---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8389 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 8.8G 11G 46% / 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 472 4067 0 3435 7204 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:f8:2d:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fef8:2dd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8389) 08/15/26 _x86_64_ (4 CPU) 14:38:50 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:01 114.16 54.12 60.05 3548.15 5337.57 14:41:01 58.39 5.72 52.67 195.83 9661.72 14:42:01 82.97 24.36 58.61 1484.29 41160.34 14:43:01 9.47 0.02 9.45 0.13 360.07 14:44:01 38.80 7.88 30.92 658.71 3595.60 14:45:01 5.26 2.60 2.67 72.23 182.04 14:46:01 17.70 2.37 15.33 70.92 1852.89 14:47:01 32.29 2.00 30.29 107.58 6645.03 Average: 44.88 12.38 32.50 767.26 8598.89 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 5964500 7401500 2202912 26.97 38028 1578356 717380 7.78 599356 1437632 97332 14:41:01 5702112 7477368 2465300 30.18 56900 1879476 606440 6.58 522468 1739288 204752 14:42:01 4432496 7280828 3734916 45.73 59984 2934084 798588 8.67 743760 2757556 1768 14:43:01 4416624 7272224 3750788 45.92 61880 2938516 798588 8.67 753996 2761232 1464 14:44:01 3491080 6470872 4676332 57.26 64524 3056320 1557048 16.90 1583252 2846200 3632 14:45:01 3263364 6245776 4904048 60.04 64612 3058604 1797536 19.50 1813864 2841172 72 14:46:01 3478048 6589372 4689364 57.42 66840 3182260 1225600 13.30 1526964 2909312 73324 14:47:01 4188284 7398156 3979128 48.72 70388 3274468 663204 7.20 751992 2973288 9396 Average: 4367064 7017012 3800348 46.53 60394 2737760 1020548 11.07 1036956 2533210 48968 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 ens3 415.06 206.78 1476.70 63.70 0.00 0.00 0.00 0.00 14:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:41:01 ens3 68.57 59.61 798.47 7.10 0.00 0.00 0.00 0.00 14:41:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:42:01 ens3 683.77 439.63 17036.64 50.43 0.00 0.00 0.00 0.00 14:42:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:43:01 ens3 53.52 76.95 57.35 14.91 0.00 0.00 0.00 0.00 14:43:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:44:01 ens3 199.83 224.23 1583.84 39.58 0.00 0.00 0.00 0.00 14:44:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:45:01 ens3 8.70 3.66 3.19 1.54 0.00 0.00 0.00 0.00 14:45:01 lo 11.39 11.39 4.02 4.02 0.00 0.00 0.00 0.00 14:46:01 ens3 154.01 145.66 859.16 32.07 0.00 0.00 0.00 0.00 14:46:01 lo 17.90 17.90 3.86 3.86 0.00 0.00 0.00 0.00 14:47:01 ens3 68.12 72.92 232.74 23.85 0.00 0.00 0.00 0.00 14:47:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 206.44 153.68 2755.85 29.15 0.00 0.00 0.00 0.00 Average: lo 4.19 4.19 1.03 1.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8389) 08/15/26 _x86_64_ (4 CPU) 14:38:50 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 23.22 0.00 1.56 3.70 1.74 69.77 14:40:01 0 15.03 0.00 1.36 2.59 1.15 79.86 14:40:01 1 9.05 0.00 0.90 4.51 2.02 83.51 14:40:01 2 38.78 0.00 1.75 5.39 2.07 52.01 14:40:01 3 30.20 0.00 2.26 2.33 1.73 63.47 14:41:01 all 20.79 0.00 1.32 1.55 1.18 75.15 14:41:01 0 6.79 0.00 0.55 0.28 0.40 91.97 14:41:01 1 34.13 0.00 1.62 0.13 2.18 61.94 14:41:01 2 28.85 0.00 1.85 4.91 1.40 63.00 14:41:01 3 13.26 0.00 1.27 0.88 0.77 83.82 14:42:01 all 15.42 0.00 1.54 1.88 1.60 79.56 14:42:01 0 13.00 0.00 1.12 1.60 1.17 83.11 14:42:01 1 13.98 0.00 2.48 0.72 1.30 81.52 14:42:01 2 18.46 0.00 1.38 1.58 1.38 77.19 14:42:01 3 16.23 0.00 1.16 3.62 2.54 76.45 14:43:01 all 4.47 0.00 0.33 0.02 0.36 94.82 14:43:01 0 5.30 0.00 0.72 0.00 0.30 93.68 14:43:01 1 1.95 0.00 0.13 0.00 0.18 97.73 14:43:01 2 6.00 0.00 0.33 0.08 0.27 93.31 14:43:01 3 4.63 0.00 0.20 0.02 0.68 94.47 14:44:01 all 38.00 0.00 1.57 0.70 2.86 56.88 14:44:01 0 37.64 0.00 2.01 0.40 2.91 57.04 14:44:01 1 37.42 0.00 1.24 0.18 2.37 58.79 14:44:01 2 43.60 0.00 1.26 1.35 2.78 51.01 14:44:01 3 33.41 0.00 1.71 0.84 3.40 60.65 14:45:01 all 11.03 0.00 0.67 0.13 1.09 87.08 14:45:01 0 11.24 0.00 0.68 0.35 1.31 86.42 14:45:01 1 10.49 0.00 0.83 0.08 1.05 87.55 14:45:01 2 9.93 0.00 0.70 0.05 0.93 88.39 14:45:01 3 12.45 0.00 0.48 0.05 1.07 85.95 14:46:01 all 13.77 0.00 0.99 0.07 1.26 83.91 14:46:01 0 13.00 0.00 0.88 0.02 1.23 84.86 14:46:01 1 8.25 0.00 0.93 0.12 1.24 89.47 14:46:01 2 18.29 0.00 0.82 0.02 1.13 79.75 14:46:01 3 15.58 0.00 1.31 0.17 1.41 81.52 14:47:01 all 22.85 0.00 1.16 0.77 1.32 73.91 14:47:01 0 13.87 0.00 1.18 0.02 0.73 84.20 14:47:01 1 6.74 0.00 1.03 0.99 1.23 90.01 14:47:01 2 58.93 0.00 1.40 0.28 2.27 37.12 14:47:01 3 12.00 0.00 1.01 1.76 1.05 84.17 Average: all 18.71 0.00 1.14 1.10 1.43 77.61 Average: 0 14.51 0.00 1.06 0.66 1.15 82.62 Average: 1 15.27 0.00 1.15 0.85 1.45 81.29 Average: 2 27.85 0.00 1.19 1.71 1.53 67.73 Average: 3 17.23 0.00 1.18 1.21 1.58 78.80