---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10581 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 460 5174 0 2340 7232 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:68:c3:ce brd ff:ff:ff:ff:ff:ff inet 10.32.6.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe68:c3ce/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-10581) 04/04/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 139.66 57.12 82.54 3656.06 40527.66 23:20:01 83.42 30.11 53.32 1664.38 9094.04 23:21:01 34.14 7.23 26.91 653.25 6554.88 23:22:01 13.46 4.10 9.37 152.77 3511.28 23:23:01 27.91 0.65 27.26 77.45 7736.58 Average: 59.72 19.84 39.88 1240.78 13484.51 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5980812 7399480 2186600 26.77 36960 1562136 723852 7.85 602196 1424980 84900 23:20:01 5682144 7375384 2485268 30.43 56696 1801388 754448 8.19 665728 1627532 101304 23:21:01 4741904 6634200 3425508 41.94 62392 1988236 1418684 15.39 1433948 1783380 93976 23:22:01 5382196 7474960 2785216 34.10 65948 2179628 613584 6.66 662952 1904456 187116 23:23:01 5285092 7395724 2882320 35.29 68660 2194880 700448 7.60 752244 1913016 17740 Average: 5414430 7255950 2752982 33.71 58131 1945254 842203 9.14 823414 1730673 97007 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 23:19:01 ens3 386.55 213.30 1423.30 65.47 0.00 0.00 0.00 0.00 23:20:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 23:20:01 ens3 50.97 39.57 446.96 10.42 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 23:21:01 ens3 195.05 171.19 2647.02 24.27 0.00 0.00 0.00 0.00 23:22:01 lo 122.15 122.15 36.63 36.63 0.00 0.00 0.00 0.00 23:22:01 ens3 118.83 105.78 1248.78 16.72 0.00 0.00 0.00 0.00 23:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 23:23:01 ens3 10.93 12.23 8.96 5.73 0.00 0.00 0.00 0.00 Average: lo 25.05 25.05 7.38 7.38 0.00 0.00 0.00 0.00 Average: ens3 152.46 108.41 1155.03 24.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10581) 04/04/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.28 0.00 2.69 4.81 3.14 68.07 23:19:01 0 15.26 0.00 1.43 1.38 2.22 79.72 23:19:01 1 26.59 0.00 5.27 5.98 3.72 58.44 23:19:01 2 34.99 0.00 2.73 5.72 3.70 52.86 23:19:01 3 8.28 0.00 1.34 6.15 2.91 81.33 23:20:01 all 21.00 0.00 1.57 2.64 2.93 71.86 23:20:01 0 8.00 0.00 0.69 1.04 1.67 88.59 23:20:01 1 9.62 0.00 1.01 5.27 2.47 81.62 23:20:01 2 31.42 0.00 2.34 2.16 4.10 59.98 23:20:01 3 34.92 0.00 2.23 2.07 3.44 57.34 23:21:01 all 28.51 0.00 1.25 0.76 5.37 64.11 23:21:01 0 27.01 0.00 1.40 1.65 5.53 64.41 23:21:01 1 30.70 0.00 0.73 0.12 4.97 63.49 23:21:01 2 26.22 0.00 1.38 0.87 5.14 66.39 23:21:01 3 30.10 0.00 1.48 0.39 5.87 62.16 23:22:01 all 39.45 0.00 1.56 0.22 7.30 51.46 23:22:01 0 38.30 0.00 1.76 0.15 7.09 52.70 23:22:01 1 42.87 0.00 1.39 0.05 7.68 48.01 23:22:01 2 42.99 0.00 1.26 0.34 7.06 48.35 23:22:01 3 33.65 0.00 1.84 0.36 7.36 56.78 23:23:01 all 20.37 0.00 1.06 0.96 1.66 75.95 23:23:01 0 24.85 0.00 0.95 1.91 1.69 70.59 23:23:01 1 9.11 0.00 0.95 0.05 0.86 89.03 23:23:01 2 43.86 0.00 1.73 0.94 2.95 50.52 23:23:01 3 3.48 0.00 0.62 0.96 1.10 93.85 Average: all 26.16 0.00 1.63 1.87 4.09 66.25 Average: 0 22.74 0.00 1.25 1.22 3.65 71.14 Average: 1 23.84 0.00 1.87 2.29 3.95 68.05 Average: 2 35.90 0.00 1.89 2.00 4.59 55.62 Average: 3 22.15 0.00 1.50 1.98 4.15 70.22