---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9986 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 7.9G 12G 41% / 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 475 5045 0 2455 7214 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:59:d3:74 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe59:d374/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9986) 09/05/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 152.14 73.79 78.35 4350.61 39944.96 03:50:01 58.52 0.17 58.35 21.15 10070.56 03:51:01 58.14 12.61 45.53 271.15 11247.46 03:52:01 9.33 0.00 9.33 0.00 364.35 03:53:01 35.49 0.23 35.25 4.27 7725.42 03:54:01 28.99 0.77 28.22 77.84 4992.60 Average: 57.09 14.63 42.46 789.55 12396.35 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6062520 7443304 2104900 25.77 35300 1526608 674080 7.31 554448 1390092 65648 03:50:01 5782596 7388708 2384824 29.20 53556 1721932 714844 7.76 621552 1578176 86128 03:51:01 5385228 7232716 2782192 34.06 59292 1947704 888780 9.64 785284 1791760 1628 03:52:01 5356732 7211444 2810688 34.41 61208 1952060 888780 9.64 808556 1795244 884 03:53:01 5065996 7153036 3101424 37.97 64908 2174744 921168 10.00 871896 2009516 7936 03:54:01 5214568 7433856 2952852 36.15 68080 2301936 650044 7.05 617604 2113112 26168 Average: 5477940 7310511 2689480 32.93 57057 1937497 789616 8.57 709890 1779650 31399 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 03:49:02 ens3 326.51 165.12 1129.97 59.02 0.00 0.00 0.00 0.00 03:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:50:01 ens3 30.18 23.01 701.68 3.81 0.00 0.00 0.00 0.00 03:51:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 03:51:01 ens3 129.98 112.46 1602.08 23.33 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 49.94 70.80 51.90 12.71 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 510.53 379.76 3663.87 54.80 0.00 0.00 0.00 0.00 03:54:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:54:01 ens3 56.28 63.03 367.18 19.44 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 184.33 136.01 1254.29 28.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9986) 09/05/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.06 0.00 2.86 5.84 4.57 66.66 03:49:02 0 12.73 0.00 1.84 4.46 4.22 76.75 03:49:02 1 13.07 0.00 3.98 7.83 3.57 71.55 03:49:02 2 30.87 0.00 2.78 5.01 5.70 55.65 03:49:02 3 23.44 0.00 2.86 6.11 4.80 62.79 03:50:01 all 18.65 0.00 1.13 2.61 2.65 74.95 03:50:01 0 16.69 0.00 1.13 1.05 3.27 77.86 03:50:01 1 31.79 0.00 1.19 0.65 3.64 62.74 03:50:01 2 1.09 0.00 0.72 8.19 1.51 88.49 03:50:01 3 25.08 0.00 1.52 0.56 2.16 70.69 03:51:01 all 17.10 0.00 1.25 1.61 4.53 75.51 03:51:01 0 39.38 0.00 1.86 0.54 4.75 53.47 03:51:01 1 10.78 0.00 1.20 2.93 5.34 79.74 03:51:01 2 7.95 0.00 1.00 2.49 3.39 85.16 03:51:01 3 10.40 0.00 0.96 0.46 4.64 83.54 03:52:01 all 5.06 0.00 0.40 0.04 2.63 91.87 03:52:01 0 3.97 0.00 0.03 0.00 0.96 95.04 03:52:01 1 3.48 0.00 0.38 0.02 2.72 93.41 03:52:01 2 7.32 0.00 0.49 0.13 2.50 89.56 03:52:01 3 5.51 0.00 0.67 0.00 4.27 89.56 03:53:01 all 11.13 0.00 1.17 0.28 4.32 83.10 03:53:01 0 6.70 0.00 0.92 0.16 2.78 89.43 03:53:01 1 10.25 0.00 0.64 0.34 3.50 85.27 03:53:01 2 11.15 0.00 1.63 0.47 4.43 82.32 03:53:01 3 16.30 0.00 1.48 0.16 6.55 75.50 03:54:01 all 19.95 0.00 1.12 0.97 3.09 74.88 03:54:01 0 39.27 0.00 1.38 0.23 3.58 55.54 03:54:01 1 5.08 0.00 1.06 1.31 4.03 88.53 03:54:01 2 31.06 0.00 1.43 2.24 3.13 62.15 03:54:01 3 4.67 0.00 0.58 0.05 1.57 93.13 Average: all 15.31 0.00 1.32 1.89 3.64 77.83 Average: 0 19.81 0.00 1.20 1.08 3.26 74.65 Average: 1 12.31 0.00 1.40 2.18 3.80 80.30 Average: 2 14.97 0.00 1.35 3.07 3.45 77.15 Average: 3 14.19 0.00 1.35 1.22 4.02 79.22