---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5389 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 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 9.6G 68G 13% / 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 595 11847 0 3596 15113 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:8c:63:ab brd ff:ff:ff:ff:ff:ff inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe8c:63ab/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-5389) 10/26/26 _x86_64_ (4 CPU) 18:55:29 LINUX RESTART (4 CPU) 18:56:02 tps rtps wtps bread/s bwrtn/s 18:57:01 169.48 33.01 136.47 1831.15 22778.65 18:58:01 101.22 12.88 88.34 832.26 20135.15 18:59:01 202.77 2.92 199.85 75.05 29687.59 19:00:01 41.49 3.85 37.64 178.77 17137.81 Average: 128.57 13.08 115.49 724.70 22433.27 18:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:57:01 13438144 15385932 2986824 18.18 74680 2060512 929540 5.32 843908 1903580 241948 18:58:01 9780004 12040236 6644964 40.46 82232 2349240 4224044 24.17 4256740 2107400 155880 18:59:01 8534732 11451868 7890236 48.04 93136 2934168 4738988 27.12 5121452 2422456 112712 19:00:01 12120740 15463632 4304228 26.21 95616 3344580 863848 4.94 1370012 2585064 262528 Average: 10968405 13585417 5456563 33.22 86416 2672125 2689105 15.39 2898028 2254625 193267 18:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:57:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 18:57:01 ens3 231.03 164.50 2376.95 41.93 0.00 0.00 0.00 0.00 18:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:58:01 ens3 170.69 142.32 1636.11 42.40 0.00 0.00 0.00 0.00 18:59:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:59:01 ens3 202.50 156.64 1027.14 763.47 0.00 0.00 0.00 0.00 19:00:01 lo 1.75 1.75 13.57 13.57 0.00 0.00 0.00 0.00 19:00:01 ens3 186.44 171.39 343.65 1988.65 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 3.44 3.44 0.00 0.00 0.00 0.00 Average: ens3 197.52 158.69 1341.66 711.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5389) 10/26/26 _x86_64_ (4 CPU) 18:55:29 LINUX RESTART (4 CPU) 18:56:02 CPU %user %nice %system %iowait %steal %idle 18:57:01 all 24.65 0.00 1.75 2.65 0.01 70.94 18:57:01 0 15.92 0.00 0.97 0.17 0.00 82.95 18:57:01 1 13.13 0.00 1.09 0.40 0.02 85.36 18:57:01 2 39.92 0.00 2.62 2.21 0.02 55.24 18:57:01 3 29.73 0.00 2.38 7.83 0.00 60.05 18:58:01 all 64.22 0.00 1.82 0.39 0.03 33.55 18:58:01 0 59.58 0.00 1.54 0.10 0.03 38.75 18:58:01 1 61.80 0.00 1.75 0.37 0.02 36.07 18:58:01 2 63.02 0.00 1.10 0.65 0.03 35.19 18:58:01 3 72.49 0.00 2.87 0.47 0.03 24.15 18:59:01 all 55.33 0.00 2.34 0.97 0.03 41.34 18:59:01 0 44.17 0.00 0.94 0.07 0.02 54.80 18:59:01 1 47.03 0.00 1.96 1.79 0.02 49.21 18:59:01 2 71.33 0.00 5.20 1.44 0.03 22.00 18:59:01 3 58.98 0.00 1.22 0.60 0.02 39.18 19:00:01 all 43.00 0.00 2.10 0.34 0.02 54.54 19:00:01 0 39.05 0.00 2.17 0.05 0.02 58.72 19:00:01 1 29.18 0.00 2.37 0.88 0.00 67.57 19:00:01 2 48.08 0.00 1.80 0.33 0.02 49.78 19:00:01 3 55.66 0.00 2.12 0.08 0.03 42.11 Average: all 46.88 0.00 2.00 1.08 0.02 50.02 Average: 0 39.78 0.00 1.40 0.10 0.02 58.70 Average: 1 37.83 0.00 1.79 0.86 0.01 59.50 Average: 2 55.63 0.00 2.68 1.15 0.03 40.52 Average: 3 54.32 0.00 2.14 2.22 0.02 41.30