---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8141 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 482 5340 0 2153 7215 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:eb:44:7c brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:feeb:447c/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-8141) 11/04/25 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 145.56 62.07 83.49 4202.77 40477.00 07:07:01 83.81 30.09 53.72 1705.70 9559.08 07:08:01 62.48 8.36 54.12 487.44 7001.13 07:09:01 23.15 0.83 22.31 47.19 4825.20 Average: 78.75 25.34 53.41 1610.73 15465.00 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5974600 7399132 2192812 26.85 36968 1567588 704892 7.65 601048 1427164 86744 07:07:01 5641900 7347216 2525512 30.92 57172 1812300 841612 9.13 673652 1655648 106496 07:08:01 5477668 7391696 2689744 32.93 62976 2009924 693156 7.52 738644 1743164 127512 07:09:01 5449036 7374904 2718376 33.28 65156 2019276 697092 7.56 765364 1745836 18236 Average: 5635801 7378237 2531611 31.00 55568 1852272 734188 7.97 694677 1642953 84747 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 267.92 176.57 1408.92 61.70 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 73.01 45.72 463.40 15.23 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 235.80 270.18 1253.71 298.19 0.00 0.00 0.00 0.00 07:09:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 39.78 43.96 27.16 355.42 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 154.13 134.11 788.30 182.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8141) 11/04/25 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.30 0.00 2.64 5.03 2.47 68.56 07:06:01 0 8.81 0.00 1.96 8.03 1.99 79.21 07:06:01 1 15.82 0.00 4.72 2.33 2.22 74.91 07:06:01 2 47.36 0.00 2.68 5.25 3.51 41.20 07:06:01 3 13.26 0.00 1.18 4.52 2.16 78.88 07:07:01 all 21.79 0.00 1.55 2.23 1.86 72.57 07:07:01 0 14.27 0.00 0.83 0.68 1.51 82.71 07:07:01 1 21.42 0.00 1.46 1.25 1.88 73.99 07:07:01 2 24.43 0.00 1.69 2.15 1.98 69.75 07:07:01 3 27.04 0.00 2.21 4.84 2.08 63.83 07:08:01 all 34.52 0.00 1.84 1.01 5.33 57.30 07:08:01 0 52.17 0.00 3.02 0.43 6.32 38.07 07:08:01 1 29.83 0.00 0.76 0.05 4.75 64.60 07:08:01 2 22.42 0.00 1.39 2.66 4.46 69.08 07:08:01 3 33.54 0.00 2.17 0.92 5.76 57.60 07:09:01 all 20.56 0.00 0.97 0.75 1.19 76.52 07:09:01 0 8.28 0.00 0.75 0.07 0.70 90.20 07:09:01 1 51.32 0.00 1.47 2.07 2.20 42.95 07:09:01 2 17.58 0.00 1.15 0.83 1.10 79.34 07:09:01 3 5.05 0.00 0.57 0.02 0.78 93.58 Average: all 24.56 0.00 1.75 2.25 2.72 68.71 Average: 0 20.98 0.00 1.64 2.30 2.64 72.43 Average: 1 29.57 0.00 2.10 1.42 2.76 64.14 Average: 2 27.94 0.00 1.72 2.72 2.76 64.85 Average: 3 19.77 0.00 1.54 2.57 2.71 73.42