---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5231 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 668K 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 470 5326 0 2179 7224 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:06:b8:50 brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe06:b850/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5231) 02/06/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:03 150.07 62.17 87.90 4220.36 40962.12 12:49:01 90.09 31.18 58.91 1746.71 9373.46 12:50:01 69.76 8.78 60.98 514.63 7346.48 12:51:01 22.28 1.70 20.58 78.64 4827.32 Average: 82.99 25.91 57.08 1639.08 15678.82 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:03 5939092 7382800 2228328 27.28 38848 1583988 729900 7.92 623092 1437932 103128 12:49:01 5591808 7301488 2575612 31.54 58472 1814452 808420 8.77 718856 1657248 96584 12:50:01 5430696 7366700 2736724 33.51 65752 2027368 711864 7.72 770376 1755316 114456 12:51:01 5453196 7396756 2714224 33.23 68144 2031948 691340 7.50 748076 1753920 11048 Average: 5603698 7361936 2563722 31.39 57804 1864439 735381 7.98 715100 1651104 81304 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:03 ens3 489.39 278.99 1468.68 68.64 0.00 0.00 0.00 0.00 12:48:03 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 115.68 99.28 545.87 23.74 0.00 0.00 0.00 0.00 12:49:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 336.77 358.56 1485.51 63.01 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 57.75 68.64 29.08 607.71 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 251.01 202.22 885.09 192.18 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5231) 02/06/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:03 all 22.50 0.00 2.78 4.74 1.05 68.93 12:48:03 0 37.55 0.00 2.48 4.95 1.40 53.61 12:48:03 1 17.30 0.00 4.29 1.32 0.84 76.25 12:48:03 2 23.53 0.00 2.26 3.27 1.15 69.79 12:48:03 3 11.61 0.00 2.10 9.40 0.78 76.10 12:49:01 all 26.60 0.00 1.89 2.21 1.20 68.10 12:49:01 0 12.17 0.00 1.50 5.11 0.69 80.52 12:49:01 1 56.66 0.00 3.19 1.92 1.85 36.38 12:49:01 2 21.69 0.00 1.45 0.47 1.07 75.33 12:49:01 3 15.89 0.00 1.40 1.35 1.21 80.16 12:50:01 all 41.15 0.00 2.31 1.02 2.31 53.20 12:50:01 0 28.88 0.00 2.51 2.88 2.41 63.32 12:50:01 1 42.47 0.00 1.86 0.10 2.19 53.37 12:50:01 2 55.25 0.00 1.68 0.30 2.22 40.54 12:50:01 3 38.05 0.00 3.20 0.82 2.40 55.53 12:51:01 all 21.09 0.00 1.04 0.72 0.61 76.53 12:51:01 0 0.78 0.00 0.48 2.50 0.32 95.91 12:51:01 1 27.93 0.00 1.35 0.07 0.65 70.01 12:51:01 2 26.77 0.00 1.03 0.10 0.76 71.33 12:51:01 3 28.85 0.00 1.29 0.22 0.72 68.93 Average: all 27.85 0.00 2.01 2.17 1.29 66.68 Average: 0 19.92 0.00 1.75 3.85 1.21 73.27 Average: 1 35.92 0.00 2.67 0.84 1.38 59.19 Average: 2 31.89 0.00 1.60 1.04 1.30 64.16 Average: 3 23.67 0.00 2.00 2.96 1.28 70.09