---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5265 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 7.7G 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 459 5230 0 2286 7233 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:b3:d9:20 brd ff:ff:ff:ff:ff:ff inet 10.32.7.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:feb3:d920/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5265) 07/08/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 117.10 54.12 62.97 3570.20 5782.52 07:07:01 78.19 30.38 47.81 1688.25 9440.56 07:08:01 55.67 9.57 46.11 626.70 9571.07 07:09:01 22.71 0.33 22.38 33.59 5886.09 Average: 68.42 23.60 44.82 1479.69 7670.06 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5895028 7405456 2272392 27.82 41380 1644812 709472 7.70 613972 1486132 161600 07:07:01 5581508 7357044 2585912 31.66 58976 1877676 789800 8.57 659332 1722364 156968 07:08:01 5427896 7474864 2739524 33.54 66724 2133748 611740 6.64 671344 1850420 161612 07:09:01 5371528 7422948 2795892 34.23 68524 2136544 671756 7.29 729964 1848292 10016 Average: 5568990 7415078 2598430 31.81 58901 1948195 695692 7.55 668653 1726802 122549 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 484.85 279.27 1512.30 68.53 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 07:07:01 ens3 71.55 60.47 543.65 15.26 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 220.38 216.13 1861.17 682.05 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.28 12.71 10.63 5.88 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 197.27 142.15 981.94 192.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5265) 07/08/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.54 0.00 1.81 3.20 1.07 70.38 07:06:01 0 27.81 0.00 1.25 1.23 1.08 68.62 07:06:01 1 8.26 0.00 1.68 5.45 0.72 83.89 07:06:01 2 37.38 0.00 2.69 1.28 1.65 57.00 07:06:01 3 20.74 0.00 1.60 4.84 0.83 71.98 07:07:01 all 23.97 0.00 1.48 1.87 1.18 71.51 07:07:01 0 9.14 0.00 0.52 0.33 1.23 88.78 07:07:01 1 28.89 0.00 1.40 4.68 1.27 63.75 07:07:01 2 27.43 0.00 2.08 0.63 1.23 68.61 07:07:01 3 30.46 0.00 1.94 1.80 0.97 64.83 07:08:01 all 37.79 0.00 2.03 1.11 2.42 56.64 07:08:01 0 41.90 0.00 1.81 0.17 2.52 53.60 07:08:01 1 38.69 0.00 1.58 0.82 2.28 56.63 07:08:01 2 32.96 0.00 2.36 2.41 2.51 59.75 07:08:01 3 37.60 0.00 2.38 1.08 2.39 56.55 07:09:01 all 18.18 0.00 0.91 0.67 0.60 79.64 07:09:01 0 18.87 0.00 0.58 0.10 0.68 79.77 07:09:01 1 11.75 0.00 0.81 1.65 0.50 85.29 07:09:01 2 11.89 0.00 0.85 0.83 0.52 85.91 07:09:01 3 30.22 0.00 1.38 0.07 0.70 67.63 Average: all 25.87 0.00 1.56 1.71 1.32 69.54 Average: 0 24.43 0.00 1.04 0.46 1.38 72.69 Average: 1 21.89 0.00 1.37 3.15 1.19 72.40 Average: 2 27.42 0.00 2.00 1.29 1.48 67.82 Average: 3 29.77 0.00 1.82 1.95 1.22 65.24