---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13138 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 579 12329 0 3131 15129 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e7:c3:ea brd ff:ff:ff:ff:ff:ff inet 10.30.106.215/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fee7:c3ea/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13138) 08/17/26 _x86_64_ (4 CPU) 08:14:03 LINUX RESTART (4 CPU) 08:15:01 tps rtps wtps bread/s bwrtn/s 08:16:01 116.01 19.41 96.60 728.41 10257.89 08:17:01 133.94 14.80 119.15 1029.70 18374.40 08:18:01 100.17 9.52 90.65 442.86 11397.17 08:19:01 49.84 0.75 49.09 26.00 6679.95 Average: 99.99 11.12 88.87 556.74 11677.35 08:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:16:01 13753244 15533128 2671716 16.27 68752 1902956 775456 4.44 683032 1755940 275412 08:17:01 13271300 15421232 3153660 19.20 87520 2234840 948740 5.43 852716 2028860 105960 08:18:01 12889020 15396960 3535940 21.53 103816 2541420 933976 5.35 929432 2295080 125396 08:19:01 12676028 15489792 3748932 22.82 115448 2803752 790488 4.52 881004 2522344 242360 Average: 13147398 15460278 3277562 19.95 93884 2370742 862165 4.93 836546 2150556 187282 08:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:16:01 ens3 112.93 78.92 1734.07 20.07 0.00 0.00 0.00 0.00 08:16:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 08:17:01 ens3 58.97 44.53 492.96 12.07 0.00 0.00 0.00 0.00 08:17:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 08:18:01 ens3 67.12 46.44 638.71 12.13 0.00 0.00 0.00 0.00 08:18:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 08:19:01 ens3 7.02 5.60 40.26 3.43 0.00 0.00 0.00 0.00 08:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 61.51 43.87 726.50 11.93 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13138) 08/17/26 _x86_64_ (4 CPU) 08:14:03 LINUX RESTART (4 CPU) 08:15:01 CPU %user %nice %system %iowait %steal %idle 08:16:01 all 19.59 0.00 1.49 1.74 0.05 77.12 08:16:01 0 16.52 0.00 1.54 3.48 0.08 78.38 08:16:01 1 28.50 0.00 1.54 0.27 0.03 69.66 08:16:01 2 8.23 0.00 1.14 1.99 0.05 88.59 08:16:01 3 25.10 0.00 1.74 1.24 0.05 71.88 08:17:01 all 21.76 0.00 1.61 1.03 0.06 75.54 08:17:01 0 10.95 0.00 1.14 0.22 0.07 87.63 08:17:01 1 51.45 0.00 2.35 1.77 0.07 44.36 08:17:01 2 17.51 0.00 1.89 1.77 0.05 78.78 08:17:01 3 7.10 0.00 1.03 0.38 0.05 91.44 08:18:01 all 23.33 0.00 1.28 0.87 0.05 74.46 08:18:01 0 35.14 0.00 1.24 0.22 0.07 63.34 08:18:01 1 28.29 0.00 1.97 1.25 0.05 68.44 08:18:01 2 23.19 0.00 1.37 2.02 0.07 73.35 08:18:01 3 6.75 0.00 0.55 0.00 0.03 92.66 08:19:01 all 23.11 0.00 0.98 0.40 0.06 75.45 08:19:01 0 44.68 0.00 1.37 0.10 0.05 53.80 08:19:01 1 13.14 0.00 0.67 0.65 0.05 85.49 08:19:01 2 30.42 0.00 1.48 0.83 0.05 67.22 08:19:01 3 4.21 0.00 0.40 0.00 0.08 95.31 Average: all 21.95 0.00 1.34 1.01 0.06 75.64 Average: 0 26.83 0.00 1.32 1.00 0.07 70.77 Average: 1 30.34 0.00 1.63 0.98 0.05 66.99 Average: 2 19.85 0.00 1.47 1.65 0.05 76.97 Average: 3 10.78 0.00 0.93 0.40 0.05 87.83