---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4515 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 9.1G 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 586 12415 0 3037 15123 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:62:21:52 brd ff:ff:ff:ff:ff:ff inet 10.30.106.208/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe62:2152/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4515) 12/12/23 _x86_64_ (4 CPU) 11:12:29 LINUX RESTART (4 CPU) 11:13:02 tps rtps wtps bread/s bwrtn/s 11:14:01 94.93 17.34 77.60 1033.05 31605.76 11:15:01 322.06 33.36 288.70 1777.04 48371.00 11:16:01 162.46 9.13 153.32 736.68 18545.71 Average: 193.70 19.96 173.74 1183.09 32847.72 11:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:14:01 13945028 15532968 2479940 15.10 61680 1727568 861176 4.93 702764 1563224 177804 11:15:01 12540528 14892716 3884440 23.65 117928 2379552 1244432 7.12 1381956 2190400 295956 11:16:01 12680432 15451632 3744536 22.80 120804 2782636 872640 4.99 1024184 2403808 339408 Average: 13055329 15292439 3369639 20.52 100137 2296585 992749 5.68 1036301 2052477 271056 11:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:14:01 ens3 57.72 38.84 889.06 6.90 0.00 0.00 0.00 0.00 11:14:01 lo 1.29 1.29 0.14 0.14 0.00 0.00 0.00 0.00 11:15:01 ens3 439.81 310.06 3895.78 57.90 0.00 0.00 0.00 0.00 11:15:01 lo 1.20 1.20 0.18 0.18 0.00 0.00 0.00 0.00 11:16:01 ens3 383.42 224.80 631.00 78.12 0.00 0.00 0.00 0.00 11:16:01 lo 0.80 0.80 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 294.97 192.09 1810.39 47.87 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4515) 12/12/23 _x86_64_ (4 CPU) 11:12:29 LINUX RESTART (4 CPU) 11:13:02 CPU %user %nice %system %iowait %steal %idle 11:14:01 all 17.30 0.00 1.25 9.11 0.06 72.28 11:14:01 0 34.60 0.00 2.07 3.09 0.08 60.15 11:14:01 1 27.53 0.00 1.67 2.85 0.07 67.88 11:14:01 2 5.81 0.00 0.77 9.17 0.03 84.22 11:14:01 3 1.44 0.00 0.53 21.33 0.03 76.67 11:15:01 all 30.14 0.00 3.26 7.85 0.10 58.65 11:15:01 0 27.39 0.00 2.56 2.36 0.10 67.60 11:15:01 1 47.19 0.00 4.91 6.11 0.12 41.68 11:15:01 2 23.05 0.00 3.44 8.56 0.07 64.89 11:15:01 3 22.92 0.00 2.14 14.41 0.08 60.45 11:16:01 all 53.67 0.00 2.17 3.70 0.10 40.36 11:16:01 0 62.77 0.00 2.35 1.44 0.12 33.32 11:16:01 1 50.33 0.00 1.91 0.47 0.08 47.21 11:16:01 2 48.64 0.00 2.26 4.04 0.10 44.97 11:16:01 3 52.98 0.00 2.14 8.86 0.12 35.90 Average: all 33.76 0.00 2.23 6.88 0.08 57.04 Average: 0 41.60 0.00 2.33 2.29 0.10 53.68 Average: 1 41.76 0.00 2.83 3.15 0.09 52.18 Average: 2 25.83 0.00 2.16 7.25 0.07 64.70 Average: 3 25.90 0.00 1.61 14.84 0.08 57.58