---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5616 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 461 5176 0 2338 7230 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:5a:b0:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe5a:b069/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5616) 10/04/25 _x86_64_ (4 CPU) 16:37:01 LINUX RESTART (4 CPU) 16:38:03 tps rtps wtps bread/s bwrtn/s 16:39:01 55.22 0.22 55.00 27.58 9124.85 16:40:01 63.33 33.01 30.32 2100.37 7572.68 16:41:01 16.01 7.35 8.66 322.56 3426.72 16:42:01 26.10 1.55 24.55 103.58 7235.99 Average: 40.04 10.62 29.42 643.68 6820.85 16:38:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5842888 7483004 2324524 28.46 55748 1749116 624472 6.78 521040 1610360 123332 16:40:01 5318068 7195956 2849344 34.89 62380 1973956 875936 9.50 835796 1806588 92012 16:41:01 4472012 6368620 3695400 45.25 63200 1990360 1800360 19.54 1707632 1772124 184 16:42:01 5370880 7472540 2796532 34.24 68504 2185564 615416 6.68 668276 1907684 27872 Average: 5250962 7130030 2916450 35.71 62458 1974749 979046 10.62 933186 1774189 60850 16:38:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 ens3 41.07 35.26 577.31 4.59 0.00 0.00 0.00 0.00 16:39:01 lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 16:40:01 ens3 244.59 207.23 2574.11 32.76 0.00 0.00 0.00 0.00 16:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 13.71 13.86 90.14 2.35 0.00 0.00 0.00 0.00 16:41:01 lo 89.74 89.74 33.15 33.15 0.00 0.00 0.00 0.00 16:42:01 ens3 121.83 115.63 1255.99 20.22 0.00 0.00 0.00 0.00 16:42:01 lo 33.33 33.33 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 105.84 93.48 1128.98 15.07 0.00 0.00 0.00 0.00 Average: lo 31.43 31.43 9.26 9.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5616) 10/04/25 _x86_64_ (4 CPU) 16:37:01 LINUX RESTART (4 CPU) 16:38:03 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 21.07 0.00 1.22 1.53 0.86 75.32 16:39:01 0 7.12 0.00 0.48 0.00 0.31 92.09 16:39:01 1 26.47 0.00 1.29 0.09 1.17 70.98 16:39:01 2 13.44 0.00 1.22 4.90 0.64 79.80 16:39:01 3 37.28 0.00 1.86 1.12 1.29 58.45 16:40:01 all 18.80 0.00 1.15 1.24 1.21 77.60 16:40:01 0 15.05 0.00 0.85 0.72 1.30 82.08 16:40:01 1 23.52 0.00 1.50 1.60 1.28 72.10 16:40:01 2 19.73 0.00 1.32 1.42 1.35 76.19 16:40:01 3 16.88 0.00 0.90 1.25 0.93 80.04 16:41:01 all 48.86 0.00 1.54 0.37 3.32 45.92 16:41:01 0 42.18 0.00 1.94 0.55 3.38 51.95 16:41:01 1 52.25 0.00 1.43 0.60 3.53 42.19 16:41:01 2 48.52 0.00 1.43 0.27 3.45 46.34 16:41:01 3 52.50 0.00 1.38 0.03 2.91 43.17 16:42:01 all 27.33 0.00 1.33 0.65 1.35 69.34 16:42:01 0 25.88 0.00 1.00 0.73 0.95 71.43 16:42:01 1 35.03 0.00 2.11 1.65 1.73 59.48 16:42:01 2 13.50 0.00 0.88 0.13 0.98 84.50 16:42:01 3 34.89 0.00 1.30 0.08 1.75 61.98 Average: all 29.09 0.00 1.31 0.94 1.69 66.97 Average: 0 22.71 0.00 1.07 0.50 1.50 74.22 Average: 1 34.38 0.00 1.59 0.99 1.93 61.11 Average: 2 23.89 0.00 1.21 1.65 1.61 71.64 Average: 3 35.37 0.00 1.36 0.62 1.73 60.93