---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2102 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 7.9G 12G 41% / 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 4990 0 2514 7217 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:e5:b7:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fee5:b7fd/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-2102) 11/07/26 _x86_64_ (4 CPU) 05:14:46 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 113.46 25.53 87.94 811.06 7869.11 05:17:01 97.92 38.43 59.49 2478.25 15695.65 05:18:01 20.73 9.55 11.18 575.77 4049.73 Average: 77.37 24.50 52.87 1288.36 9204.83 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 5765076 7400492 2402336 29.41 51556 1753400 705800 7.66 588564 1629416 210604 05:17:01 5206052 7250152 2961360 36.26 64308 2133272 806304 8.75 782396 1960848 97672 05:18:01 5151764 7417444 3015648 36.92 68780 2345232 657000 7.13 718700 2068636 201004 Average: 5374297 7356029 2793115 34.20 61548 2077301 723035 7.85 696553 1886300 169760 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 151.46 112.60 1711.53 33.43 0.00 0.00 0.00 0.00 05:16:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:17:01 ens3 188.95 188.20 3284.86 32.77 0.00 0.00 0.00 0.00 05:17:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 05:18:01 ens3 95.85 94.70 1347.12 17.34 0.00 0.00 0.00 0.00 05:18:01 lo 119.21 119.21 36.36 36.36 0.00 0.00 0.00 0.00 Average: ens3 145.42 131.83 2114.50 27.84 0.00 0.00 0.00 0.00 Average: lo 40.54 40.54 12.20 12.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2102) 11/07/26 _x86_64_ (4 CPU) 05:14:46 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 20.07 0.00 1.31 3.49 0.06 75.08 05:16:01 0 9.08 0.00 0.74 8.14 0.03 82.02 05:16:01 1 21.87 0.00 1.67 3.37 0.05 73.03 05:16:01 2 45.28 0.00 2.56 2.41 0.12 49.64 05:16:01 3 4.01 0.00 0.28 0.05 0.03 95.62 05:17:01 all 17.36 0.00 1.30 2.04 0.06 79.24 05:17:01 0 11.65 0.00 0.97 0.98 0.05 86.35 05:17:01 1 28.68 0.00 1.94 0.32 0.07 69.00 05:17:01 2 16.56 0.00 1.39 5.08 0.07 76.91 05:17:01 3 12.49 0.00 0.90 1.79 0.05 84.76 05:18:01 all 42.48 0.00 1.50 0.30 0.10 55.62 05:18:01 0 42.04 0.00 1.94 0.30 0.10 55.62 05:18:01 1 36.51 0.00 1.37 0.62 0.10 61.40 05:18:01 2 48.70 0.00 1.20 0.13 0.12 49.85 05:18:01 3 42.63 0.00 1.49 0.17 0.10 55.62 Average: all 26.63 0.00 1.37 1.95 0.07 69.98 Average: 0 20.90 0.00 1.21 3.14 0.06 74.68 Average: 1 29.02 0.00 1.66 1.43 0.07 67.82 Average: 2 36.86 0.00 1.71 2.54 0.10 58.79 Average: 3 19.72 0.00 0.89 0.67 0.06 78.66