---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1080 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 8.9G 11G 47% / 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 485 3866 0 3624 7192 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:85:15:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85998sec preferred_lft 85998sec inet6 fe80::f816:3eff:fe85:1584/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1080) 10/24/26 _x86_64_ (4 CPU) 21:23:51 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 130.81 49.24 81.57 3446.89 8635.78 21:26:01 126.61 37.11 89.49 2286.39 53458.74 21:27:01 12.61 0.02 12.60 0.13 566.88 21:28:01 37.06 10.46 26.60 729.61 3703.65 21:29:01 1.75 0.03 1.72 0.27 29.73 21:30:01 42.46 4.30 38.16 175.84 5457.22 Average: 58.36 16.80 41.55 1103.21 11859.48 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5806680 7423356 2360740 28.90 50504 1735680 680908 7.39 564080 1613672 214596 21:26:01 4185596 7223092 3981824 48.75 60468 3119820 830000 9.01 789664 2954752 5588 21:27:01 4171636 7218688 3995784 48.92 62996 3125636 830000 9.01 796072 2959556 2032 21:28:01 2986824 6159620 5180596 63.43 65368 3245108 1875376 20.35 1887308 3039188 248 21:29:01 2965248 6138000 5202172 63.69 65444 3245108 1926212 20.90 1910792 3036792 36 21:30:01 3948576 7351336 4218844 51.65 70872 3461256 701268 7.61 790864 3169556 95492 Average: 4010760 6919015 4156660 50.89 62609 2988768 1140627 12.38 1123130 2795586 52999 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 419.56 246.46 2061.04 67.75 0.00 0.00 0.00 0.00 21:25:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 21:26:01 ens3 1073.82 662.50 20695.66 66.65 0.00 0.00 0.00 0.00 21:26:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 21:27:01 ens3 61.03 91.54 57.86 20.84 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 208.20 228.15 1567.41 42.25 0.00 0.00 0.00 0.00 21:28:01 lo 5.27 5.27 2.06 2.06 0.00 0.00 0.00 0.00 21:29:01 ens3 4.22 3.18 0.93 1.09 0.00 0.00 0.00 0.00 21:29:01 lo 14.26 14.26 3.55 3.55 0.00 0.00 0.00 0.00 21:30:01 ens3 196.92 203.87 1081.14 46.76 0.00 0.00 0.00 0.00 21:30:01 lo 10.40 10.40 2.33 2.33 0.00 0.00 0.00 0.00 Average: ens3 325.20 238.10 4198.07 40.82 0.00 0.00 0.00 0.00 Average: lo 5.47 5.47 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1080) 10/24/26 _x86_64_ (4 CPU) 21:23:51 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 22.18 0.00 1.81 3.81 0.06 72.15 21:25:02 0 20.60 0.00 1.76 1.66 0.05 75.94 21:25:02 1 15.53 0.00 1.17 7.70 0.05 75.56 21:25:02 2 38.34 0.00 2.86 3.85 0.10 54.85 21:25:02 3 14.23 0.00 1.45 2.02 0.03 82.26 21:26:01 all 18.18 0.00 1.59 2.63 0.06 77.54 21:26:01 0 10.45 0.00 0.82 0.58 0.03 88.12 21:26:01 1 32.27 0.00 3.13 3.77 0.08 60.74 21:26:01 2 11.68 0.00 1.05 4.15 0.07 83.06 21:26:01 3 18.26 0.00 1.38 2.01 0.07 78.29 21:27:01 all 4.43 0.00 0.28 0.08 0.03 95.19 21:27:01 0 0.28 0.00 0.03 0.00 0.00 99.68 21:27:01 1 5.58 0.00 0.15 0.07 0.02 94.18 21:27:01 2 3.59 0.00 0.47 0.23 0.02 95.69 21:27:01 3 8.29 0.00 0.48 0.00 0.03 91.19 21:28:01 all 28.42 0.00 1.08 0.30 0.07 70.13 21:28:01 0 28.53 0.00 1.55 0.30 0.08 69.54 21:28:01 1 27.03 0.00 0.87 0.22 0.07 71.81 21:28:01 2 27.44 0.00 0.93 0.60 0.08 70.95 21:28:01 3 30.71 0.00 0.92 0.10 0.07 68.21 21:29:01 all 3.32 0.00 0.42 0.02 0.38 95.86 21:29:01 0 2.32 0.00 0.45 0.00 0.40 96.83 21:29:01 1 2.95 0.00 0.52 0.00 0.37 96.17 21:29:01 2 4.89 0.00 0.33 0.07 0.37 94.35 21:29:01 3 3.13 0.00 0.35 0.00 0.37 96.15 21:30:01 all 20.07 0.00 1.14 0.66 0.08 78.06 21:30:01 0 11.97 0.00 1.10 0.84 0.12 85.98 21:30:01 1 16.93 0.00 0.65 0.03 0.07 82.32 21:30:01 2 15.44 0.00 1.42 1.59 0.07 81.48 21:30:01 3 35.95 0.00 1.39 0.18 0.08 62.39 Average: all 16.09 0.00 1.05 1.24 0.11 81.50 Average: 0 12.36 0.00 0.95 0.56 0.11 86.02 Average: 1 16.67 0.00 1.07 1.96 0.11 80.18 Average: 2 16.93 0.00 1.18 1.73 0.12 80.04 Average: 3 18.42 0.00 1.00 0.72 0.11 79.76