---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8582 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 7.8G 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 462 5142 0 2371 7229 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:41:a4:8b brd ff:ff:ff:ff:ff:ff inet 10.32.7.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe41:a48b/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-8582) 11/08/25 _x86_64_ (4 CPU) 21:23:49 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 113.80 53.87 59.92 3549.28 5316.20 21:26:01 84.90 30.20 54.70 1674.56 10015.93 21:27:01 33.48 0.15 33.33 2.27 6206.43 21:28:01 9.67 0.02 9.65 0.13 357.81 21:29:01 38.46 10.43 28.03 727.08 3673.12 21:30:01 2.30 0.10 2.20 3.07 76.92 21:31:01 30.89 3.78 27.11 110.91 2668.62 21:32:01 27.60 0.68 26.91 77.72 6072.72 Average: 42.55 12.37 30.18 766.24 4286.53 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5941296 7385064 2226124 27.26 38592 1584184 728072 7.90 620128 1439468 102120 21:26:01 5616100 7320108 2551320 31.24 56904 1810924 839948 9.11 697120 1657412 104336 21:27:01 5505456 7285616 2661964 32.59 59060 1883120 814028 8.83 734820 1727636 1840 21:28:01 5491916 7279260 2675504 32.76 61072 1887308 814028 8.83 742764 1731084 1152 21:29:01 4446580 6358432 3720840 45.56 63204 2006192 1670932 18.13 1697096 1810304 1360 21:30:01 4421924 6334064 3745496 45.86 63288 2006300 1686952 18.30 1723660 1807968 68 21:31:01 5293756 7417420 2873664 35.18 67324 2209420 675608 7.33 733436 1922952 147712 21:32:01 5293840 7428192 2873580 35.18 69424 2217584 660188 7.16 729608 1925704 9668 Average: 5251358 7101020 2916062 35.70 59858 1950629 986220 10.70 959829 1752816 46032 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 372.65 212.40 1444.50 64.69 0.00 0.00 0.00 0.00 21:25:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:26:01 ens3 72.23 40.04 432.49 13.66 0.00 0.00 0.00 0.00 21:26:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 21:27:01 ens3 127.60 132.63 1194.90 21.36 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 65.02 93.88 64.16 14.91 0.00 0.00 0.00 0.00 21:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:29:01 ens3 226.11 244.83 1577.35 37.20 0.00 0.00 0.00 0.00 21:29:01 lo 3.40 3.40 1.54 1.54 0.00 0.00 0.00 0.00 21:30:01 ens3 6.92 3.25 5.86 0.88 0.00 0.00 0.00 0.00 21:30:01 lo 13.16 13.16 3.51 3.51 0.00 0.00 0.00 0.00 21:31:01 ens3 211.00 243.74 1118.38 52.31 0.00 0.00 0.00 0.00 21:31:01 lo 13.73 13.73 3.11 3.11 0.00 0.00 0.00 0.00 21:32:01 ens3 11.50 12.25 8.98 5.79 0.00 0.00 0.00 0.00 21:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 136.76 123.05 731.45 26.38 0.00 0.00 0.00 0.00 Average: lo 4.28 4.28 1.07 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8582) 11/08/25 _x86_64_ (4 CPU) 21:23:49 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 23.58 0.00 1.63 3.56 1.57 69.66 21:25:02 0 31.47 0.00 1.65 1.50 1.46 63.92 21:25:02 1 37.04 0.00 1.54 1.56 2.03 57.83 21:25:02 2 10.06 0.00 1.44 4.76 1.41 82.33 21:25:02 3 15.74 0.00 1.87 6.45 1.42 74.52 21:26:01 all 22.38 0.00 1.45 2.17 1.28 72.72 21:26:01 0 5.89 0.00 0.25 0.49 0.49 92.87 21:26:01 1 60.07 0.00 3.40 1.71 2.27 32.55 21:26:01 2 19.14 0.00 1.28 2.04 1.60 75.94 21:26:01 3 4.42 0.00 0.88 4.44 0.75 89.52 21:27:01 all 10.93 0.00 0.62 0.48 0.63 87.35 21:27:01 0 9.05 0.00 0.37 0.37 0.50 89.72 21:27:01 1 7.71 0.00 0.18 0.00 0.45 91.66 21:27:01 2 15.02 0.00 0.79 0.18 0.72 83.30 21:27:01 3 11.92 0.00 1.11 1.35 0.86 84.75 21:28:01 all 4.00 0.00 0.31 0.03 0.25 95.41 21:28:01 0 4.59 0.00 0.63 0.00 0.17 94.61 21:28:01 1 2.39 0.00 0.20 0.00 0.12 97.29 21:28:01 2 4.83 0.00 0.05 0.08 0.28 94.75 21:28:01 3 4.20 0.00 0.37 0.05 0.43 94.95 21:29:01 all 42.50 0.00 1.59 0.90 3.05 51.95 21:29:01 0 46.77 0.00 1.26 0.43 2.59 48.94 21:29:01 1 36.99 0.00 1.82 1.26 3.34 56.60 21:29:01 2 40.30 0.00 1.28 0.41 2.92 55.09 21:29:01 3 46.00 0.00 2.02 1.52 3.34 47.13 21:30:01 all 3.14 0.00 0.37 0.03 0.34 96.12 21:30:01 0 2.32 0.00 0.30 0.00 0.33 97.05 21:30:01 1 3.22 0.00 0.35 0.00 0.42 96.01 21:30:01 2 3.88 0.00 0.38 0.07 0.32 95.35 21:30:01 3 3.17 0.00 0.38 0.02 0.32 96.11 21:31:01 all 20.51 0.00 1.35 0.30 1.29 76.54 21:31:01 0 16.48 0.00 0.88 0.20 1.20 81.24 21:31:01 1 15.01 0.00 1.25 0.13 1.20 82.40 21:31:01 2 21.32 0.00 1.53 0.38 1.45 75.31 21:31:01 3 29.20 0.00 1.80 0.50 1.31 67.19 21:32:01 all 21.11 0.00 0.91 0.81 0.92 76.26 21:32:01 0 10.87 0.00 0.88 0.02 0.43 87.80 21:32:01 1 19.00 0.00 0.72 0.08 0.77 79.43 21:32:01 2 6.74 0.00 0.60 2.61 0.70 89.35 21:32:01 3 47.82 0.00 1.40 0.55 1.75 48.49 Average: all 18.53 0.00 1.03 1.03 1.17 78.24 Average: 0 15.97 0.00 0.78 0.38 0.90 81.98 Average: 1 22.64 0.00 1.18 0.59 1.32 74.26 Average: 2 15.17 0.00 0.92 1.32 1.17 81.42 Average: 3 20.35 0.00 1.23 1.85 1.27 75.29