01 3 23.08 0.00 1.25 2.87 0.05 72.74 Average: all 15.70 0.00 0.85 1.03 0.05 82.37 Average: 0 18.51 0.00 0.87 0.61 0.06 79.95 Average: 1 12.80 0.00 0.74 2.16 0.05 84.26 Average: 2 15.46 0.00 0.92 0.49 0.05 83.07 Average: 3 16.02 0.00 0.88 0.84 0.05 82.21