---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-880 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: 2799.998 BogoMIPS: 5599.99 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 8.6G 69G 11% / 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 550 13083 0 2406 15173 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:b6:91:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:feb6:91a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-880) 11/17/23 _x86_64_ (4 CPU) 21:02:31 LINUX RESTART (4 CPU) 21:03:00 tps rtps wtps bread/s bwrtn/s 21:04:01 99.57 31.85 67.73 1632.65 25082.31 21:05:01 145.13 17.38 127.75 642.83 33553.61 21:06:01 32.24 5.43 26.81 965.04 20504.45 Average: 92.35 18.30 74.06 1083.22 26372.95 21:03:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 14026980 15610484 2397980 14.60 59152 1727632 768736 4.40 630052 1563592 149112 21:05:01 12688260 14552372 3736700 22.75 74736 1978616 1786752 10.23 1730844 1769820 22220 21:06:01 13439796 15560744 2985164 18.17 76604 2229340 774800 4.43 810872 1933220 183288 Average: 13385012 15241200 3039948 18.51 70164 1978529 1110096 6.35 1057256 1755544 118207 21:03:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 78.22 57.22 1382.61 9.43 0.00 0.00 0.00 0.00 21:04:01 lo 1.18 1.18 0.13 0.13 0.00 0.00 0.00 0.00 21:05:01 ens3 272.17 241.56 1886.23 79.38 0.00 0.00 0.00 0.00 21:05:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 21:06:01 ens3 242.68 217.38 284.60 92.40 0.00 0.00 0.00 0.00 21:06:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 197.03 171.42 1185.58 60.12 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-880) 11/17/23 _x86_64_ (4 CPU) 21:02:31 LINUX RESTART (4 CPU) 21:03:00 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 16.74 0.00 1.24 7.31 0.05 74.66 21:04:01 0 31.35 0.00 1.95 3.21 0.07 63.43 21:04:01 1 23.80 0.00 1.45 1.60 0.05 73.11 21:04:01 2 6.55 0.00 0.82 9.43 0.03 83.16 21:04:01 3 5.34 0.00 0.74 14.98 0.02 78.92 21:05:01 all 42.21 0.00 1.88 3.43 0.09 52.39 21:05:01 0 40.65 0.00 1.43 0.48 0.08 57.35 21:05:01 1 52.73 0.00 2.27 1.43 0.10 43.48 21:05:01 2 42.35 0.00 2.20 6.79 0.08 48.57 21:05:01 3 33.14 0.00 1.65 5.01 0.08 60.11 21:06:01 all 35.07 0.00 1.05 1.25 0.07 62.56 21:06:01 0 21.11 0.00 0.74 2.59 0.03 75.53 21:06:01 1 32.47 0.00 0.92 0.10 0.08 66.43 21:06:01 2 56.12 0.00 1.51 2.04 0.08 40.24 21:06:01 3 30.67 0.00 1.04 0.27 0.08 67.95 Average: all 31.26 0.00 1.39 4.01 0.07 63.27 Average: 0 31.04 0.00 1.38 2.10 0.06 65.42 Average: 1 36.24 0.00 1.54 1.04 0.08 61.10 Average: 2 34.83 0.00 1.51 6.11 0.07 57.49 Average: 3 22.96 0.00 1.14 6.79 0.06 69.04