---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-311 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 9.0G 11G 47% / 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 465 3887 0 3623 7211 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:82:38:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe82:38e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-311) 10/17/26 _x86_64_ (4 CPU) 11:16:51 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 136.74 54.47 82.27 3565.27 8498.47 11:19:01 124.74 37.13 87.61 2286.53 53183.53 11:20:01 12.28 0.00 12.28 0.00 560.04 11:21:01 59.96 2.63 57.33 179.81 12493.70 Average: 83.26 23.50 59.76 1504.59 18539.36 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 5816676 7423272 2350736 28.78 50296 1726064 687944 7.46 560620 1604536 214000 11:19:01 4246024 7266812 3921388 48.01 59740 3104728 797204 8.65 742520 2941008 4864 11:20:01 4226232 7256868 3941180 48.25 62388 3110884 805228 8.74 754524 2945700 2028 11:21:01 3958176 7360100 4209236 51.54 68572 3465488 701952 7.62 687440 3265688 27668 Average: 4561777 7326763 3605635 44.15 60249 2851791 748082 8.12 686276 2689233 62140 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:18:02 ens3 397.93 263.49 2028.41 69.20 0.00 0.00 0.00 0.00 11:19:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 11:19:01 ens3 980.73 582.31 20698.81 56.85 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 62.31 92.47 60.44 20.84 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 490.07 467.63 4046.42 74.05 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 480.68 350.51 6649.89 55.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-311) 10/17/26 _x86_64_ (4 CPU) 11:16:51 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.83 0.00 1.75 3.90 0.06 72.46 11:18:02 0 18.38 0.00 1.93 10.06 0.07 69.56 11:18:02 1 42.73 0.00 2.70 3.97 0.08 50.52 11:18:02 2 17.74 0.00 1.48 0.58 0.07 80.13 11:18:02 3 8.47 0.00 0.87 1.07 0.03 89.56 11:19:01 all 17.83 0.00 1.66 2.91 0.08 77.52 11:19:01 0 8.28 0.00 0.92 6.40 0.07 84.33 11:19:01 1 30.65 0.00 1.63 0.66 0.07 66.98 11:19:01 2 15.31 0.00 1.72 1.57 0.10 81.29 11:19:01 3 17.04 0.00 2.37 3.00 0.07 77.53 11:20:01 all 4.42 0.00 0.27 0.03 0.03 95.26 11:20:01 0 5.09 0.00 0.13 0.13 0.03 94.61 11:20:01 1 1.30 0.00 0.07 0.00 0.02 98.62 11:20:01 2 4.15 0.00 0.52 0.00 0.03 95.30 11:20:01 3 7.13 0.00 0.35 0.00 0.03 92.49 11:21:01 all 19.55 0.00 1.30 0.86 0.06 78.22 11:21:01 0 9.12 0.00 0.90 2.97 0.03 86.97 11:21:01 1 29.43 0.00 0.93 0.12 0.07 69.46 11:21:01 2 24.76 0.00 2.12 0.17 0.08 72.86 11:21:01 3 15.06 0.00 1.22 0.17 0.05 83.51 Average: all 15.90 0.00 1.24 1.92 0.06 80.88 Average: 0 10.21 0.00 0.97 4.87 0.05 83.90 Average: 1 26.00 0.00 1.33 1.19 0.06 71.42 Average: 2 15.48 0.00 1.46 0.57 0.07 82.41 Average: 3 11.90 0.00 1.19 1.05 0.05 85.81