---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8604 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 8.9G 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 552 12718 0 2768 15165 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:da:02:10 brd ff:ff:ff:ff:ff:ff inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:feda:210/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8604) 12/30/23 _x86_64_ (4 CPU) 17:47:20 LINUX RESTART (4 CPU) 17:48:02 tps rtps wtps bread/s bwrtn/s 17:49:01 104.81 13.61 91.20 991.70 17448.70 17:50:01 143.61 42.93 100.68 2505.32 21820.50 17:51:01 6.67 0.00 6.67 0.00 7199.33 17:52:01 12.69 0.57 12.13 43.18 10175.31 17:53:01 33.99 2.63 31.36 287.90 20193.54 Average: 60.20 11.94 48.26 764.80 15360.33 17:48:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:49:01 13951960 15644064 2473008 15.06 69832 1816616 724652 4.15 591648 1654144 159008 17:50:01 12046080 14067448 4378888 26.66 77632 2129296 2064316 11.81 2270036 1859372 848 17:51:01 12022580 14044320 4402388 26.80 77716 2129612 2064316 11.81 2292052 1859656 184 17:52:01 12864160 15295836 3560808 21.68 78828 2532184 1000632 5.73 1164700 2136536 316696 17:53:01 13066064 15570404 3358904 20.45 83620 2598860 756520 4.33 937744 2160500 53400 Average: 12790169 14924414 3634799 22.13 77526 2241314 1322087 7.57 1451236 1934042 106027 17:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:49:01 ens3 63.89 42.26 1104.07 7.08 0.00 0.00 0.00 0.00 17:49:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 17:50:01 ens3 451.66 338.19 3755.20 75.64 0.00 0.00 0.00 0.00 17:50:01 lo 27.55 27.55 21.92 21.92 0.00 0.00 0.00 0.00 17:51:01 ens3 21.01 20.76 5.76 14.04 0.00 0.00 0.00 0.00 17:51:01 lo 106.35 106.35 36.51 36.51 0.00 0.00 0.00 0.00 17:52:01 ens3 464.63 331.75 2414.08 107.97 0.00 0.00 0.00 0.00 17:52:01 lo 58.55 58.55 19.89 19.89 0.00 0.00 0.00 0.00 17:53:01 ens3 206.75 167.31 736.30 55.93 0.00 0.00 0.00 0.00 17:53:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 242.20 180.53 1604.77 52.29 0.00 0.00 0.00 0.00 Average: lo 38.95 38.95 15.75 15.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8604) 12/30/23 _x86_64_ (4 CPU) 17:47:20 LINUX RESTART (4 CPU) 17:48:02 CPU %user %nice %system %iowait %steal %idle 17:49:01 all 19.97 0.00 1.37 3.40 0.06 75.20 17:49:01 0 9.08 0.00 1.24 6.41 0.05 83.21 17:49:01 1 28.35 0.00 1.71 1.64 0.05 68.24 17:49:01 2 28.52 0.00 1.88 1.90 0.05 67.65 17:49:01 3 13.83 0.00 0.66 3.67 0.08 81.75 17:50:01 all 60.45 0.00 1.97 2.61 0.15 34.83 17:50:01 0 54.50 0.00 2.01 4.58 0.15 38.76 17:50:01 1 61.84 0.00 1.67 1.94 0.13 34.41 17:50:01 2 65.01 0.00 2.68 1.88 0.15 30.28 17:50:01 3 60.44 0.00 1.48 2.04 0.13 35.90 17:51:01 all 36.47 0.00 0.48 0.71 0.10 62.25 17:51:01 0 34.71 0.00 0.60 2.67 0.10 61.92 17:51:01 1 49.44 0.00 0.48 0.00 0.10 49.98 17:51:01 2 35.12 0.00 0.50 0.17 0.12 64.09 17:51:01 3 26.58 0.00 0.37 0.00 0.08 72.97 17:52:01 all 53.87 0.00 1.40 0.61 0.10 44.03 17:52:01 0 56.22 0.00 0.95 2.30 0.12 40.41 17:52:01 1 42.69 0.00 1.81 0.12 0.10 55.29 17:52:01 2 65.77 0.00 1.52 0.02 0.10 32.59 17:52:01 3 50.82 0.00 1.30 0.02 0.08 47.78 17:53:01 all 26.51 0.00 1.36 3.69 0.06 68.38 17:53:01 0 22.02 0.00 1.04 11.27 0.07 65.61 17:53:01 1 25.45 0.00 0.97 2.51 0.07 71.01 17:53:01 2 31.56 0.00 1.89 0.53 0.07 65.95 17:53:01 3 27.00 0.00 1.57 0.43 0.07 70.93 Average: all 39.50 0.00 1.32 2.20 0.09 56.89 Average: 0 35.39 0.00 1.17 5.44 0.10 57.91 Average: 1 41.59 0.00 1.33 1.24 0.09 55.75 Average: 2 45.23 0.00 1.69 0.90 0.10 52.09 Average: 3 35.80 0.00 1.08 1.22 0.09 61.81