---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5385 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 599 12656 0 2783 15112 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6d:7c:2b brd ff:ff:ff:ff:ff:ff inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe6d:7c2b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5385) 07/05/26 _x86_64_ (4 CPU) 18:48:22 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 132.24 16.08 116.16 1244.59 26285.35 18:51:01 144.03 23.88 120.15 1269.39 16520.05 18:52:01 17.32 2.63 14.68 80.67 2294.80 18:53:01 52.04 6.75 45.29 174.24 12570.84 Average: 86.41 12.34 74.07 692.25 14418.26 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13746068 15566612 2678892 16.31 72660 1938940 790124 4.52 656828 1789708 212804 18:51:01 11902368 14083420 4522592 27.53 89596 2267876 2386896 13.66 2242836 2012552 60060 18:52:01 11757436 13946800 4667524 28.42 89960 2275660 2410812 13.80 2408012 1992224 2720 18:53:01 12930208 15444832 3494752 21.28 94936 2592260 866308 4.96 1055012 2169116 10932 Average: 12584020 14760416 3840940 23.38 86788 2268684 1613535 9.23 1590672 1990900 71629 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 158.57 119.63 1696.87 25.83 0.00 0.00 0.00 0.00 18:50:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:51:01 ens3 503.32 412.01 3769.88 81.50 0.00 0.00 0.00 0.00 18:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 253.15 147.68 57.92 59.09 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 174.04 156.61 371.17 1233.86 0.00 0.00 0.00 0.00 18:53:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 272.27 208.99 1474.02 350.08 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5385) 07/05/26 _x86_64_ (4 CPU) 18:48:22 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 13.72 0.00 1.18 1.80 0.05 83.25 18:50:01 0 7.96 0.00 1.44 4.62 0.07 85.92 18:50:01 1 41.76 0.00 2.48 1.08 0.07 54.60 18:50:01 2 2.67 0.00 0.48 1.42 0.02 95.41 18:50:01 3 2.47 0.00 0.30 0.08 0.03 97.11 18:51:01 all 44.28 0.00 2.20 0.48 0.09 52.95 18:51:01 0 49.70 0.00 2.77 0.60 0.10 46.82 18:51:01 1 46.09 0.00 1.30 0.78 0.07 51.75 18:51:01 2 36.03 0.00 2.05 0.43 0.10 61.39 18:51:01 3 45.32 0.00 2.66 0.10 0.08 51.83 18:52:01 all 73.09 0.00 2.00 0.04 0.08 24.78 18:52:01 0 68.31 0.00 1.89 0.05 0.08 29.66 18:52:01 1 72.88 0.00 1.96 0.03 0.08 25.05 18:52:01 2 74.61 0.00 2.36 0.02 0.07 22.95 18:52:01 3 76.61 0.00 1.81 0.05 0.08 21.45 18:53:01 all 28.11 0.00 1.94 0.58 0.06 69.31 18:53:01 0 32.86 0.00 2.52 0.65 0.05 63.93 18:53:01 1 15.85 0.00 1.62 1.44 0.08 81.01 18:53:01 2 31.02 0.00 1.90 0.15 0.07 66.86 18:53:01 3 32.68 0.00 1.69 0.10 0.05 65.48 Average: all 39.80 0.00 1.83 0.73 0.07 57.58 Average: 0 39.71 0.00 2.16 1.48 0.08 56.58 Average: 1 44.16 0.00 1.84 0.84 0.08 53.09 Average: 2 36.06 0.00 1.70 0.51 0.06 61.67 Average: 3 39.26 0.00 1.61 0.08 0.06 58.98