---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2448 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.4G 70G 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 551 13342 0 2146 15175 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:28:e1:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe28:e1dd/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-2448) 11/10/26 _x86_64_ (4 CPU) 23:11:59 LINUX RESTART (4 CPU) 23:12:01 tps rtps wtps bread/s bwrtn/s 23:13:01 365.42 63.11 302.32 4364.07 109961.14 23:14:01 112.93 10.85 102.08 253.96 14385.20 23:15:01 3.15 0.00 3.15 0.00 171.30 23:16:01 18.91 5.13 13.78 197.70 1905.42 Average: 125.10 19.77 105.33 1203.93 31605.77 23:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:13:01 14006716 15578960 2418244 14.72 61376 1712356 762780 4.37 630844 1573692 174800 23:14:01 13490428 15297248 2934532 17.87 72428 1923844 1193872 6.83 929508 1766076 4032 23:15:01 13490080 15296848 2934880 17.87 72504 1923856 1193872 6.83 929384 1766080 16 23:16:01 13649724 15524992 2775236 16.90 75164 1988280 792628 4.54 722980 1811780 32572 Average: 13659237 15424512 2765723 16.84 70368 1887084 985788 5.64 803179 1729407 52855 23:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:13:01 ens3 342.48 242.39 1857.09 76.51 0.00 0.00 0.00 0.00 23:13:01 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 23:14:01 ens3 99.12 77.59 1045.73 16.22 0.00 0.00 0.00 0.00 23:14:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:15:01 ens3 0.40 0.35 0.07 0.48 0.00 0.00 0.00 0.00 23:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 ens3 79.55 68.71 783.63 11.99 0.00 0.00 0.00 0.00 23:16:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 130.39 97.26 921.63 26.30 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 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-2448) 11/10/26 _x86_64_ (4 CPU) 23:11:59 LINUX RESTART (4 CPU) 23:12:01 CPU %user %nice %system %iowait %steal %idle 23:13:01 all 19.57 0.00 2.28 4.65 0.02 73.48 23:13:01 0 32.40 0.00 2.66 1.57 0.03 63.34 23:13:01 1 26.43 0.00 2.31 4.25 0.02 67.00 23:13:01 2 8.31 0.00 2.38 9.82 0.00 79.50 23:13:01 3 11.05 0.00 1.81 2.97 0.00 84.17 23:14:01 all 12.84 0.00 0.97 0.71 0.01 85.46 23:14:01 0 13.76 0.00 0.47 0.20 0.02 85.56 23:14:01 1 7.31 0.00 1.15 1.49 0.02 90.04 23:14:01 2 21.69 0.00 1.64 0.20 0.03 76.44 23:14:01 3 8.64 0.00 0.62 0.95 0.02 89.78 23:15:01 all 0.04 0.00 0.03 0.02 0.00 99.91 23:15:01 0 0.00 0.00 0.02 0.00 0.00 99.98 23:15:01 1 0.13 0.00 0.07 0.05 0.00 99.75 23:15:01 2 0.00 0.00 0.00 0.00 0.00 100.00 23:15:01 3 0.02 0.00 0.03 0.02 0.00 99.93 23:16:01 all 11.48 0.00 0.66 0.07 0.01 87.78 23:16:01 0 8.57 0.00 0.77 0.02 0.00 90.64 23:16:01 1 6.20 0.00 0.38 0.18 0.00 93.23 23:16:01 2 13.42 0.00 0.43 0.08 0.00 86.07 23:16:01 3 17.74 0.00 1.05 0.02 0.00 81.20 Average: all 10.98 0.00 0.98 1.36 0.01 86.67 Average: 0 13.69 0.00 0.98 0.45 0.01 84.87 Average: 1 10.01 0.00 0.98 1.49 0.01 87.52 Average: 2 10.85 0.00 1.11 2.52 0.01 85.51 Average: 3 9.35 0.00 0.88 0.99 0.00 88.78