---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5043 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 8.5G 11G 45% / 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 4321 0 3194 7219 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:fd:78:89 brd ff:ff:ff:ff:ff:ff inet 10.32.6.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fefd:7889/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5043) 07/04/26 _x86_64_ (4 CPU) 22:54:53 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 141.91 54.86 87.05 3608.07 40983.85 22:57:01 78.63 25.54 53.09 1502.66 9562.85 22:58:01 58.03 4.72 53.32 166.74 32788.00 22:59:01 9.65 0.02 9.63 0.13 357.47 23:00:01 38.82 10.33 28.49 730.56 3640.12 23:01:01 3.27 1.45 1.82 31.06 114.38 23:02:01 26.83 3.78 23.05 110.91 2426.80 23:03:01 27.44 0.62 26.82 75.97 6134.76 Average: 48.01 12.64 35.37 776.74 12006.50 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 5974096 7440464 2193324 26.85 39428 1605020 678992 7.37 572524 1454956 121956 22:57:01 5642032 7404508 2525388 30.92 58208 1865616 831868 9.03 631780 1693492 152660 22:58:01 4695572 7299272 3471848 42.51 60164 2692388 809552 8.78 730324 2516024 1720 22:59:01 4679692 7290616 3487728 42.70 62084 2696788 809552 8.78 740536 2519664 1048 23:00:01 3782284 6519232 4385136 53.69 64536 2816524 1516980 16.46 1545660 2600124 2424 23:01:01 3737220 6475584 4430200 54.24 64608 2817480 1550052 16.82 1591800 2597340 196 23:02:01 4479488 7431052 3687932 45.15 67936 3022140 658488 7.15 708324 2733608 141272 23:03:01 4446492 7410332 3720928 45.56 70736 3032204 682120 7.40 737772 2738048 10440 Average: 4679610 7158882 3487810 42.70 60962 2568520 942200 10.22 907340 2356657 53964 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:56:02 ens3 433.21 236.33 1468.23 65.23 0.00 0.00 0.00 0.00 22:57:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 22:57:01 ens3 79.02 64.35 532.13 15.77 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:58:01 ens3 492.35 307.56 13765.55 29.67 0.00 0.00 0.00 0.00 22:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:59:01 ens3 59.63 85.97 72.74 13.87 0.00 0.00 0.00 0.00 23:00:01 lo 0.72 0.72 0.38 0.38 0.00 0.00 0.00 0.00 23:00:01 ens3 232.06 260.20 1606.73 38.49 0.00 0.00 0.00 0.00 23:01:01 lo 13.63 13.63 4.19 4.19 0.00 0.00 0.00 0.00 23:01:01 ens3 10.15 7.83 6.26 5.80 0.00 0.00 0.00 0.00 23:02:01 lo 15.68 15.68 3.38 3.38 0.00 0.00 0.00 0.00 23:02:01 ens3 258.24 250.94 1136.76 58.25 0.00 0.00 0.00 0.00 23:03:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 23:03:01 ens3 10.98 11.33 10.15 5.41 0.00 0.00 0.00 0.00 Average: lo 4.21 4.21 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 197.21 153.25 2328.78 29.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5043) 07/04/26 _x86_64_ (4 CPU) 22:54:53 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 23.13 0.00 2.45 4.04 1.29 69.09 22:56:02 0 8.02 0.00 1.25 3.22 0.85 86.67 22:56:02 1 45.31 0.00 3.71 3.39 1.67 45.91 22:56:02 2 27.94 0.00 1.97 3.98 1.58 64.53 22:56:02 3 11.39 0.00 2.90 5.59 1.07 79.06 22:57:01 all 22.44 0.00 1.37 1.87 1.04 73.28 22:57:01 0 15.11 0.00 1.05 0.54 0.95 82.35 22:57:01 1 38.09 0.00 2.17 1.94 1.38 56.43 22:57:01 2 21.90 0.00 1.51 4.07 0.85 71.68 22:57:01 3 14.74 0.00 0.73 0.91 1.01 82.60 22:58:01 all 14.55 0.00 1.23 1.31 0.83 82.08 22:58:01 0 10.36 0.00 0.30 0.22 0.62 88.51 22:58:01 1 13.52 0.00 1.43 2.72 0.68 81.64 22:58:01 2 10.43 0.00 0.97 1.20 0.72 86.69 22:58:01 3 23.89 0.00 2.21 1.15 1.29 71.47 22:59:01 all 4.07 0.00 0.30 0.03 0.25 95.35 22:59:01 0 1.14 0.00 0.05 0.00 0.10 98.71 22:59:01 1 1.12 0.00 0.18 0.00 0.10 98.60 22:59:01 2 6.78 0.00 0.87 0.05 0.15 92.15 22:59:01 3 7.25 0.00 0.08 0.10 0.62 91.95 23:00:01 all 41.32 0.00 1.52 0.64 2.46 54.06 23:00:01 0 37.21 0.00 1.22 0.18 2.19 59.20 23:00:01 1 39.88 0.00 1.06 0.52 2.61 55.92 23:00:01 2 47.50 0.00 1.95 1.16 2.34 47.05 23:00:01 3 40.66 0.00 1.88 0.67 2.70 54.10 23:01:01 all 5.28 0.00 0.41 0.05 0.46 93.80 23:01:01 0 5.31 0.00 0.43 0.00 0.48 93.77 23:01:01 1 5.62 0.00 0.37 0.00 0.40 93.61 23:01:01 2 5.59 0.00 0.43 0.12 0.43 93.43 23:01:01 3 4.62 0.00 0.39 0.07 0.52 94.41 23:02:01 all 17.78 0.00 1.30 0.11 1.16 79.65 23:02:01 0 19.80 0.00 1.46 0.00 1.06 77.68 23:02:01 1 17.61 0.00 1.14 0.07 1.07 80.12 23:02:01 2 16.86 0.00 1.19 0.35 1.12 80.48 23:02:01 3 16.84 0.00 1.44 0.02 1.40 80.30 23:03:01 all 17.72 0.00 0.85 0.58 0.68 80.16 23:03:01 0 15.68 0.00 0.73 0.70 0.63 82.26 23:03:01 1 8.53 0.00 0.77 0.03 0.52 90.15 23:03:01 2 36.90 0.00 1.18 1.57 1.18 59.17 23:03:01 3 9.76 0.00 0.75 0.03 0.40 89.06 Average: all 18.29 0.00 1.18 1.08 1.02 78.43 Average: 0 14.07 0.00 0.81 0.61 0.86 83.65 Average: 1 21.18 0.00 1.35 1.08 1.05 75.34 Average: 2 21.75 0.00 1.26 1.56 1.05 74.39 Average: 3 16.15 0.00 1.30 1.07 1.13 80.35