---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7659 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 9.0G 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 600 12571 0 2868 15111 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:3b:00:94 brd ff:ff:ff:ff:ff:ff inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe3b:94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7659) 10/07/26 _x86_64_ (4 CPU) 07:38:43 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 255.68 18.91 236.77 697.23 52053.58 07:41:01 132.54 15.33 117.21 409.00 15161.47 07:42:01 24.50 5.15 19.35 400.73 4659.76 07:43:01 30.34 2.72 27.63 137.98 4507.78 Average: 110.77 10.53 100.25 411.25 19097.02 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 13778284 15522028 2646684 16.11 69364 1867384 812028 4.65 705924 1711712 306028 07:41:01 13223736 15108352 3201232 19.49 84008 1985056 1283276 7.34 1139664 1814384 14776 07:42:01 12163416 14188076 4261552 25.95 86764 2118412 2172580 12.43 2084952 1919412 9912 07:43:01 12915324 15516036 3509644 21.37 90724 2681476 804156 4.60 976348 2261904 477124 Average: 13020190 15083623 3404778 20.73 82715 2163082 1268010 7.26 1226722 1926853 201960 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 07:40:01 ens3 99.65 59.56 1359.28 24.62 0.00 0.00 0.00 0.00 07:41:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:41:01 ens3 264.29 226.86 1338.04 67.58 0.00 0.00 0.00 0.00 07:42:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:42:01 ens3 1301.13 745.59 2011.83 334.94 0.00 0.00 0.00 0.00 07:43:01 lo 2.82 2.82 0.25 0.25 0.00 0.00 0.00 0.00 07:43:01 ens3 452.57 310.88 788.02 1831.01 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 529.39 335.71 1374.29 564.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7659) 10/07/26 _x86_64_ (4 CPU) 07:38:43 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 19.57 0.00 1.64 3.80 0.01 74.98 07:40:01 0 20.04 0.00 1.30 3.02 0.02 75.63 07:40:01 1 13.96 0.00 1.22 1.18 0.00 83.64 07:40:01 2 33.09 0.00 2.15 0.89 0.02 63.86 07:40:01 3 11.24 0.00 1.91 10.13 0.00 76.72 07:41:01 all 18.46 0.00 1.60 0.64 0.00 79.29 07:41:01 0 21.03 0.00 1.91 0.42 0.00 76.64 07:41:01 1 18.88 0.00 1.57 0.13 0.02 79.40 07:41:01 2 17.83 0.00 1.16 0.07 0.00 80.95 07:41:01 3 16.09 0.00 1.74 1.94 0.02 80.22 07:42:01 all 35.27 0.00 5.68 0.08 0.02 58.95 07:42:01 0 28.97 0.00 7.12 0.08 0.02 63.82 07:42:01 1 44.81 0.00 6.83 0.12 0.02 48.22 07:42:01 2 27.61 0.00 5.51 0.08 0.02 66.78 07:42:01 3 39.76 0.00 3.29 0.02 0.00 56.94 07:43:01 all 39.66 0.00 2.41 0.11 0.01 57.81 07:43:01 0 36.49 0.00 2.62 0.13 0.00 60.76 07:43:01 1 44.63 0.00 2.70 0.08 0.02 52.57 07:43:01 2 44.27 0.00 2.58 0.02 0.03 53.10 07:43:01 3 33.21 0.00 1.76 0.22 0.02 64.80 Average: all 28.24 0.00 2.83 1.16 0.01 67.75 Average: 0 26.64 0.00 3.24 0.91 0.01 69.20 Average: 1 30.55 0.00 3.08 0.38 0.01 65.98 Average: 2 30.70 0.00 2.85 0.26 0.02 66.17 Average: 3 25.08 0.00 2.17 3.07 0.01 69.66