---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2004 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 7.7G 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 458 5174 0 2343 7234 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:10:6f:67 brd ff:ff:ff:ff:ff:ff inet 10.32.7.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85874sec preferred_lft 85874sec inet6 fe80::f816:3eff:fe10:6f67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2004) 08/02/25 _x86_64_ (4 CPU) 20:22:57 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 170.79 91.63 79.15 5103.82 40266.24 20:25:01 55.84 0.22 55.62 27.11 9235.99 20:26:01 65.37 29.69 35.68 1628.79 6847.78 20:27:01 8.70 0.02 8.68 0.13 327.41 20:28:01 35.11 7.80 27.31 653.22 3608.60 20:29:01 6.43 2.68 3.75 72.25 222.36 20:30:01 13.40 0.22 13.18 3.47 1363.91 20:31:01 36.39 4.23 32.16 185.04 6537.44 Average: 48.99 17.10 31.89 961.20 8549.72 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 6048620 7439120 2118800 25.94 35820 1535372 692888 7.52 562212 1396084 68464 20:25:01 5798164 7417500 2369256 29.01 53804 1733096 686832 7.45 596848 1585800 106644 20:26:01 5551168 7301484 2616252 32.03 58832 1854240 803984 8.72 721272 1699100 1736 20:27:01 5532768 7290216 2634652 32.26 60628 1858728 803984 8.72 734068 1702856 2196 20:28:01 4556928 6438744 3610492 44.21 63404 1976560 1605944 17.43 1610816 1790724 5208 20:29:01 4364304 6248668 3803116 46.56 63504 1978828 1776868 19.28 1809284 1782716 216 20:30:01 4584812 6579432 3582608 43.86 65360 2084432 1395756 15.14 1549828 1817440 71712 20:31:01 5333944 7441144 2833476 34.69 69032 2191060 656100 7.12 716128 1901364 25300 Average: 5221338 7019538 2946082 36.07 58798 1901540 1052794 11.42 1037557 1709510 35184 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 20:24:02 ens3 431.91 224.98 1215.49 64.71 0.00 0.00 0.00 0.00 20:25:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 20:25:01 ens3 42.74 32.16 558.53 4.39 0.00 0.00 0.00 0.00 20:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:26:01 ens3 128.17 118.82 949.32 27.03 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 59.46 84.59 65.44 13.65 0.00 0.00 0.00 0.00 20:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:28:01 ens3 238.19 267.91 1596.06 39.61 0.00 0.00 0.00 0.00 20:29:01 lo 10.70 10.70 3.95 3.95 0.00 0.00 0.00 0.00 20:29:01 ens3 1.77 1.55 1.49 1.09 0.00 0.00 0.00 0.00 20:30:01 lo 18.73 18.73 3.94 3.94 0.00 0.00 0.00 0.00 20:30:01 ens3 106.48 124.11 611.26 23.74 0.00 0.00 0.00 0.00 20:31:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 20:31:01 ens3 126.13 131.14 517.37 35.58 0.00 0.00 0.00 0.00 Average: lo 4.32 4.32 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 142.06 123.35 689.65 26.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2004) 08/02/25 _x86_64_ (4 CPU) 20:22:57 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 20.67 0.00 2.83 6.47 3.23 66.81 20:24:02 0 25.53 0.00 1.76 2.97 2.74 67.00 20:24:02 1 12.80 0.00 3.74 5.21 2.46 75.79 20:24:02 2 10.86 0.00 1.79 7.55 3.73 76.06 20:24:02 3 33.55 0.00 4.04 10.11 3.99 48.32 20:25:01 all 19.24 0.00 1.22 2.57 2.11 74.86 20:25:01 0 19.89 0.00 1.22 0.35 2.06 76.48 20:25:01 1 34.58 0.00 1.75 0.59 1.88 61.20 20:25:01 2 7.10 0.00 0.84 3.64 1.56 86.86 20:25:01 3 15.56 0.00 1.08 5.67 2.91 74.79 20:26:01 all 15.22 0.00 0.90 1.86 2.88 79.16 20:26:01 0 13.54 0.00 0.63 2.11 2.34 81.38 20:26:01 1 12.23 0.00 0.79 1.85 3.39 81.74 20:26:01 2 20.32 0.00 1.46 2.91 3.19 72.12 20:26:01 3 14.77 0.00 0.73 0.53 2.56 81.42 20:27:01 all 4.45 0.00 0.31 0.03 1.87 93.35 20:27:01 0 3.98 0.00 0.64 0.02 2.04 93.33 20:27:01 1 8.44 0.00 0.11 0.02 2.04 89.39 20:27:01 2 2.68 0.00 0.18 0.13 1.22 95.79 20:27:01 3 2.69 0.00 0.28 0.00 2.18 94.85 20:28:01 all 31.19 0.00 1.42 0.57 4.54 62.29 20:28:01 0 30.71 0.00 1.15 0.53 4.10 63.50 20:28:01 1 32.74 0.00 1.25 0.48 4.20 61.34 20:28:01 2 25.56 0.00 1.36 0.49 4.42 68.17 20:28:01 3 35.74 0.00 1.90 0.75 5.44 56.17 20:29:01 all 13.47 0.00 0.55 0.18 2.90 82.91 20:29:01 0 13.24 0.00 0.58 0.10 2.78 83.30 20:29:01 1 14.80 0.00 0.53 0.16 2.99 81.52 20:29:01 2 11.47 0.00 0.56 0.13 3.05 84.79 20:29:01 3 14.34 0.00 0.53 0.35 2.73 82.05 20:30:01 all 11.15 0.00 0.85 0.03 2.78 85.19 20:30:01 0 15.30 0.00 0.55 0.00 2.46 81.70 20:30:01 1 9.33 0.00 0.72 0.03 3.08 86.84 20:30:01 2 10.62 0.00 0.92 0.08 2.79 85.59 20:30:01 3 9.39 0.00 1.22 0.00 2.80 86.59 20:31:01 all 23.35 0.00 1.22 0.96 2.51 71.95 20:31:01 0 17.21 0.00 0.73 0.05 1.43 80.58 20:31:01 1 37.10 0.00 1.64 0.23 2.41 58.62 20:31:01 2 27.93 0.00 1.21 2.48 2.13 66.25 20:31:01 3 11.31 0.00 1.30 1.07 4.05 82.26 Average: all 17.34 0.00 1.16 1.58 2.85 77.06 Average: 0 17.42 0.00 0.91 0.77 2.50 78.41 Average: 1 20.19 0.00 1.31 1.07 2.81 74.62 Average: 2 14.58 0.00 1.04 2.18 2.77 79.42 Average: 3 17.17 0.00 1.38 2.31 3.33 75.80