---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3953 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 553 12354 0 3132 15157 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:41:1b:1c brd ff:ff:ff:ff:ff:ff inet 10.30.107.130/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe41:1b1c/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-3953) 11/24/23 _x86_64_ (4 CPU) 18:10:38 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 112.53 17.06 95.47 1016.23 32069.72 18:13:01 197.12 33.99 163.13 1833.52 47410.20 18:14:01 71.15 2.38 68.77 64.52 27071.35 Average: 126.94 17.81 109.13 971.47 35517.75 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13926020 15564880 2498948 15.21 64208 1774036 817448 4.68 678544 1605112 192600 18:13:01 12793408 14965852 3631560 22.11 83280 2269656 1202760 6.88 1330232 2046168 15340 18:14:01 12645260 15507676 3779708 23.01 94440 2930080 786224 4.50 1203404 2292680 184604 Average: 13121563 15346136 3303405 20.11 80643 2324591 935477 5.35 1070727 1981320 130848 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 61.89 40.26 1101.12 7.95 0.00 0.00 0.00 0.00 18:12:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 18:13:01 ens3 570.04 490.19 6483.65 96.04 0.00 0.00 0.00 0.00 18:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 454.64 390.63 2036.07 2475.26 0.00 0.00 0.00 0.00 18:14:01 lo 18.86 18.86 1.70 1.70 0.00 0.00 0.00 0.00 Average: ens3 362.20 307.04 3207.13 859.71 0.00 0.00 0.00 0.00 Average: lo 6.91 6.91 0.63 0.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3953) 11/24/23 _x86_64_ (4 CPU) 18:10:38 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 20.30 0.00 1.37 4.11 0.05 74.17 18:12:01 0 18.51 0.00 1.15 0.15 0.03 80.15 18:12:01 1 9.14 0.00 0.92 6.13 0.03 83.78 18:12:01 2 12.00 0.00 1.17 6.65 0.03 80.14 18:12:01 3 41.53 0.00 2.24 3.51 0.10 52.62 18:13:01 all 34.01 0.00 2.15 2.21 0.10 61.54 18:13:01 0 30.50 0.00 2.09 1.39 0.10 65.92 18:13:01 1 32.88 0.00 2.18 5.10 0.08 59.76 18:13:01 2 35.22 0.00 1.83 1.59 0.10 61.26 18:13:01 3 37.45 0.00 2.49 0.74 0.10 59.22 18:14:01 all 36.30 0.00 2.25 1.15 0.08 60.22 18:14:01 0 28.99 0.00 1.74 0.82 0.07 68.38 18:14:01 1 36.82 0.00 2.57 1.51 0.10 59.00 18:14:01 2 54.34 0.00 2.29 0.99 0.10 42.28 18:14:01 3 24.96 0.00 2.45 1.29 0.08 71.22 Average: all 30.20 0.00 1.92 2.49 0.08 65.31 Average: 0 26.00 0.00 1.66 0.79 0.07 71.49 Average: 1 26.26 0.00 1.89 4.25 0.07 67.53 Average: 2 33.87 0.00 1.76 3.08 0.08 61.22 Average: 3 34.66 0.00 2.39 1.85 0.09 61.00