---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5123 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 7.6G 12G 40% / 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 487 5310 0 2178 7208 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:8a:69:7b brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe8a:697b/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-5123) 02/05/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 140.83 54.87 85.95 3613.80 40935.99 14:57:01 89.71 30.60 59.11 1712.52 9484.36 14:58:01 67.52 8.72 58.81 508.85 7368.77 14:59:01 25.30 1.70 23.60 80.39 4861.46 Average: 80.80 23.95 56.86 1477.91 15688.49 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5897160 7355540 2270260 27.80 39236 1597696 743500 8.07 655816 1446292 115496 14:57:01 5529524 7240312 2637896 32.30 58912 1814800 830364 9.01 779876 1657604 99716 14:58:01 5377156 7327740 2790264 34.16 66016 2041276 742780 8.06 815460 1763444 131716 14:59:01 5507772 7450460 2659648 32.56 68268 2030900 611956 6.64 696688 1751700 10688 Average: 5577903 7343513 2589517 31.71 58108 1871168 732150 7.94 736960 1654760 89404 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 466.97 263.22 1469.78 68.37 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 125.47 105.95 546.07 24.59 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 278.70 314.46 1464.06 52.42 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 61.97 67.39 29.62 602.49 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 233.73 188.10 878.77 187.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5123) 02/05/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.28 0.00 2.13 4.22 1.21 70.15 14:56:02 0 33.91 0.00 2.12 2.85 1.35 59.78 14:56:02 1 8.68 0.00 1.18 8.53 0.73 80.88 14:56:02 2 31.92 0.00 3.54 2.10 1.83 60.61 14:56:02 3 14.66 0.00 1.69 3.37 0.94 79.35 14:57:01 all 27.30 0.00 1.75 1.89 1.52 67.54 14:57:01 0 41.71 0.00 1.84 0.73 1.51 54.21 14:57:01 1 16.04 0.00 1.32 3.60 1.72 77.32 14:57:01 2 24.69 0.00 2.12 1.64 1.54 70.01 14:57:01 3 26.76 0.00 1.76 1.61 1.32 68.55 14:58:01 all 40.68 0.00 2.25 0.84 2.49 53.73 14:58:01 0 31.72 0.00 3.05 0.73 2.35 62.15 14:58:01 1 28.75 0.00 2.10 2.27 2.27 64.61 14:58:01 2 40.08 0.00 1.93 0.07 2.54 55.38 14:58:01 3 62.11 0.00 1.89 0.30 2.80 32.90 14:59:01 all 20.77 0.00 1.09 0.79 0.76 76.58 14:59:01 0 5.59 0.00 0.62 0.72 0.32 92.76 14:59:01 1 1.89 0.00 0.43 0.05 0.42 97.21 14:59:01 2 57.96 0.00 2.25 0.20 1.73 37.85 14:59:01 3 17.79 0.00 1.08 2.18 0.57 78.37 Average: all 27.77 0.00 1.81 1.94 1.50 66.99 Average: 0 28.18 0.00 1.91 1.26 1.38 67.28 Average: 1 13.82 0.00 1.26 3.61 1.28 80.04 Average: 2 38.72 0.00 2.46 1.00 1.92 55.91 Average: 3 30.39 0.00 1.61 1.86 1.41 64.74