---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2110 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 471 5361 0 2143 7225 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:f4:ce:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fef4:ced4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2110) 05/02/26 _x86_64_ (4 CPU) 10:25:59 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 192.48 107.90 84.59 5391.23 40931.19 10:28:01 70.07 12.69 57.38 269.51 9230.98 10:29:01 64.30 6.47 57.83 460.27 9209.60 Average: 109.17 42.52 66.65 2050.32 19850.17 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5998192 7424704 2169228 26.56 37000 1569232 689276 7.48 574152 1430492 87016 10:28:01 5599760 7263388 2567660 31.44 57608 1769828 866740 9.40 756136 1613504 97580 10:29:01 5531336 7434644 2636084 32.28 63908 1997352 652064 7.08 641248 1786580 86036 Average: 5709763 7374245 2457657 30.09 52839 1778804 736027 7.99 657179 1610192 90211 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 ens3 395.10 220.16 1549.82 65.80 0.00 0.00 0.00 0.00 10:27:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 10:28:01 ens3 92.97 80.94 509.79 17.72 0.00 0.00 0.00 0.00 10:28:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 10:29:01 ens3 342.45 331.40 2440.51 57.59 0.00 0.00 0.00 0.00 10:29:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 277.86 211.55 1505.52 47.20 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2110) 05/02/26 _x86_64_ (4 CPU) 10:25:59 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 22.07 0.00 2.65 6.68 1.31 67.28 10:27:02 0 36.00 0.00 2.47 4.89 1.44 55.20 10:27:02 1 15.64 0.00 1.25 3.12 0.85 79.13 10:27:02 2 24.80 0.00 2.25 12.03 1.52 59.40 10:27:02 3 11.87 0.00 4.63 6.67 1.45 75.38 10:28:01 all 26.27 0.00 1.44 1.67 1.33 69.29 10:28:01 0 12.29 0.00 0.81 0.15 0.88 85.86 10:28:01 1 46.99 0.00 2.07 0.95 1.78 48.21 10:28:01 2 17.46 0.00 0.90 4.23 0.98 76.43 10:28:01 3 28.34 0.00 1.98 1.38 1.67 66.63 10:29:01 all 33.95 0.00 1.87 1.15 2.01 61.01 10:29:01 0 30.34 0.00 1.19 0.03 1.81 66.62 10:29:01 1 51.08 0.00 2.33 2.33 2.38 41.88 10:29:01 2 26.48 0.00 1.76 0.96 1.99 68.80 10:29:01 3 27.95 0.00 2.18 1.28 1.88 66.72 Average: all 27.45 0.00 1.99 3.17 1.55 65.84 Average: 0 26.28 0.00 1.49 1.70 1.38 69.15 Average: 1 37.87 0.00 1.88 2.14 1.67 56.43 Average: 2 22.95 0.00 1.64 5.74 1.50 68.17 Average: 3 22.71 0.00 2.93 3.11 1.66 69.58