---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-601 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 7.6G 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 465 5327 0 2183 7231 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:09:e7:3b brd ff:ff:ff:ff:ff:ff inet 10.32.7.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe09:e73b/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-601) 05/11/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 169.63 89.52 80.11 4993.94 39933.91 14:57:01 58.97 3.62 55.36 112.65 9674.12 14:58:01 93.95 33.42 60.54 2053.24 7996.00 14:59:01 32.58 5.27 27.32 181.20 5079.20 Average: 88.79 32.96 55.83 1835.47 15671.62 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6072080 7451804 2095340 25.65 35336 1525320 675584 7.33 549804 1388188 65940 14:57:01 5855948 7499108 2311472 28.30 55660 1752564 606936 6.59 508112 1614088 119552 14:58:01 5237012 7047760 2930408 35.88 63524 1906500 1051328 11.41 1024200 1702684 6648 14:59:01 5480840 7431928 2686580 32.89 66744 2041208 661404 7.18 716952 1762608 29804 Average: 5661470 7357650 2505950 30.68 55316 1806398 748813 8.13 699767 1616892 55486 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 381.17 198.88 1179.82 62.44 0.00 0.00 0.00 0.00 14:56:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 14:57:01 ens3 58.49 45.36 659.42 6.38 0.00 0.00 0.00 0.00 14:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:58:01 ens3 311.83 343.46 1453.78 63.25 0.00 0.00 0.00 0.00 14:58:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 150.43 140.07 327.45 621.02 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 225.50 181.96 905.20 188.24 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 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-601) 05/11/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 19.16 0.00 2.73 6.28 2.98 68.84 14:56:01 0 11.41 0.00 1.66 7.79 2.01 77.13 14:56:01 1 19.18 0.00 1.65 3.11 2.90 73.16 14:56:01 2 30.54 0.00 2.46 9.52 4.21 53.26 14:56:01 3 15.43 0.00 5.13 4.68 2.83 71.94 14:57:01 all 18.37 0.00 1.17 2.14 1.68 76.64 14:57:01 0 22.93 0.00 1.11 0.36 1.61 73.99 14:57:01 1 21.80 0.00 1.41 0.30 1.46 75.03 14:57:01 2 15.12 0.00 1.33 7.58 2.62 73.35 14:57:01 3 13.62 0.00 0.78 0.28 1.01 84.30 14:58:01 all 37.92 0.00 2.32 1.88 6.58 51.29 14:58:01 0 44.11 0.00 2.60 1.22 6.07 45.99 14:58:01 1 37.67 0.00 1.86 2.25 6.38 51.85 14:58:01 2 33.03 0.00 2.78 0.89 7.66 55.65 14:58:01 3 36.94 0.00 2.07 3.18 6.21 51.60 14:59:01 all 22.87 0.00 1.24 1.05 2.44 72.40 14:59:01 0 6.98 0.00 0.66 0.05 1.56 90.75 14:59:01 1 37.52 0.00 2.15 1.14 3.04 56.14 14:59:01 2 16.68 0.00 1.17 2.60 2.65 76.91 14:59:01 3 30.23 0.00 0.98 0.41 2.51 65.87 Average: all 24.63 0.00 1.87 2.84 3.43 67.23 Average: 0 21.44 0.00 1.51 2.35 2.82 71.87 Average: 1 29.08 0.00 1.77 1.70 3.45 64.00 Average: 2 23.88 0.00 1.94 5.13 4.30 64.75 Average: 3 24.10 0.00 2.24 2.15 3.15 68.36