---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-544 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 7.6G 12G 40% / 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 469 5319 0 2187 7226 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:20:7e:c0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.144/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe20:7ec0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-544) 05/10/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 139.44 54.68 84.76 3591.47 41075.39 14:57:01 87.38 30.55 56.82 1730.42 9340.65 14:58:01 66.35 8.85 57.50 510.54 7189.34 14:59:01 27.01 3.47 23.55 131.98 4905.18 Average: 80.01 24.36 55.65 1490.11 15654.30 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5960096 7407112 2207324 27.03 38432 1587780 700976 7.61 596028 1445696 92564 14:57:01 5614376 7327476 2553044 31.26 58076 1819032 783928 8.51 692800 1662868 96412 14:58:01 5482756 7419600 2684664 32.87 65300 2029048 657992 7.14 717468 1758200 112252 14:59:01 5487536 7439084 2679884 32.81 67460 2040788 643052 6.98 706056 1762496 8600 Average: 5636191 7398318 2531229 30.99 57317 1869162 696487 7.56 678088 1657315 77457 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 431.27 261.58 1528.00 68.08 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 95.78 92.48 497.87 21.52 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 296.93 343.63 1517.00 65.44 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 55.81 66.41 31.11 612.48 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 220.48 191.45 895.23 192.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-544) 05/10/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.78 0.00 2.51 3.85 0.96 70.90 14:56:02 0 19.27 0.00 3.87 3.80 0.97 72.10 14:56:02 1 24.80 0.00 2.30 2.41 0.97 69.52 14:56:02 2 15.77 0.00 1.77 3.16 0.80 78.50 14:56:02 3 27.30 0.00 2.09 6.03 1.10 63.48 14:57:01 all 25.19 0.00 1.60 1.76 1.21 70.23 14:57:01 0 42.28 0.00 2.20 1.19 1.70 52.64 14:57:01 1 22.97 0.00 1.64 2.21 1.27 71.91 14:57:01 2 7.56 0.00 0.83 1.53 0.61 89.48 14:57:01 3 27.98 0.00 1.76 2.12 1.29 66.86 14:58:01 all 41.17 0.00 2.46 1.02 2.42 52.93 14:58:01 0 36.85 0.00 2.83 0.40 2.10 57.83 14:58:01 1 55.23 0.00 2.08 0.60 2.48 39.61 14:58:01 2 35.55 0.00 1.91 1.40 2.37 58.76 14:58:01 3 37.13 0.00 3.01 1.68 2.74 55.45 14:59:01 all 20.60 0.00 1.01 0.70 0.70 76.99 14:59:01 0 25.60 0.00 1.07 0.23 0.83 72.26 14:59:01 1 37.96 0.00 1.57 2.33 1.10 57.04 14:59:01 2 4.64 0.00 0.45 0.02 0.38 94.51 14:59:01 3 14.20 0.00 0.93 0.22 0.50 84.15 Average: all 27.21 0.00 1.90 1.83 1.33 67.73 Average: 0 30.96 0.00 2.49 1.41 1.40 63.75 Average: 1 35.29 0.00 1.90 1.89 1.46 59.47 Average: 2 15.97 0.00 1.24 1.53 1.05 80.21 Average: 3 26.65 0.00 1.95 2.51 1.41 67.48