---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7306 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 452 5072 0 2450 7236 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:bf:06:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:febf:6cd/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-7306) 08/01/26 _x86_64_ (4 CPU) 23:17:48 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 120.46 54.08 66.38 3562.28 6367.23 23:20:01 67.92 20.78 47.14 1338.31 8922.65 23:21:01 52.98 16.01 36.97 955.15 9190.00 23:22:01 12.55 4.00 8.55 141.02 3497.50 23:23:01 34.41 1.23 33.17 98.63 8417.59 Average: 57.66 19.22 38.44 1219.07 7278.94 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5945460 7412252 2221952 27.21 39140 1605980 712336 7.73 597248 1457460 94132 23:20:01 5675612 7439956 2491800 30.51 58296 1867472 822284 8.92 593084 1697468 156776 23:21:01 4627164 6627724 3540248 43.35 64080 2090912 1567480 17.01 1432268 1889700 98384 23:22:01 4643904 6775892 3523508 43.14 67068 2215284 1250124 13.56 1345164 1950528 123080 23:23:01 5189564 7403244 2977848 36.46 70428 2292368 705632 7.66 739660 2010308 10596 Average: 5216341 7131814 2951071 36.13 59802 2014403 1011571 10.98 941485 1801093 96594 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 449.10 238.72 1474.85 65.76 0.00 0.00 0.00 0.00 23:19:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 23:20:01 ens3 65.67 53.44 521.60 11.63 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 219.31 211.66 3107.23 27.22 0.00 0.00 0.00 0.00 23:21:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 94.22 90.22 1017.23 12.15 0.00 0.00 0.00 0.00 23:22:01 lo 121.13 121.13 36.45 36.45 0.00 0.00 0.00 0.00 23:23:01 ens3 49.48 43.47 244.42 12.41 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 Average: ens3 175.56 127.51 1273.09 25.83 0.00 0.00 0.00 0.00 Average: lo 24.85 24.85 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7306) 08/01/26 _x86_64_ (4 CPU) 23:17:48 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 23.81 0.00 1.71 3.57 1.18 69.73 23:19:01 0 33.81 0.00 2.74 9.98 1.37 52.10 23:19:01 1 20.26 0.00 1.13 1.18 0.95 76.48 23:19:01 2 32.20 0.00 1.75 1.53 1.42 63.11 23:19:01 3 8.97 0.00 1.23 1.58 0.98 87.23 23:20:01 all 21.99 0.00 1.53 1.65 1.04 73.80 23:20:01 0 11.70 0.00 1.32 2.46 0.63 83.88 23:20:01 1 39.53 0.00 2.05 0.53 1.17 56.72 23:20:01 2 33.53 0.00 2.18 0.82 1.18 62.29 23:20:01 3 3.34 0.00 0.58 2.78 1.17 92.12 23:21:01 all 29.61 0.00 1.39 1.50 1.87 65.64 23:21:01 0 26.81 0.00 1.32 3.59 1.78 66.50 23:21:01 1 39.84 0.00 0.90 1.57 2.08 55.61 23:21:01 2 26.66 0.00 1.92 0.28 1.67 69.46 23:21:01 3 25.14 0.00 1.40 0.58 1.92 70.97 23:22:01 all 45.46 0.00 1.63 0.19 2.90 49.82 23:22:01 0 46.16 0.00 1.61 0.07 3.04 49.13 23:22:01 1 45.04 0.00 1.88 0.25 2.80 50.03 23:22:01 2 45.03 0.00 1.41 0.07 2.89 50.61 23:22:01 3 45.60 0.00 1.60 0.37 2.93 49.51 23:23:01 all 21.83 0.00 1.18 0.87 0.94 75.19 23:23:01 0 28.37 0.00 1.61 2.18 1.38 66.46 23:23:01 1 4.53 0.00 0.48 0.03 0.28 94.67 23:23:01 2 41.68 0.00 1.40 0.12 1.45 55.36 23:23:01 3 12.71 0.00 1.23 1.13 0.62 84.31 Average: all 28.54 0.00 1.49 1.55 1.59 66.83 Average: 0 29.38 0.00 1.72 3.65 1.64 63.61 Average: 1 29.84 0.00 1.29 0.71 1.46 66.71 Average: 2 35.83 0.00 1.73 0.56 1.72 60.15 Average: 3 19.15 0.00 1.21 1.29 1.52 76.82