---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-269 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 466 5325 0 2183 7228 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:53:e4:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.121/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe53:e4e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-269) 05/07/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 142.63 56.11 86.52 3647.66 40801.75 12:49:01 87.19 30.55 56.63 1730.42 9269.07 12:50:01 65.77 8.83 56.94 510.58 7162.27 12:51:01 27.30 3.40 23.90 129.31 5010.23 Average: 80.69 24.70 55.99 1503.55 15587.15 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5976560 7413744 2190860 26.82 37904 1579000 703316 7.63 590840 1436972 94960 12:49:01 5615576 7323988 2551844 31.24 57904 1814332 784180 8.51 698224 1658828 101156 12:50:01 5482348 7423496 2685072 32.88 64876 2033520 671096 7.28 715228 1761988 113008 12:51:01 5448232 7396576 2719188 33.29 67460 2037768 680032 7.38 751260 1759784 10620 Average: 5630679 7389451 2536741 31.06 57036 1866155 709656 7.70 688888 1654393 79936 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 408.88 223.41 1521.01 64.56 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 87.04 85.53 484.39 20.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 324.90 361.94 1530.71 66.19 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 56.97 65.41 34.27 605.98 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 220.00 184.48 894.30 190.08 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-269) 05/07/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.66 0.00 2.50 4.22 0.92 70.70 12:48:02 0 18.77 0.00 1.69 6.16 0.94 72.44 12:48:02 1 12.95 0.00 1.25 3.71 0.55 81.53 12:48:02 2 28.88 0.00 2.18 5.03 0.95 62.96 12:48:02 3 26.08 0.00 4.90 1.96 1.24 65.81 12:49:01 all 25.66 0.00 1.73 1.70 1.18 69.73 12:49:01 0 29.75 0.00 2.01 1.63 1.14 65.47 12:49:01 1 26.08 0.00 1.68 0.93 1.39 69.93 12:49:01 2 24.69 0.00 1.78 4.17 1.14 68.22 12:49:01 3 22.15 0.00 1.44 0.07 1.02 75.32 12:50:01 all 43.38 0.00 2.52 0.68 2.63 50.79 12:50:01 0 49.50 0.00 3.15 1.65 2.70 43.00 12:50:01 1 43.84 0.00 1.87 0.37 2.36 51.56 12:50:01 2 42.75 0.00 2.00 0.22 2.42 52.62 12:50:01 3 37.39 0.00 3.08 0.50 3.05 55.98 12:51:01 all 20.33 0.00 1.03 0.80 0.61 77.21 12:51:01 0 3.90 0.00 0.60 0.97 0.25 94.28 12:51:01 1 39.44 0.00 1.24 0.33 0.97 58.02 12:51:01 2 7.08 0.00 0.85 0.62 0.38 91.07 12:51:01 3 30.93 0.00 1.45 1.30 0.85 65.47 Average: all 27.77 0.00 1.95 1.85 1.34 67.09 Average: 0 25.47 0.00 1.86 2.61 1.26 68.81 Average: 1 30.60 0.00 1.51 1.34 1.32 65.24 Average: 2 25.86 0.00 1.70 2.50 1.22 68.72 Average: 3 29.17 0.00 2.72 0.96 1.54 65.60