---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5026 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 559 11884 0 3596 15150 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:9f:e9:2c brd ff:ff:ff:ff:ff:ff inet 10.30.106.242/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe9f:e92c/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-5026) 11/02/26 _x86_64_ (4 CPU) 11:35:39 LINUX RESTART (4 CPU) 11:36:01 tps rtps wtps bread/s bwrtn/s 11:37:01 138.01 20.20 117.81 1515.61 49890.62 11:38:01 157.67 33.96 123.71 1548.54 18032.06 11:39:01 120.68 2.18 118.50 60.26 12435.53 11:40:01 105.05 3.98 101.07 128.76 18887.97 Average: 130.35 15.08 115.27 813.26 24811.30 11:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:37:01 13752848 15615544 2672120 16.27 70584 1982476 711076 4.07 599844 1838484 324424 11:38:01 11135184 13365940 5289784 32.21 80840 2324292 2899476 16.59 2935944 2082472 132832 11:39:01 9154648 11958152 7270320 44.26 90312 2830636 4246276 24.30 4549832 2383008 305088 11:40:01 12130744 15473244 4294224 26.14 94808 3346764 819616 4.69 1302560 2642484 285464 Average: 11543356 14103220 4881612 29.72 84136 2621042 2169111 12.41 2347045 2236612 261952 11:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:37:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 11:37:01 ens3 109.87 68.77 1664.33 12.05 0.00 0.00 0.00 0.00 11:38:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:38:01 ens3 404.05 283.09 2497.26 70.92 0.00 0.00 0.00 0.00 11:39:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:39:01 ens3 186.77 103.75 568.48 41.48 0.00 0.00 0.00 0.00 11:40:01 lo 1.62 1.62 13.55 13.55 0.00 0.00 0.00 0.00 11:40:01 ens3 290.94 182.24 811.70 61.11 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 247.91 159.46 1385.42 46.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5026) 11/02/26 _x86_64_ (4 CPU) 11:35:39 LINUX RESTART (4 CPU) 11:36:01 CPU %user %nice %system %iowait %steal %idle 11:37:01 all 19.32 0.00 1.51 3.46 0.01 75.70 11:37:01 0 41.97 0.00 2.71 3.82 0.02 51.48 11:37:01 1 22.29 0.00 1.47 2.13 0.02 74.09 11:37:01 2 5.63 0.00 0.82 3.49 0.00 90.06 11:37:01 3 7.34 0.00 1.03 4.39 0.02 87.21 11:38:01 all 60.02 0.00 2.11 0.74 0.03 37.09 11:38:01 0 61.48 0.00 2.56 0.82 0.03 35.11 11:38:01 1 65.06 0.00 2.10 0.48 0.03 32.31 11:38:01 2 53.23 0.00 2.09 0.67 0.03 43.98 11:38:01 3 60.28 0.00 1.70 1.02 0.03 36.96 11:39:01 all 57.54 0.00 2.12 0.28 0.03 40.03 11:39:01 0 73.34 0.00 2.25 0.02 0.05 24.35 11:39:01 1 39.43 0.00 1.37 0.17 0.02 59.01 11:39:01 2 58.62 0.00 2.09 0.03 0.02 39.24 11:39:01 3 58.86 0.00 2.79 0.92 0.05 37.39 11:40:01 all 54.61 0.00 2.64 0.27 0.03 42.44 11:40:01 0 50.04 0.00 2.61 0.08 0.03 47.23 11:40:01 1 58.73 0.00 2.69 0.82 0.03 37.73 11:40:01 2 69.71 0.00 2.58 0.10 0.03 27.58 11:40:01 3 39.99 0.00 2.65 0.07 0.03 57.25 Average: all 47.88 0.00 2.10 1.19 0.03 48.80 Average: 0 56.72 0.00 2.53 1.19 0.03 39.53 Average: 1 46.35 0.00 1.91 0.90 0.02 50.81 Average: 2 46.85 0.00 1.90 1.07 0.02 50.17 Average: 3 41.62 0.00 2.04 1.60 0.03 54.71