---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-244 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 7.8G 12G 41% / 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 477 5172 0 2325 7216 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:7c:a1:72 brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe7c:a172/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-244) 04/11/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 153.14 66.04 87.10 4276.62 40828.95 03:50:01 63.96 12.41 51.54 249.83 8637.09 03:51:01 29.82 0.02 29.80 0.13 5909.20 03:52:01 25.42 0.00 25.42 0.00 7009.00 03:53:01 39.04 1.07 37.98 91.98 5752.24 Average: 62.28 15.91 46.37 923.71 13627.33 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5936268 7372452 2231152 27.32 38404 1577260 723532 7.85 629644 1436576 100008 03:50:01 5617168 7267488 2550252 31.22 56720 1758288 877128 9.52 749216 1605844 99244 03:51:01 5509852 7234148 2657568 32.54 59060 1828048 885120 9.60 784048 1674264 1656 03:52:01 5267664 7200092 2899756 35.50 61436 2029580 894972 9.71 817988 1872432 4228 03:53:01 5329900 7419844 2837520 34.74 66608 2177548 662896 7.19 622620 1998668 27640 Average: 5532170 7298805 2635250 32.27 56446 1874145 808730 8.78 720703 1717557 46555 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 03:49:01 ens3 433.99 242.04 1493.88 66.41 0.00 0.00 0.00 0.00 03:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:50:01 ens3 72.62 61.11 427.10 16.17 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 99.68 109.40 1153.48 16.37 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 484.86 433.56 3375.12 46.54 0.00 0.00 0.00 0.00 03:53:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 03:53:01 ens3 241.73 230.26 729.17 54.39 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 266.59 215.28 1435.82 39.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-244) 04/11/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 23.20 0.00 2.60 4.25 1.12 68.83 03:49:01 0 21.78 0.00 1.63 1.52 0.90 74.17 03:49:01 1 20.89 0.00 1.33 0.92 1.07 75.79 03:49:01 2 33.62 0.00 2.65 7.58 1.37 54.77 03:49:01 3 16.49 0.00 4.79 7.00 1.15 70.56 03:50:01 all 22.43 0.00 1.34 1.41 1.06 73.75 03:50:01 0 8.85 0.00 0.70 0.12 0.63 89.70 03:50:01 1 40.29 0.00 2.27 0.48 1.32 55.65 03:50:01 2 20.49 0.00 1.07 3.60 1.27 73.58 03:50:01 3 20.14 0.00 1.30 1.45 1.05 76.07 03:51:01 all 9.04 0.00 0.46 0.49 0.41 89.60 03:51:01 0 6.59 0.00 0.38 0.27 0.35 92.40 03:51:01 1 15.52 0.00 0.52 0.05 0.62 83.29 03:51:01 2 4.84 0.00 0.13 0.08 0.25 94.70 03:51:01 3 9.19 0.00 0.82 1.57 0.39 88.03 03:52:01 all 8.08 0.00 0.85 0.20 0.46 90.41 03:52:01 0 7.76 0.00 0.63 0.07 0.45 91.09 03:52:01 1 8.15 0.00 0.55 0.00 0.45 90.85 03:52:01 2 7.20 0.00 0.75 0.40 0.35 91.30 03:52:01 3 9.26 0.00 1.43 0.32 0.56 88.43 03:53:01 all 23.50 0.00 1.31 0.77 0.95 73.47 03:53:01 0 36.69 0.00 1.52 0.73 1.15 59.92 03:53:01 1 30.88 0.00 1.45 0.13 1.20 66.34 03:53:01 2 16.51 0.00 0.82 0.25 0.83 81.59 03:53:01 3 9.92 0.00 1.48 1.96 0.63 86.00 Average: all 17.26 0.00 1.31 1.42 0.80 79.20 Average: 0 16.34 0.00 0.97 0.54 0.70 81.45 Average: 1 23.15 0.00 1.22 0.32 0.93 74.38 Average: 2 16.53 0.00 1.08 2.38 0.81 79.19 Average: 3 13.01 0.00 1.97 2.46 0.76 81.80