---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-80 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 466 5325 0 2183 7229 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b2:40:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feb2:40e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-80) 05/05/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 115.16 54.11 61.06 3568.87 6035.68 12:49:01 87.94 30.16 57.77 1683.45 9701.45 12:50:01 60.05 8.63 51.42 507.70 6047.85 12:51:01 28.13 3.47 24.66 131.98 4987.84 Average: 72.82 24.09 48.73 1472.96 6693.18 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5895780 7405924 2271640 27.81 41292 1644904 710276 7.71 614680 1486532 152584 12:49:01 5556476 7282444 2610944 31.97 59180 1829404 816352 8.86 740624 1671884 75940 12:50:01 5441872 7381080 2725548 33.37 65564 2031108 701468 7.61 757000 1760036 119516 12:51:01 5462716 7411844 2704704 33.12 68028 2037872 674816 7.32 735668 1759752 10608 Average: 5589211 7370323 2578209 31.57 58516 1885822 725728 7.87 711993 1669551 89662 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 426.11 232.81 1513.68 65.43 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 137.09 141.56 709.62 29.56 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 303.00 297.18 1304.33 56.72 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 58.82 68.24 29.27 606.97 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 231.26 184.95 889.24 189.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-80) 05/05/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.41 0.00 1.65 3.26 1.33 70.35 12:48:01 0 12.01 0.00 1.26 4.26 1.31 81.16 12:48:01 1 28.06 0.00 2.02 2.12 1.50 66.31 12:48:01 2 38.15 0.00 1.52 1.20 1.38 57.74 12:48:01 3 15.51 0.00 1.83 5.46 1.15 76.05 12:49:01 all 28.00 0.00 1.85 1.70 1.64 66.82 12:49:01 0 30.42 0.00 1.86 0.55 1.81 65.37 12:49:01 1 44.32 0.00 2.71 1.48 2.03 49.47 12:49:01 2 21.09 0.00 1.13 1.73 1.43 74.62 12:49:01 3 16.16 0.00 1.68 3.03 1.28 77.84 12:50:01 all 40.58 0.00 1.96 0.71 2.95 53.81 12:50:01 0 32.39 0.00 2.05 0.12 2.75 62.69 12:50:01 1 45.02 0.00 1.59 0.20 2.72 50.47 12:50:01 2 37.19 0.00 1.59 1.60 2.89 56.72 12:50:01 3 47.75 0.00 2.57 0.93 3.41 45.35 12:51:01 all 20.56 0.00 1.01 0.89 0.91 76.64 12:51:01 0 24.78 0.00 1.08 2.46 1.33 70.36 12:51:01 1 17.76 0.00 1.13 0.03 0.70 80.38 12:51:01 2 7.26 0.00 0.57 0.71 0.58 90.87 12:51:01 3 32.47 0.00 1.27 0.32 1.04 64.91 Average: all 28.15 0.00 1.61 1.64 1.71 66.89 Average: 0 24.89 0.00 1.56 1.85 1.80 69.90 Average: 1 33.80 0.00 1.86 0.96 1.74 61.64 Average: 2 25.93 0.00 1.20 1.31 1.57 69.98 Average: 3 28.00 0.00 1.84 2.43 1.72 66.01