---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5157 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: 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 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 470 5339 0 2165 7224 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:51:45:48 brd ff:ff:ff:ff:ff:ff inet 10.32.7.90/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe51:4548/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5157) 07/06/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 144.44 54.89 89.55 3608.07 41147.69 19:15:01 67.03 12.72 54.32 293.07 9593.20 19:16:01 69.12 5.83 63.29 381.67 8462.72 19:17:01 21.08 1.57 19.51 107.32 4370.20 Average: 75.42 18.75 56.67 1097.56 15893.72 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5957596 7404408 2209824 27.06 38768 1587048 709140 7.69 601404 1442604 102380 19:15:01 5618008 7348284 2549412 31.21 58476 1832992 850148 9.22 673724 1674184 151924 19:16:01 5452284 7373016 2715136 33.24 63848 2013896 705984 7.66 724604 1779924 101200 19:17:01 5482472 7412244 2684948 32.87 66048 2020232 674192 7.32 694040 1779052 10904 Average: 5627590 7384488 2539830 31.10 56785 1863542 734866 7.97 673443 1668941 91602 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 488.45 280.84 1506.92 67.75 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 75.05 60.57 532.47 17.00 0.00 0.00 0.00 0.00 19:16:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 19:16:01 ens3 227.91 247.84 1246.09 42.89 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 49.54 59.34 31.91 532.58 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 210.24 162.15 829.36 165.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5157) 07/06/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.32 0.00 2.31 4.28 1.20 69.88 19:14:01 0 21.51 0.00 1.73 2.87 1.30 72.58 19:14:01 1 39.56 0.00 2.12 2.03 1.47 54.83 19:14:01 2 8.34 0.00 1.53 9.78 0.88 79.48 19:14:01 3 19.93 0.00 3.89 2.42 1.17 72.59 19:15:01 all 24.32 0.00 1.42 1.63 1.41 71.22 19:15:01 0 17.77 0.00 1.21 0.78 1.97 78.28 19:15:01 1 20.99 0.00 1.63 0.75 1.05 75.59 19:15:01 2 6.49 0.00 0.58 4.21 0.72 88.01 19:15:01 3 52.12 0.00 2.32 0.78 1.87 42.92 19:16:01 all 33.39 0.00 1.60 1.94 2.78 60.28 19:16:01 0 29.38 0.00 1.83 1.53 2.49 64.76 19:16:01 1 31.53 0.00 1.06 1.36 2.53 63.52 19:16:01 2 42.27 0.00 1.95 3.89 3.24 48.65 19:16:01 3 30.43 0.00 1.59 0.99 2.90 64.09 19:17:01 all 20.19 0.00 1.07 0.81 0.99 76.94 19:17:01 0 16.09 0.00 0.76 0.07 0.91 82.17 19:17:01 1 32.82 0.00 1.28 0.55 1.44 63.91 19:17:01 2 18.83 0.00 1.01 2.40 0.85 76.91 19:17:01 3 13.01 0.00 1.20 0.18 0.77 84.85 Average: all 25.06 0.00 1.60 2.16 1.60 69.58 Average: 0 21.19 0.00 1.38 1.31 1.67 74.44 Average: 1 31.22 0.00 1.52 1.17 1.62 64.46 Average: 2 18.97 0.00 1.27 5.07 1.42 73.27 Average: 3 28.87 0.00 2.25 1.09 1.68 66.11