---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8381 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 475 5069 0 2430 7215 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:19:59:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe19:59cd/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-8381) 03/07/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 133.49 54.59 78.90 3587.00 39578.35 21:26:01 56.70 0.17 56.53 21.86 9448.85 21:27:01 67.56 29.75 37.81 1637.86 9517.21 21:28:01 9.03 0.02 9.02 0.13 321.95 21:29:01 36.48 10.36 26.11 729.88 3651.79 21:30:01 3.05 0.10 2.95 3.07 133.18 21:31:01 28.35 3.78 24.56 110.91 2468.79 21:32:01 30.24 0.69 29.55 79.02 6289.12 Average: 45.64 12.46 33.19 772.63 8931.62 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 6052716 7430168 2114696 25.89 35084 1523476 676192 7.34 565736 1385048 61464 21:26:01 5745524 7391072 2421888 29.65 55308 1755544 700524 7.60 618768 1607280 128160 21:27:01 5426796 7264116 2740616 33.56 58452 1940636 805396 8.74 774364 1763320 1424 21:28:01 5409000 7253632 2758412 33.77 60424 1945076 805396 8.74 785896 1767000 2572 21:29:01 4326220 6296704 3841192 47.03 62848 2064780 1670820 18.13 1776308 1847204 2976 21:30:01 4237292 6208144 3930120 48.12 62920 2064880 1727804 18.75 1867156 1844580 144 21:31:01 5247696 7431456 2919716 35.75 66228 2269524 656256 7.12 715340 1981704 139940 21:32:01 5206200 7409556 2961212 36.26 69108 2286016 683252 7.41 746076 1991468 18404 Average: 5206430 7085606 2960982 36.25 58796 1981242 965705 10.48 981206 1773450 44386 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 21:25:01 ens3 312.28 190.82 1055.12 62.78 0.00 0.00 0.00 0.00 21:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:26:01 ens3 49.00 41.77 646.45 5.28 0.00 0.00 0.00 0.00 21:27:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 21:27:01 ens3 176.54 155.79 2418.05 26.89 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 21:28:01 ens3 59.72 86.64 64.20 14.00 0.00 0.00 0.00 0.00 21:29:01 lo 1.55 1.55 0.84 0.84 0.00 0.00 0.00 0.00 21:29:01 ens3 229.58 259.89 1589.67 38.84 0.00 0.00 0.00 0.00 21:30:01 lo 12.75 12.75 3.80 3.80 0.00 0.00 0.00 0.00 21:30:01 ens3 2.22 1.83 0.53 0.59 0.00 0.00 0.00 0.00 21:31:01 lo 15.88 15.88 3.40 3.40 0.00 0.00 0.00 0.00 21:31:01 ens3 218.30 246.31 1111.67 45.22 0.00 0.00 0.00 0.00 21:32:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 21:32:01 ens3 12.57 14.72 9.95 12.23 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 132.77 124.95 863.71 25.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8381) 03/07/26 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 18.66 0.00 2.31 4.48 1.25 73.30 21:25:01 0 12.86 0.00 1.31 2.96 1.16 81.70 21:25:01 1 22.25 0.00 1.81 5.52 1.15 69.27 21:25:01 2 24.50 0.00 1.83 7.25 1.27 65.15 21:25:01 3 15.01 0.00 4.25 2.20 1.43 77.10 21:26:01 all 18.05 0.00 1.13 1.46 0.92 78.45 21:26:01 0 2.11 0.00 0.42 0.73 0.28 96.45 21:26:01 1 0.20 0.00 0.05 0.00 0.38 99.37 21:26:01 2 10.96 0.00 0.89 4.67 1.21 82.27 21:26:01 3 59.01 0.00 3.17 0.38 1.80 35.63 21:27:01 all 15.19 0.00 0.83 1.52 0.93 81.52 21:27:01 0 10.17 0.00 0.55 2.83 0.77 85.69 21:27:01 1 23.23 0.00 0.28 0.57 1.14 74.78 21:27:01 2 14.39 0.00 1.27 1.22 0.93 82.19 21:27:01 3 12.99 0.00 1.20 1.50 0.92 83.39 21:28:01 all 3.65 0.00 0.27 0.04 0.16 95.88 21:28:01 0 0.32 0.00 0.02 0.05 0.03 99.58 21:28:01 1 5.45 0.00 0.20 0.00 0.23 94.11 21:28:01 2 2.85 0.00 0.30 0.10 0.17 96.58 21:28:01 3 6.00 0.00 0.57 0.00 0.22 93.21 21:29:01 all 44.01 0.00 1.43 0.58 2.92 51.06 21:29:01 0 47.56 0.00 0.96 0.38 2.76 48.34 21:29:01 1 41.92 0.00 1.28 0.15 2.58 54.07 21:29:01 2 42.34 0.00 1.71 1.06 3.38 51.52 21:29:01 3 44.24 0.00 1.80 0.72 2.95 50.30 21:30:01 all 4.26 0.00 0.35 0.04 0.41 94.94 21:30:01 0 5.19 0.00 0.33 0.02 0.45 94.01 21:30:01 1 3.07 0.00 0.35 0.08 0.35 96.14 21:30:01 2 4.92 0.00 0.35 0.07 0.45 94.21 21:30:01 3 3.88 0.00 0.37 0.00 0.40 95.35 21:31:01 all 15.04 0.00 1.17 0.16 0.98 82.66 21:31:01 0 10.65 0.00 0.58 0.00 0.79 87.98 21:31:01 1 15.02 0.00 1.42 0.13 1.02 82.41 21:31:01 2 14.20 0.00 0.70 0.10 1.08 83.92 21:31:01 3 20.27 0.00 1.97 0.42 1.02 76.32 21:32:01 all 20.99 0.00 1.01 0.77 0.85 76.38 21:32:01 0 31.60 0.00 1.29 0.14 1.08 65.89 21:32:01 1 5.08 0.00 0.61 0.00 0.32 93.99 21:32:01 2 7.32 0.00 0.51 2.79 0.52 88.86 21:32:01 3 39.96 0.00 1.64 0.14 1.47 56.79 Average: all 17.49 0.00 1.06 1.13 1.05 79.26 Average: 0 15.03 0.00 0.68 0.89 0.92 82.48 Average: 1 14.56 0.00 0.75 0.81 0.90 82.98 Average: 2 15.22 0.00 0.95 2.16 1.13 80.55 Average: 3 25.16 0.00 1.87 0.67 1.28 71.02