---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10115 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 557 12378 0 3104 15152 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:7e:34:9c brd ff:ff:ff:ff:ff:ff inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe7e:349c/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-10115) 01/06/24 _x86_64_ (4 CPU) 18:04:42 LINUX RESTART (4 CPU) 18:05:01 tps rtps wtps bread/s bwrtn/s 18:06:01 13.85 2.47 11.38 102.38 2059.79 18:07:01 92.60 33.36 59.24 1709.72 7635.26 18:08:01 136.76 12.35 124.41 297.28 18765.27 18:09:01 78.69 4.93 73.76 151.79 21059.87 Average: 80.48 13.28 67.20 565.26 12380.77 18:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:06:01 14451876 15689220 1973092 12.01 32124 1424160 754964 4.32 493072 1305468 28 18:07:01 13951608 15548960 2473360 15.06 62660 1735620 860640 4.93 689816 1568984 179860 18:08:01 13056820 14970960 3368148 20.51 79432 2020648 1442600 8.26 1303900 1818116 10276 18:09:01 12704044 15536608 3720924 22.65 92656 2906152 805824 4.61 1062552 2378032 385644 Average: 13541087 15436437 2883881 17.56 66718 2021645 966007 5.53 887335 1767650 143952 18:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:06:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:06:01 ens3 65.92 40.48 109.94 14.00 0.00 0.00 0.00 0.00 18:07:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 18:07:01 ens3 114.86 80.34 1054.65 17.84 0.00 0.00 0.00 0.00 18:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:08:01 ens3 326.71 291.23 3344.37 66.98 0.00 0.00 0.00 0.00 18:09:01 lo 17.92 17.92 1.61 1.61 0.00 0.00 0.00 0.00 18:09:01 ens3 593.85 541.53 5150.83 2715.01 0.00 0.00 0.00 0.00 Average: lo 4.98 4.98 0.45 0.45 0.00 0.00 0.00 0.00 Average: ens3 275.36 238.42 2415.18 703.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10115) 01/06/24 _x86_64_ (4 CPU) 18:04:42 LINUX RESTART (4 CPU) 18:05:01 CPU %user %nice %system %iowait %steal %idle 18:06:01 all 1.30 0.00 0.14 0.27 0.02 98.28 18:06:01 0 0.88 0.00 0.13 0.23 0.00 98.75 18:06:01 1 1.17 0.00 0.23 0.00 0.03 98.57 18:06:01 2 2.40 0.00 0.02 0.00 0.02 97.57 18:06:01 3 0.77 0.00 0.15 0.83 0.02 98.23 18:07:01 all 21.34 0.00 1.52 2.19 0.06 74.89 18:07:01 0 26.47 0.00 1.47 6.25 0.08 65.73 18:07:01 1 23.07 0.00 1.71 0.50 0.07 74.66 18:07:01 2 11.34 0.00 0.97 0.50 0.05 87.15 18:07:01 3 24.49 0.00 1.92 1.50 0.03 72.05 18:08:01 all 23.87 0.00 1.60 2.16 0.08 72.29 18:08:01 0 21.92 0.00 2.01 5.43 0.07 70.58 18:08:01 1 21.84 0.00 1.07 0.65 0.07 76.36 18:08:01 2 25.93 0.00 1.64 0.85 0.08 71.49 18:08:01 3 25.79 0.00 1.66 1.73 0.10 70.72 18:09:01 all 33.84 0.00 2.12 1.15 0.08 62.82 18:09:01 0 25.41 0.00 2.52 1.30 0.07 70.69 18:09:01 1 25.12 0.00 1.35 0.38 0.07 73.08 18:09:01 2 29.70 0.00 1.97 0.37 0.07 67.89 18:09:01 3 55.16 0.00 2.60 2.53 0.12 39.59 Average: all 20.07 0.00 1.34 1.44 0.06 77.09 Average: 0 18.66 0.00 1.53 3.30 0.05 76.45 Average: 1 17.78 0.00 1.09 0.38 0.06 80.69 Average: 2 17.33 0.00 1.15 0.43 0.05 81.04 Average: 3 26.52 0.00 1.58 1.65 0.07 70.19