---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2691 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 481 5400 0 2094 7216 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:c6:43:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fec6:43e8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2691) 01/07/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 143.78 54.64 89.14 3591.00 41428.37 19:15:01 68.30 13.17 55.13 304.09 8478.54 19:16:01 59.42 6.80 52.62 418.00 9814.40 19:17:01 20.85 0.35 20.50 33.73 1437.36 Average: 73.13 18.79 54.34 1093.52 15349.32 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 5930080 7374652 2237340 27.39 38764 1584292 733600 7.96 630760 1438568 84216 19:15:01 5558336 7225248 2609084 31.95 58572 1771140 882796 9.58 796672 1612372 104480 19:16:01 5552064 7405364 2615356 32.02 63352 1948808 664644 7.21 698452 1711008 25812 19:17:01 5552076 7408888 2615344 32.02 65292 1950000 653728 7.09 698504 1709552 9716 Average: 5648139 7353538 2519281 30.85 56495 1813560 733692 7.96 706097 1617875 56056 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 ens3 440.33 245.66 1464.36 65.76 0.00 0.00 0.00 0.00 19:14:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 118.55 96.85 493.95 25.23 0.00 0.00 0.00 0.00 19:15:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 263.72 270.02 1214.45 565.34 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 13.03 12.31 11.08 5.99 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 209.68 156.71 798.53 166.73 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2691) 01/07/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 22.88 0.00 2.50 4.43 1.01 69.18 19:14:03 0 11.23 0.00 1.74 6.64 0.70 79.69 19:14:03 1 9.51 0.00 1.61 4.80 0.77 83.31 19:14:03 2 23.28 0.00 4.26 5.44 1.22 65.80 19:14:03 3 47.40 0.00 2.42 0.83 1.37 47.98 19:15:01 all 27.79 0.00 1.59 1.41 1.27 67.94 19:15:01 0 13.60 0.00 1.07 3.48 0.97 80.88 19:15:01 1 29.98 0.00 1.14 1.33 1.31 66.25 19:15:01 2 37.38 0.00 1.88 0.19 1.41 59.14 19:15:01 3 30.16 0.00 2.27 0.65 1.38 65.54 19:16:01 all 34.53 0.00 1.97 1.00 1.81 60.69 19:16:01 0 27.20 0.00 1.95 1.65 1.53 67.67 19:16:01 1 22.47 0.00 1.64 0.68 1.54 73.67 19:16:01 2 34.21 0.00 1.91 0.22 1.89 61.76 19:16:01 3 54.25 0.00 2.37 1.43 2.27 39.68 19:17:01 all 21.21 0.00 0.93 0.62 0.75 76.50 19:17:01 0 5.04 0.00 0.68 1.71 0.30 92.26 19:17:01 1 15.36 0.00 0.71 0.55 0.85 82.53 19:17:01 2 29.68 0.00 1.15 0.12 0.92 68.14 19:17:01 3 34.79 0.00 1.18 0.07 0.93 63.03 Average: all 26.59 0.00 1.75 1.87 1.21 68.58 Average: 0 14.27 0.00 1.36 3.37 0.87 80.12 Average: 1 19.25 0.00 1.27 1.84 1.11 76.52 Average: 2 31.09 0.00 2.30 1.50 1.36 63.75 Average: 3 41.74 0.00 2.06 0.75 1.49 53.97