---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2847 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 9.2G 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 543 12362 0 3133 15166 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f5:35:43 brd ff:ff:ff:ff:ff:ff inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fef5:3543/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2847) 12/06/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 141.38 36.91 104.47 2477.05 36792.93 18:13:01 150.16 11.55 138.61 356.74 21776.24 18:14:01 67.99 1.52 66.47 72.25 22300.42 Average: 119.84 16.66 103.18 968.68 26956.53 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13784256 15533740 2640712 16.08 73420 1869996 1068384 6.11 723712 1692780 137384 18:13:01 12173144 14834280 4251824 25.89 89676 2739904 1333260 7.63 1649968 2324636 401336 18:14:01 12672736 15538240 3752232 22.84 95432 2932316 779128 4.46 1176952 2294360 3060 Average: 12876712 15302087 3548256 21.60 86176 2514072 1060257 6.07 1183544 2103925 180593 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 117.95 98.37 1258.70 41.13 0.00 0.00 0.00 0.00 18:12:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:13:01 ens3 629.51 527.08 7602.11 74.90 0.00 0.00 0.00 0.00 18:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:14:01 ens3 267.79 272.62 688.02 2461.42 0.00 0.00 0.00 0.00 18:14:01 lo 19.20 19.20 1.73 1.73 0.00 0.00 0.00 0.00 Average: ens3 338.42 299.36 3182.94 859.15 0.00 0.00 0.00 0.00 Average: lo 6.78 6.78 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2847) 12/06/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 19.55 0.00 1.47 5.09 0.06 73.82 18:12:01 0 8.22 0.00 0.63 0.25 0.03 90.86 18:12:01 1 7.62 0.00 1.28 11.87 0.10 79.13 18:12:01 2 43.69 0.00 2.61 7.39 0.08 46.23 18:12:01 3 18.77 0.00 1.32 0.84 0.05 79.02 18:13:01 all 41.49 0.00 2.28 1.16 0.33 54.74 18:13:01 0 38.72 0.00 1.59 0.49 0.10 59.09 18:13:01 1 43.80 0.00 3.33 1.62 0.77 50.48 18:13:01 2 36.82 0.00 2.46 1.74 0.08 58.89 18:13:01 3 46.58 0.00 1.77 0.77 0.35 50.53 18:14:01 all 26.02 0.00 1.71 2.75 0.06 69.46 18:14:01 0 30.24 0.00 1.69 1.26 0.07 66.75 18:14:01 1 15.67 0.00 1.99 9.46 0.07 72.82 18:14:01 2 23.26 0.00 1.45 0.12 0.07 75.11 18:14:01 3 34.97 0.00 1.69 0.14 0.05 63.16 Average: all 29.02 0.00 1.82 3.00 0.15 66.01 Average: 0 25.71 0.00 1.31 0.66 0.07 72.26 Average: 1 22.35 0.00 2.20 7.65 0.31 67.49 Average: 2 34.60 0.00 2.17 3.09 0.08 60.06 Average: 3 33.44 0.00 1.59 0.58 0.15 64.23