---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2844 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 469 5413 0 2093 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:7d:64:bc brd ff:ff:ff:ff:ff:ff inet 10.32.7.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe7d:64bc/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-2844) 01/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 150.42 63.91 86.50 4235.92 40849.20 19:15:01 72.04 13.01 59.02 314.12 9723.23 19:16:01 62.37 6.73 55.64 417.26 9881.15 19:17:01 21.63 0.37 21.26 33.86 1432.03 Average: 76.64 21.04 55.60 1254.33 15496.51 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5973680 7405260 2193732 26.86 37872 1573024 704124 7.64 597492 1430120 92768 19:15:01 5599708 7265140 2567704 31.44 58360 1770520 876040 9.51 757636 1611264 105504 19:16:01 5564712 7417804 2602700 31.87 63412 1948804 665108 7.22 683020 1711668 26864 19:17:01 5560828 7417412 2606584 31.91 65476 1949988 665484 7.22 687724 1710240 10624 Average: 5674732 7376404 2492680 30.52 56280 1810584 727689 7.90 681468 1615823 58940 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 479.72 278.22 1474.25 68.29 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 106.46 79.44 480.93 21.07 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 287.34 278.82 1220.31 560.87 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.06 12.65 9.38 6.12 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 221.89 162.64 797.56 164.68 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 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-2844) 01/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.90 0.00 2.51 4.64 1.00 69.96 19:14:02 0 26.94 0.00 2.17 3.02 1.13 66.73 19:14:02 1 12.34 0.00 2.61 5.91 0.75 78.39 19:14:02 2 14.84 0.00 3.22 7.95 0.82 73.17 19:14:02 3 33.46 0.00 2.04 1.68 1.27 61.55 19:15:01 all 26.76 0.00 1.56 1.51 1.17 69.00 19:15:01 0 16.42 0.00 0.97 0.66 0.92 81.03 19:15:01 1 23.01 0.00 0.96 0.10 1.29 74.64 19:15:01 2 29.10 0.00 1.76 4.03 1.14 63.97 19:15:01 3 38.52 0.00 2.56 1.27 1.32 56.32 19:16:01 all 35.50 0.00 1.80 0.89 1.84 59.97 19:16:01 0 38.62 0.00 2.17 1.47 1.90 55.83 19:16:01 1 26.03 0.00 1.10 0.15 1.51 71.21 19:16:01 2 43.62 0.00 1.86 1.66 2.09 50.76 19:16:01 3 33.73 0.00 2.08 0.28 1.85 62.05 19:17:01 all 21.64 0.00 0.87 0.61 0.58 76.29 19:17:01 0 25.62 0.00 0.82 0.03 0.70 72.83 19:17:01 1 54.63 0.00 1.57 0.17 1.18 42.45 19:17:01 2 5.11 0.00 0.85 2.20 0.28 91.55 19:17:01 3 1.26 0.00 0.23 0.03 0.15 98.32 Average: all 26.45 0.00 1.69 1.91 1.15 68.80 Average: 0 26.95 0.00 1.53 1.30 1.16 69.06 Average: 1 29.03 0.00 1.56 1.58 1.18 66.64 Average: 2 23.16 0.00 1.92 3.96 1.08 69.88 Average: 3 26.68 0.00 1.72 0.82 1.15 69.64