---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2771 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 8.3G 11G 44% / 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 479 4563 0 2933 7204 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:45:99:07 brd ff:ff:ff:ff:ff:ff inet 10.32.7.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe45:9907/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2771) 06/06/26 _x86_64_ (4 CPU) 15:07:53 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 139.51 54.76 84.75 3607.27 40923.86 15:10:01 75.32 23.73 51.59 1444.16 9295.92 15:11:01 54.56 6.10 48.46 200.37 23794.57 15:12:01 9.67 0.00 9.67 0.00 380.87 15:13:01 43.59 2.17 41.43 115.31 8711.35 15:14:01 28.76 0.70 28.06 77.84 4945.15 Average: 58.57 14.57 43.99 907.47 14675.02 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5978172 7425656 2189248 26.80 38364 1588156 685696 7.44 577532 1445516 99280 15:10:01 5628672 7389616 2538748 31.08 58136 1864068 824504 8.95 644360 1693396 156124 15:11:01 4954732 7280604 3212688 39.34 60076 2418636 778900 8.45 749580 2244204 1756 15:12:01 4938348 7271580 3229072 39.54 62056 2423128 786868 8.54 760592 2247780 1492 15:13:01 4709752 7398148 3457668 42.33 66964 2766240 675172 7.33 651488 2571260 112532 15:14:01 4680012 7380380 3487408 42.70 69316 2775364 687600 7.46 676720 2574604 10820 Average: 5148281 7357664 3019139 36.97 59152 2305932 739790 8.03 676712 2129460 63667 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 449.38 235.54 1487.16 65.57 0.00 0.00 0.00 0.00 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 78.64 55.06 519.66 14.27 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 374.94 255.92 9193.52 25.19 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 58.72 83.49 64.00 13.68 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 640.09 529.18 4091.28 70.34 0.00 0.00 0.00 0.00 15:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:14:01 ens3 13.18 13.85 10.96 14.01 0.00 0.00 0.00 0.00 15:14:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 269.15 195.50 2561.02 33.84 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2771) 06/06/26 _x86_64_ (4 CPU) 15:07:53 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 22.29 0.00 2.54 4.41 1.99 68.77 15:09:01 0 9.48 0.00 1.96 11.50 1.69 75.37 15:09:01 1 10.88 0.00 3.93 1.50 1.91 81.78 15:09:01 2 37.99 0.00 2.51 1.48 2.36 55.68 15:09:01 3 30.92 0.00 1.73 3.20 2.01 62.14 15:10:01 all 21.47 0.00 1.38 2.37 1.77 73.01 15:10:01 0 5.22 0.00 0.65 3.72 0.73 89.67 15:10:01 1 49.71 0.00 2.68 1.57 2.20 43.85 15:10:01 2 28.04 0.00 1.88 0.86 1.96 67.26 15:10:01 3 3.19 0.00 0.36 3.30 2.18 90.97 15:11:01 all 12.32 0.00 0.98 0.99 1.55 84.16 15:11:01 0 12.97 0.00 1.01 1.98 1.59 82.45 15:11:01 1 6.98 0.00 0.60 1.00 1.15 90.28 15:11:01 2 13.41 0.00 0.90 0.25 2.21 83.24 15:11:01 3 15.90 0.00 1.38 0.73 1.28 80.71 15:12:01 all 3.97 0.00 0.33 0.03 1.09 94.58 15:12:01 0 0.00 0.00 0.02 0.00 0.18 99.80 15:12:01 1 2.40 0.00 0.12 0.00 1.24 96.24 15:12:01 2 6.73 0.00 0.40 0.02 1.72 91.14 15:12:01 3 6.68 0.00 0.79 0.12 1.17 91.24 15:13:01 all 17.65 0.00 1.56 0.46 3.26 77.07 15:13:01 0 11.01 0.00 1.33 0.34 2.58 84.74 15:13:01 1 13.14 0.00 1.13 0.23 2.70 82.80 15:13:01 2 23.98 0.00 2.16 0.36 4.48 69.02 15:13:01 3 22.44 0.00 1.62 0.95 3.29 71.70 15:14:01 all 20.31 0.00 0.91 1.22 1.35 76.21 15:14:01 0 28.38 0.00 0.98 0.15 1.77 68.72 15:14:01 1 8.87 0.00 0.56 0.10 1.11 89.36 15:14:01 2 21.32 0.00 0.78 2.23 1.30 74.37 15:14:01 3 22.66 0.00 1.33 2.36 1.18 72.48 Average: all 16.34 0.00 1.28 1.58 1.84 78.96 Average: 0 11.19 0.00 0.99 2.95 1.43 83.44 Average: 1 15.30 0.00 1.51 0.73 1.72 80.75 Average: 2 21.91 0.00 1.44 0.86 2.34 73.45 Average: 3 16.94 0.00 1.20 1.78 1.86 78.22