---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8151 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 7.7G 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 478 5276 0 2221 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:7d:5b:3e brd ff:ff:ff:ff:ff:ff inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe7d:5b3e/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-8151) 08/12/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 151.36 67.79 83.57 4295.95 40672.84 19:15:01 56.68 0.17 56.51 21.15 9658.42 19:16:01 80.96 18.46 62.50 686.04 10775.61 19:17:01 24.38 1.47 22.91 98.92 4440.46 Average: 78.43 22.06 56.37 1280.68 16414.46 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5998908 7418552 2168512 26.55 36352 1563396 703860 7.64 579564 1425656 83788 19:15:01 5667724 7382356 2499696 30.61 56452 1820800 715948 7.77 630996 1669408 153272 19:16:01 5439956 7412668 2727464 33.39 63576 2065152 669592 7.27 682160 1832540 99912 19:17:01 5383308 7370640 2784112 34.09 65616 2077288 695572 7.55 732508 1836960 8552 Average: 5622474 7396054 2544946 31.16 55499 1881659 696243 7.55 656307 1691141 86381 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 402.35 202.60 1503.38 64.19 0.00 0.00 0.00 0.00 19:14:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 21.72 20.13 407.04 3.36 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 319.43 286.77 1740.42 65.48 0.00 0.00 0.00 0.00 19:16:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:17:01 ens3 58.61 54.61 33.43 526.79 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 201.27 141.53 923.23 165.62 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8151) 08/12/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.66 0.00 2.69 4.92 1.78 68.95 19:14:02 0 29.26 0.00 4.70 2.71 2.12 61.21 19:14:02 1 29.63 0.00 2.45 7.62 1.82 58.49 19:14:02 2 15.97 0.00 2.01 4.42 1.98 75.62 19:14:02 3 11.87 0.00 1.62 4.94 1.21 80.37 19:15:01 all 19.94 0.00 1.17 1.99 1.64 75.25 19:15:01 0 29.88 0.00 1.95 2.31 1.89 63.97 19:15:01 1 0.74 0.00 0.32 5.00 0.49 93.45 19:15:01 2 49.02 0.00 2.37 0.68 2.16 45.77 19:15:01 3 0.43 0.00 0.03 0.00 2.01 97.52 19:16:01 all 40.26 0.00 2.54 2.07 3.85 51.29 19:16:01 0 37.18 0.00 2.83 1.65 3.94 54.40 19:16:01 1 36.63 0.00 2.27 2.80 3.47 54.84 19:16:01 2 50.02 0.00 2.00 0.86 3.94 43.19 19:16:01 3 37.21 0.00 3.09 2.96 4.05 52.69 19:17:01 all 20.40 0.00 0.89 0.91 1.33 76.48 19:17:01 0 4.35 0.00 0.65 2.42 1.14 91.44 19:17:01 1 15.20 0.00 0.83 0.08 0.91 82.98 19:17:01 2 56.73 0.00 1.66 0.32 2.42 38.87 19:17:01 3 5.38 0.00 0.41 0.83 0.81 92.56 Average: all 25.60 0.00 1.83 2.47 2.15 67.95 Average: 0 25.15 0.00 2.53 2.27 2.27 67.77 Average: 1 20.64 0.00 1.47 3.86 1.68 72.34 Average: 2 42.92 0.00 2.01 1.57 2.63 50.88 Average: 3 13.75 0.00 1.29 2.19 2.02 80.75