---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7196 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 8.6G 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 1062 12460 0 2517 14659 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:ab:b7:11 brd ff:ff:ff:ff:ff:ff inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:feab:b711/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7196) 12/23/23 _x86_64_ (4 CPU) 13:06:32 LINUX RESTART (4 CPU) 13:07:01 tps rtps wtps bread/s bwrtn/s 13:08:01 116.91 13.73 103.18 989.57 27339.31 13:09:01 142.99 42.49 100.50 2517.56 31115.36 13:10:01 35.79 2.95 32.84 83.45 32476.85 Average: 98.57 19.72 78.84 1196.93 30310.55 13:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 13840648 15543048 2584312 15.73 68264 1830604 803020 4.60 717804 1644260 179540 13:09:01 12093284 14099624 4331676 26.37 76652 2116188 2163172 12.38 2229380 1857628 11964 13:10:01 12813880 15046312 3611080 21.99 77960 2336880 1206456 6.90 1477112 1884228 860 Average: 12915937 14896328 3509023 21.36 74292 2094557 1390883 7.96 1474765 1795372 64121 13:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 13:08:01 ens3 58.14 39.48 1098.31 7.64 0.00 0.00 0.00 0.00 13:09:01 lo 1.97 1.97 0.55 0.55 0.00 0.00 0.00 0.00 13:09:01 ens3 590.74 425.86 3456.23 112.25 0.00 0.00 0.00 0.00 13:10:01 lo 1.45 1.45 1.32 1.32 0.00 0.00 0.00 0.00 13:10:01 ens3 428.08 253.86 426.37 264.02 0.00 0.00 0.00 0.00 Average: lo 1.47 1.47 0.66 0.66 0.00 0.00 0.00 0.00 Average: ens3 359.00 239.74 1660.41 127.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7196) 12/23/23 _x86_64_ (4 CPU) 13:06:32 LINUX RESTART (4 CPU) 13:07:01 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 19.24 0.00 1.48 6.14 0.05 73.10 13:08:01 0 28.93 0.00 1.88 3.10 0.10 65.98 13:08:01 1 13.11 0.00 1.27 14.75 0.03 70.83 13:08:01 2 24.94 0.00 1.89 6.52 0.05 66.60 13:08:01 3 10.03 0.00 0.91 0.15 0.02 88.89 13:09:01 all 45.15 0.00 2.31 4.16 0.08 48.29 13:09:01 0 44.56 0.00 2.85 4.76 0.08 47.74 13:09:01 1 48.07 0.00 2.08 5.99 0.08 43.78 13:09:01 2 43.57 0.00 3.08 3.27 0.08 49.99 13:09:01 3 44.40 0.00 1.22 2.65 0.08 51.65 13:10:01 all 39.22 0.00 1.50 1.45 0.08 57.75 13:10:01 0 49.61 0.00 2.59 4.52 0.07 43.21 13:10:01 1 31.23 0.00 0.94 1.09 0.08 66.66 13:10:01 2 38.65 0.00 1.47 0.05 0.10 59.73 13:10:01 3 37.44 0.00 1.02 0.12 0.08 61.33 Average: all 34.51 0.00 1.76 3.92 0.07 59.74 Average: 0 41.03 0.00 2.44 4.13 0.08 52.32 Average: 1 30.77 0.00 1.43 7.28 0.07 60.45 Average: 2 35.70 0.00 2.15 3.28 0.08 58.79 Average: 3 30.53 0.00 1.05 0.97 0.06 67.39