---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6718 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 8.9G 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 577 12651 0 2811 15132 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:a0:6b:ff brd ff:ff:ff:ff:ff:ff inet 10.30.107.38/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fea0:6bff/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-6718) 12/21/23 _x86_64_ (4 CPU) 13:08:21 LINUX RESTART (4 CPU) 13:09:01 tps rtps wtps bread/s bwrtn/s 13:10:01 122.88 23.40 99.48 1218.73 31692.18 13:11:01 241.86 15.56 226.30 878.25 34967.64 13:12:01 96.33 0.75 95.58 27.46 25887.55 13:13:01 53.04 1.38 51.66 72.52 3586.87 Average: 128.53 10.27 118.26 549.24 24033.56 13:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13867552 15590332 2557416 15.57 72712 1843980 702372 4.02 661144 1670864 157988 13:11:01 12259784 14379080 4165184 25.36 91884 2203808 1807000 10.34 1942152 1956520 144524 13:12:01 10543616 12962180 5881352 35.81 97708 2486264 3682336 21.07 3458832 2135456 28772 13:13:01 12973928 15494596 3451040 21.01 103408 2578156 784456 4.49 975240 2191560 87216 Average: 12411220 14606547 4013748 24.44 91428 2278052 1744041 9.98 1759342 1988600 104625 13:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 ens3 117.80 90.62 1342.85 27.23 0.00 0.00 0.00 0.00 13:10:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 13:11:01 ens3 330.88 300.72 3177.11 62.05 0.00 0.00 0.00 0.00 13:11:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 497.60 401.30 4075.00 112.85 0.00 0.00 0.00 0.00 13:12:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 13:13:01 ens3 418.50 387.37 280.74 481.71 0.00 0.00 0.00 0.00 13:13:01 lo 17.80 17.80 1.60 1.60 0.00 0.00 0.00 0.00 Average: ens3 341.19 295.00 2218.93 170.96 0.00 0.00 0.00 0.00 Average: lo 4.87 4.87 0.44 0.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6718) 12/21/23 _x86_64_ (4 CPU) 13:08:21 LINUX RESTART (4 CPU) 13:09:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 19.52 0.00 1.62 5.47 0.06 73.33 13:10:01 0 7.83 0.00 0.89 11.93 0.05 79.30 13:10:01 1 34.15 0.00 2.58 2.46 0.08 60.72 13:10:01 2 26.20 0.00 1.54 1.85 0.05 70.36 13:10:01 3 10.06 0.00 1.49 5.58 0.05 82.83 13:11:01 all 56.39 0.00 2.42 3.83 0.12 37.24 13:11:01 0 60.51 0.00 2.59 2.08 0.12 34.70 13:11:01 1 58.55 0.00 2.74 3.09 0.13 35.48 13:11:01 2 59.14 0.00 2.21 4.18 0.10 34.36 13:11:01 3 47.41 0.00 2.14 5.95 0.13 44.37 13:12:01 all 55.84 0.00 1.95 1.15 0.10 40.95 13:12:01 0 60.75 0.00 2.35 0.15 0.10 36.65 13:12:01 1 63.67 0.00 1.27 0.08 0.10 34.87 13:12:01 2 50.64 0.00 1.76 0.67 0.12 46.82 13:12:01 3 48.31 0.00 2.43 3.73 0.10 45.43 13:13:01 all 45.31 0.00 2.19 0.49 0.14 51.87 13:13:01 0 47.59 0.00 1.93 0.22 0.18 50.08 13:13:01 1 37.56 0.00 1.54 0.03 0.10 60.76 13:13:01 2 63.18 0.00 3.17 1.11 0.15 32.38 13:13:01 3 33.10 0.00 2.14 0.57 0.12 64.08 Average: all 44.24 0.00 2.05 2.74 0.11 50.87 Average: 0 44.02 0.00 1.94 3.63 0.11 50.30 Average: 1 48.48 0.00 2.03 1.42 0.10 47.96 Average: 2 49.75 0.00 2.17 1.95 0.10 46.02 Average: 3 34.71 0.00 2.05 3.96 0.10 59.18