---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4421 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 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 569 12870 0 2600 15148 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:d2:a6:72 brd ff:ff:ff:ff:ff:ff inet 10.30.107.10/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fed2:a672/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4421) 12/12/23 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 114.95 18.73 96.22 1135.40 27388.98 03:07:01 94.58 9.63 84.95 238.36 26570.10 03:08:01 29.43 5.07 24.36 404.87 18308.42 03:09:01 60.63 1.02 59.61 60.49 21243.44 Average: 74.73 8.57 66.16 456.90 23360.69 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13905368 15623020 2519600 15.34 70432 1841568 719284 4.12 624248 1672288 151660 03:07:01 12731752 14604848 3693216 22.49 80032 1979604 1668992 9.55 1666788 1784300 13500 03:08:01 12535244 14465136 3889724 23.68 82200 2031712 1714256 9.81 1836124 1806576 13968 03:09:01 13181748 15514880 3243220 19.75 89344 2421692 782744 4.48 939560 2046248 31992 Average: 13088528 15051971 3336440 20.31 80502 2068644 1221319 6.99 1266680 1827353 52780 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 84.16 50.50 1216.02 10.11 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 344.04 299.60 2010.58 88.21 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 932.44 755.06 607.68 358.90 0.00 0.00 0.00 0.00 03:09:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 221.07 186.14 599.14 1328.46 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 396.71 323.95 1107.84 448.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4421) 12/12/23 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 18.95 0.00 1.41 7.35 0.06 72.23 03:06:01 0 7.75 0.00 1.12 17.23 0.02 73.89 03:06:01 1 28.61 0.00 1.82 3.37 0.09 66.11 03:06:01 2 27.64 0.00 1.75 4.84 0.07 65.70 03:06:01 3 11.77 0.00 0.92 3.95 0.05 83.31 03:07:01 all 31.14 0.00 1.63 3.35 0.10 63.79 03:07:01 0 25.80 0.00 1.95 11.40 0.10 60.74 03:07:01 1 36.86 0.00 1.38 1.38 0.10 60.28 03:07:01 2 31.08 0.00 0.83 0.00 0.08 68.00 03:07:01 3 30.80 0.00 2.34 0.65 0.12 66.09 03:08:01 all 28.98 0.00 5.60 2.10 0.08 63.24 03:08:01 0 25.48 0.00 7.02 8.19 0.07 59.24 03:08:01 1 41.50 0.00 8.65 0.12 0.08 49.65 03:08:01 2 24.26 0.00 1.58 0.02 0.08 74.05 03:08:01 3 24.66 0.00 5.13 0.08 0.07 70.06 03:09:01 all 20.07 0.00 1.74 3.21 0.06 74.92 03:09:01 0 18.91 0.00 2.01 3.41 0.03 75.64 03:09:01 1 16.80 0.00 1.38 0.97 0.07 80.78 03:09:01 2 29.70 0.00 2.20 0.50 0.07 67.54 03:09:01 3 14.84 0.00 1.42 7.96 0.07 75.71 Average: all 24.79 0.00 2.60 3.99 0.07 68.55 Average: 0 19.51 0.00 3.04 10.01 0.05 67.39 Average: 1 30.92 0.00 3.31 1.45 0.08 64.23 Average: 2 28.17 0.00 1.59 1.33 0.08 68.83 Average: 3 20.57 0.00 2.46 3.16 0.08 73.74