---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8298 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 473 5321 0 2180 7222 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:1d:a6:e7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe1d:a6e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8298) 03/07/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 97.78 29.21 68.57 957.71 5072.35 07:07:01 80.37 31.03 49.34 1702.92 9047.03 07:08:01 69.01 8.71 60.30 508.76 7345.55 07:09:01 26.36 2.80 23.56 123.45 4896.38 Average: 68.38 17.94 50.44 823.20 6590.36 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5889460 7377664 2277960 27.89 40676 1624128 740536 8.04 636588 1469776 127172 07:07:01 5601328 7310000 2566092 31.42 58108 1813912 805920 8.74 709636 1657700 103032 07:08:01 5472072 7403244 2695348 33.00 65340 2023068 691476 7.50 732020 1752140 113412 07:09:01 5511552 7456228 2655868 32.52 67604 2033404 614424 6.67 688248 1755144 8788 Average: 5618603 7386784 2548817 31.21 57932 1873628 713089 7.74 691623 1658690 88101 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 346.44 182.17 1241.29 55.82 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 89.64 86.59 503.09 20.98 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 309.06 339.37 1494.46 57.46 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 54.72 60.99 30.85 607.36 0.00 0.00 0.00 0.00 07:09:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 199.97 167.29 817.45 185.40 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 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-8298) 03/07/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.47 0.00 1.49 3.84 2.24 69.97 07:06:01 0 22.13 0.00 2.01 4.74 2.05 69.07 07:06:01 1 29.25 0.00 1.38 7.80 3.11 58.46 07:06:01 2 22.54 0.00 1.65 1.68 2.43 71.70 07:06:01 3 15.84 0.00 0.93 1.11 1.38 80.74 07:07:01 all 23.97 0.00 1.64 2.76 3.13 68.49 07:07:01 0 21.62 0.00 1.12 0.58 2.41 74.26 07:07:01 1 8.66 0.00 1.00 5.19 4.14 81.01 07:07:01 2 49.75 0.00 2.67 1.77 3.45 42.36 07:07:01 3 16.23 0.00 1.76 3.43 2.49 76.09 07:08:01 all 39.23 0.00 1.95 1.08 4.85 52.90 07:08:01 0 37.87 0.00 2.12 0.53 4.48 55.01 07:08:01 1 35.65 0.00 1.81 1.10 4.79 56.65 07:08:01 2 43.12 0.00 1.58 0.31 5.52 49.47 07:08:01 3 40.22 0.00 2.27 2.41 4.62 50.48 07:09:01 all 20.40 0.00 0.99 1.06 1.42 76.12 07:09:01 0 18.13 0.00 1.16 0.13 1.05 79.53 07:09:01 1 20.47 0.00 0.86 0.81 2.00 75.87 07:09:01 2 17.52 0.00 0.88 2.49 1.47 77.64 07:09:01 3 25.52 0.00 1.08 0.80 1.15 71.45 Average: all 26.54 0.00 1.52 2.18 2.92 66.84 Average: 0 24.97 0.00 1.61 1.50 2.50 69.43 Average: 1 23.47 0.00 1.26 3.73 3.51 68.02 Average: 2 33.28 0.00 1.70 1.56 3.23 60.24 Average: 3 24.46 0.00 1.52 1.94 2.41 69.67