---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2658 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 474 5250 0 2250 7218 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:19:17:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe19:17e8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2658) 06/05/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 152.73 67.33 85.40 4290.97 40901.32 14:57:01 67.73 11.83 55.91 247.69 10102.56 14:58:01 100.37 27.18 73.19 1963.67 9316.45 14:59:01 25.99 3.47 22.53 135.02 5064.05 Average: 86.79 27.52 59.27 1665.29 16372.76 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5966556 7398032 2200856 26.95 37248 1574236 707104 7.67 602272 1434920 89780 14:57:01 5752308 7476600 2415104 29.57 58356 1827672 616044 6.68 532296 1682468 159736 14:58:01 5176292 7174844 2991120 36.62 66024 2086628 880864 9.56 956216 1817328 105912 14:59:01 5375868 7389136 2791544 34.18 69060 2098356 694140 7.53 755420 1820672 11124 Average: 5567756 7359653 2599656 31.83 57672 1896723 724538 7.86 711551 1688847 91638 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:56:02 ens3 462.58 256.48 1592.25 67.34 0.00 0.00 0.00 0.00 14:57:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 14:57:01 ens3 65.41 53.97 524.63 13.15 0.00 0.00 0.00 0.00 14:58:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 349.94 395.50 1590.92 68.85 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 52.57 64.08 30.54 603.38 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 233.33 193.09 936.29 188.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2658) 06/05/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.84 0.00 3.02 4.77 1.69 67.68 14:56:02 0 18.63 0.00 2.24 5.65 1.71 71.77 14:56:02 1 43.75 0.00 3.19 4.47 2.18 46.41 14:56:02 2 16.89 0.00 1.60 7.58 1.33 72.61 14:56:02 3 12.15 0.00 5.06 1.38 1.56 79.86 14:57:01 all 21.56 0.00 1.36 1.88 1.22 73.98 14:57:01 0 1.80 0.00 0.42 5.08 0.44 92.26 14:57:01 1 62.94 0.00 3.54 0.39 2.19 30.94 14:57:01 2 18.96 0.00 1.14 2.02 1.93 75.95 14:57:01 3 2.63 0.00 0.32 0.03 0.30 96.71 14:58:01 all 45.88 0.00 2.46 1.98 3.72 45.96 14:58:01 0 46.03 0.00 2.07 0.65 3.59 47.66 14:58:01 1 54.13 0.00 1.91 4.52 3.77 35.68 14:58:01 2 42.95 0.00 1.93 1.26 3.59 50.27 14:58:01 3 40.40 0.00 3.94 1.53 3.94 50.18 14:59:01 all 20.85 0.00 1.04 0.77 1.02 76.31 14:59:01 0 19.80 0.00 1.13 1.10 0.87 77.10 14:59:01 1 25.64 0.00 0.81 0.13 1.25 72.16 14:59:01 2 20.50 0.00 0.91 1.79 1.26 75.53 14:59:01 3 17.44 0.00 1.32 0.05 0.73 80.46 Average: all 27.82 0.00 1.97 2.35 1.92 65.94 Average: 0 21.68 0.00 1.47 3.11 1.66 72.08 Average: 1 46.54 0.00 2.36 2.39 2.35 46.37 Average: 2 24.86 0.00 1.40 3.16 2.03 68.55 Average: 3 18.21 0.00 2.67 0.75 1.64 76.73