---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3535 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 7.7G 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 447 5180 0 2347 7244 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:14:51:a0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe14:51a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3535) 01/17/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 142.34 57.72 84.62 3671.52 40415.28 23:20:01 79.89 25.10 54.79 1492.42 9429.50 23:21:01 41.94 11.18 30.76 799.87 7105.48 23:22:01 15.81 5.01 10.80 167.54 3486.57 23:23:01 32.33 0.75 31.58 86.25 8116.38 Average: 62.46 19.95 42.51 1243.48 13710.30 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 6002024 7425532 2165388 26.51 36920 1566652 684920 7.43 572960 1428328 87100 23:20:01 5699980 7395224 2467432 30.21 56848 1802824 814904 8.84 620464 1652656 120380 23:21:01 4871324 6771104 3296088 40.36 62724 1994844 1515324 16.44 1267052 1817440 97488 23:22:01 5387640 7487692 2779772 34.03 66272 2186180 571264 6.20 645520 1914012 188572 23:23:01 5307128 7418328 2860284 35.02 69052 2194804 659896 7.16 725436 1915508 10792 Average: 5453619 7299576 2713793 33.23 58363 1949061 849262 9.22 766286 1745589 100866 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:19:01 ens3 359.39 186.39 1402.19 61.15 0.00 0.00 0.00 0.00 23:20:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 23:20:01 ens3 59.19 35.26 450.97 10.47 0.00 0.00 0.00 0.00 23:21:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:21:01 ens3 209.35 189.02 2660.22 25.56 0.00 0.00 0.00 0.00 23:22:01 lo 121.39 121.39 36.36 36.36 0.00 0.00 0.00 0.00 23:22:01 ens3 111.55 97.20 1246.62 15.81 0.00 0.00 0.00 0.00 23:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 13.50 13.45 11.08 6.67 0.00 0.00 0.00 0.00 Average: lo 24.99 24.99 7.34 7.34 0.00 0.00 0.00 0.00 Average: ens3 150.59 104.26 1154.22 23.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3535) 01/17/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.76 0.00 2.50 5.50 3.80 67.45 23:19:01 0 9.77 0.00 4.22 3.51 3.38 79.12 23:19:01 1 19.71 0.00 1.59 9.52 3.45 65.74 23:19:01 2 23.77 0.00 2.51 4.26 4.44 65.03 23:19:01 3 29.81 0.00 1.70 4.73 3.94 59.82 23:20:01 all 21.07 0.00 1.43 2.78 2.81 71.91 23:20:01 0 14.83 0.00 0.84 0.92 2.42 80.99 23:20:01 1 9.24 0.00 1.12 6.97 2.11 80.55 23:20:01 2 23.57 0.00 1.28 1.87 3.44 69.83 23:20:01 3 36.70 0.00 2.49 1.38 3.25 56.19 23:21:01 all 24.98 0.00 1.26 1.05 5.57 67.13 23:21:01 0 22.49 0.00 1.44 1.62 5.79 68.67 23:21:01 1 28.33 0.00 0.98 0.69 5.43 64.57 23:21:01 2 24.58 0.00 1.33 1.65 5.68 66.76 23:21:01 3 24.53 0.00 1.31 0.26 5.38 68.52 23:22:01 all 39.87 0.00 1.58 0.45 8.18 49.92 23:22:01 0 39.24 0.00 1.42 0.03 7.85 51.45 23:22:01 1 44.62 0.00 1.19 0.46 8.19 45.54 23:22:01 2 38.34 0.00 2.47 1.17 8.66 49.36 23:22:01 3 37.28 0.00 1.22 0.15 8.00 53.34 23:23:01 all 20.27 0.00 0.99 1.45 2.11 75.18 23:23:01 0 39.81 0.00 1.49 2.24 2.82 53.64 23:23:01 1 21.00 0.00 0.81 0.91 2.03 75.25 23:23:01 2 0.67 0.00 0.64 2.48 1.86 94.35 23:23:01 3 19.76 0.00 1.03 0.15 1.74 77.32 Average: all 25.43 0.00 1.55 2.24 4.51 66.27 Average: 0 25.22 0.00 1.88 1.66 4.46 66.78 Average: 1 24.64 0.00 1.14 3.69 4.26 66.27 Average: 2 22.23 0.00 1.65 2.28 4.83 69.01 Average: 3 29.63 0.00 1.55 1.33 4.48 63.01