---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2239 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: 2799.998 BogoMIPS: 5599.99 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 465 5415 0 2094 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:c4:b1:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fec4:b13d/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-2239) 05/03/26 _x86_64_ (4 CPU) 19:13:03 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 67.06 12.20 54.87 289.64 8975.41 19:16:01 59.74 6.40 53.34 400.07 7472.89 19:17:01 26.06 3.05 23.01 123.45 4517.38 Average: 50.96 7.22 43.74 271.05 6988.67 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5804684 7464004 2362736 28.93 56812 1767140 826760 8.97 552352 1618160 122944 19:16:01 5520088 7377252 2647332 32.41 62496 1954792 714836 7.76 723732 1720640 111228 19:17:01 5563140 7422664 2604280 31.89 64420 1954400 673568 7.31 686080 1714276 9596 Average: 5629304 7421307 2538116 31.08 61243 1892111 738388 8.01 654055 1684359 81256 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 92.52 68.76 823.08 16.28 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 234.11 255.94 1234.41 43.77 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 49.53 55.59 29.93 528.16 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 125.38 126.76 695.81 196.06 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2239) 05/03/26 _x86_64_ (4 CPU) 19:13:03 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 20.67 0.00 1.50 1.92 1.50 74.40 19:15:01 0 3.52 0.00 0.40 0.55 0.62 94.91 19:15:01 1 16.88 0.00 1.56 0.98 1.61 78.97 19:15:01 2 33.80 0.00 2.04 0.56 2.17 61.43 19:15:01 3 28.48 0.00 2.01 5.58 1.61 62.32 19:16:01 all 39.72 0.00 2.15 0.99 4.36 52.78 19:16:01 0 37.91 0.00 1.45 0.31 3.99 56.34 19:16:01 1 36.77 0.00 2.47 1.04 4.24 55.48 19:16:01 2 48.55 0.00 2.71 1.60 5.22 41.93 19:16:01 3 35.66 0.00 2.01 0.98 4.00 57.36 19:17:01 all 20.17 0.00 1.21 0.88 1.30 76.44 19:17:01 0 11.33 0.00 0.60 0.08 1.00 86.99 19:17:01 1 23.89 0.00 1.63 2.10 1.26 71.12 19:17:01 2 31.30 0.00 1.65 0.90 1.76 64.39 19:17:01 3 14.17 0.00 0.95 0.42 1.18 83.28 Average: all 26.89 0.00 1.62 1.26 2.39 67.84 Average: 0 17.67 0.00 0.82 0.31 1.88 79.32 Average: 1 25.88 0.00 1.89 1.37 2.38 68.49 Average: 2 37.90 0.00 2.13 1.02 3.05 55.89 Average: 3 26.11 0.00 1.66 2.32 2.26 67.65