---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8459 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 548 12783 0 2707 15160 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:cc:8e:70 brd ff:ff:ff:ff:ff:ff inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fecc:8e70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8459) 12/30/23 _x86_64_ (4 CPU) 07:48:22 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:01 83.07 13.36 69.71 974.77 21797.17 07:51:01 135.43 24.20 111.23 789.60 29988.47 07:52:02 82.97 6.23 76.74 314.03 28806.26 Average: 100.49 14.60 85.89 692.78 26864.07 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 14029864 15596784 2395104 14.58 60616 1709132 749036 4.29 642500 1547116 157100 07:51:01 13281096 15175364 3143872 19.14 76708 2003464 1239600 7.09 1105244 1792432 95896 07:52:02 13083432 15499484 3341536 20.34 102896 2465308 811472 4.64 853260 2196944 272364 Average: 13464797 15423877 2960171 18.02 80073 2059301 933369 5.34 867001 1845497 175120 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 ens3 44.38 31.13 755.76 5.75 0.00 0.00 0.00 0.00 07:50:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 07:51:01 ens3 157.66 123.58 1522.94 40.95 0.00 0.00 0.00 0.00 07:51:01 lo 4.53 4.53 0.48 0.48 0.00 0.00 0.00 0.00 07:52:02 ens3 91.95 66.29 1091.70 13.17 0.00 0.00 0.00 0.00 07:52:02 lo 4.47 4.47 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 97.99 73.67 1123.46 19.96 0.00 0.00 0.00 0.00 Average: lo 3.29 3.29 0.35 0.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8459) 12/30/23 _x86_64_ (4 CPU) 07:48:22 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 13.79 0.00 1.01 10.05 0.05 75.10 07:50:01 0 13.47 0.00 1.29 10.83 0.07 74.35 07:50:01 1 14.92 0.00 1.03 18.41 0.05 65.59 07:50:01 2 15.79 0.00 1.06 0.86 0.05 82.25 07:50:01 3 10.93 0.00 0.67 10.14 0.03 78.23 07:51:01 all 29.95 0.00 2.32 7.23 0.08 60.43 07:51:01 0 25.40 0.00 1.71 1.44 0.08 71.36 07:51:01 1 26.82 0.00 2.78 24.38 0.08 45.94 07:51:01 2 38.31 0.00 2.62 2.43 0.08 56.56 07:51:01 3 29.23 0.00 2.14 0.67 0.07 67.89 07:52:02 all 37.90 0.00 2.33 9.40 0.07 50.30 07:52:02 0 42.78 0.00 2.75 5.42 0.07 48.97 07:52:02 1 33.70 0.00 2.29 17.53 0.07 46.42 07:52:02 2 28.88 0.00 1.59 4.94 0.07 64.52 07:52:02 3 46.22 0.00 2.69 9.73 0.07 41.29 Average: all 27.25 0.00 1.89 8.89 0.07 61.90 Average: 0 27.22 0.00 1.92 5.90 0.07 64.88 Average: 1 25.17 0.00 2.03 20.11 0.07 52.62 Average: 2 27.70 0.00 1.76 2.75 0.07 67.73 Average: 3 28.93 0.00 1.84 6.82 0.06 62.35