---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2778 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 476 5405 0 2093 7220 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:29:fe:df brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe29:fedf/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-2778) 01/08/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 150.59 65.31 85.29 4268.22 40800.15 19:15:01 74.99 13.05 61.94 315.47 10316.35 19:16:01 61.46 6.78 54.68 417.73 9882.71 19:17:01 22.00 0.37 21.63 33.86 1466.29 Average: 77.27 21.41 55.86 1262.73 15638.31 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5991784 7418472 2175636 26.64 37328 1568776 700500 7.60 583436 1426608 87952 19:15:01 5576008 7242872 2591412 31.73 58652 1771320 876532 9.51 782772 1611420 104536 19:16:01 5544732 7397920 2622688 32.11 63604 1948708 677372 7.35 706884 1710808 26828 19:17:01 5527892 7384644 2639528 32.32 65608 1949996 692364 7.51 722988 1709724 10024 Average: 5660104 7360977 2507316 30.70 56298 1809700 736692 7.99 699020 1614640 57335 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 486.60 286.15 1523.27 68.88 0.00 0.00 0.00 0.00 19:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 100.76 85.09 485.18 22.14 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 268.64 271.66 1208.59 562.63 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 11.98 12.68 9.39 6.11 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 217.49 164.23 807.97 165.55 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 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-2778) 01/08/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.18 0.00 2.55 4.78 0.92 69.57 19:14:02 0 30.37 0.00 2.24 3.68 1.10 62.61 19:14:02 1 30.84 0.00 2.02 4.54 1.10 61.50 19:14:02 2 19.43 0.00 4.20 5.37 0.84 70.17 19:14:02 3 8.08 0.00 1.76 5.55 0.60 84.01 19:15:01 all 26.89 0.00 1.63 1.42 1.17 68.90 19:15:01 0 52.39 0.00 2.97 0.59 1.73 42.31 19:15:01 1 21.44 0.00 1.37 1.00 1.17 75.02 19:15:01 2 17.85 0.00 0.56 0.02 1.02 80.56 19:15:01 3 15.89 0.00 1.61 4.05 0.76 77.68 19:16:01 all 34.62 0.00 1.77 0.77 1.73 61.12 19:16:01 0 19.80 0.00 1.73 0.68 1.60 76.19 19:16:01 1 62.78 0.00 2.14 1.39 2.19 31.51 19:16:01 2 32.18 0.00 1.33 0.22 1.60 64.68 19:16:01 3 23.73 0.00 1.87 0.80 1.57 72.02 19:17:01 all 21.68 0.00 0.87 0.63 0.61 76.20 19:17:01 0 5.15 0.00 0.60 0.82 0.30 93.14 19:17:01 1 5.05 0.00 0.55 0.77 0.17 93.47 19:17:01 2 55.87 0.00 1.33 0.87 1.42 40.52 19:17:01 3 20.70 0.00 1.00 0.03 0.57 77.70 Average: all 26.34 0.00 1.70 1.90 1.11 68.95 Average: 0 26.80 0.00 1.88 1.44 1.18 68.70 Average: 1 30.05 0.00 1.52 1.93 1.16 65.35 Average: 2 31.40 0.00 1.86 1.62 1.22 63.91 Average: 3 17.11 0.00 1.56 2.60 0.88 77.85