---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14212 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 7.8G 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 469 5163 0 2342 7220 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:38:ca:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe38:ca8f/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-14212) 10/03/26 _x86_64_ (4 CPU) 07:39:00 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:01 119.13 19.01 100.12 847.99 17718.51 07:42:01 61.16 6.57 54.59 470.19 8848.53 Average: 90.14 12.79 77.35 659.09 13283.52 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:01 5240252 7169824 2927160 35.84 63672 2021720 899632 9.76 839580 1873048 86848 07:42:01 5304456 7410428 2862956 35.05 69456 2187868 662320 7.19 687180 1953556 27228 Average: 5272354 7290126 2895058 35.45 66564 2104794 780976 8.47 763380 1913302 57038 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:41:01 ens3 304.00 320.03 3035.56 58.85 0.00 0.00 0.00 0.00 07:41:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 07:42:01 ens3 246.98 249.09 1355.82 53.01 0.00 0.00 0.00 0.00 07:42:01 lo 2.03 2.03 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 275.49 284.56 2195.69 55.93 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14212) 10/03/26 _x86_64_ (4 CPU) 07:39:00 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:01 all 26.40 0.00 1.61 2.55 0.08 69.37 07:41:01 0 24.04 0.00 1.52 4.63 0.08 69.73 07:41:01 1 23.06 0.00 1.77 2.39 0.07 72.71 07:41:01 2 20.30 0.00 0.90 0.40 0.08 78.32 07:41:01 3 38.19 0.00 2.20 2.80 0.08 56.73 07:42:01 all 33.26 0.00 1.58 0.79 0.08 64.29 07:42:01 0 48.00 0.00 1.75 0.32 0.10 49.83 07:42:01 1 22.96 0.00 1.17 0.63 0.07 75.17 07:42:01 2 38.94 0.00 1.66 0.23 0.10 59.07 07:42:01 3 23.24 0.00 1.75 1.97 0.08 72.96 Average: all 29.83 0.00 1.59 1.67 0.08 66.83 Average: 0 36.03 0.00 1.64 2.47 0.09 59.78 Average: 1 23.01 0.00 1.47 1.50 0.07 73.95 Average: 2 29.60 0.00 1.28 0.32 0.09 68.71 Average: 3 30.71 0.00 1.98 2.38 0.08 64.85