---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9919 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 7.7G 12G 41% / 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 5168 0 2337 7223 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:d8:d4:0a brd ff:ff:ff:ff:ff:ff inet 10.32.6.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fed8:d40a/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-9919) 09/04/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 137.73 67.38 70.35 4104.88 39743.61 07:07:01 57.22 0.17 57.05 21.15 10058.56 07:08:01 74.22 33.19 41.02 2087.54 9336.31 07:09:01 28.96 6.93 22.03 256.05 8642.45 07:10:01 20.31 0.27 20.05 23.73 1411.36 Average: 63.71 21.66 42.05 1303.13 13852.08 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6054048 7438896 2113372 25.88 35476 1530344 681456 7.39 562068 1392496 67212 07:07:01 5784156 7398500 2383264 29.18 53608 1730124 710904 7.71 612092 1588312 74812 07:08:01 5327124 7266372 2840296 34.78 64376 2030544 822480 8.92 793448 1836200 95196 07:09:01 5309508 7411828 2857912 34.99 67292 2187956 672864 7.30 741992 1900816 25648 07:10:01 5306764 7411736 2860656 35.03 69056 2188796 684972 7.43 753524 1891436 8560 Average: 5556320 7385466 2611100 31.97 57962 1933553 714535 7.75 692625 1721852 54286 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 274.86 159.29 1162.96 59.22 0.00 0.00 0.00 0.00 07:06:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:07:01 ens3 30.18 26.09 702.44 4.06 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 143.50 123.35 1875.50 27.95 0.00 0.00 0.00 0.00 07:08:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 81.39 88.42 472.70 675.86 0.00 0.00 0.00 0.00 07:09:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:10:01 ens3 13.48 12.81 10.24 6.10 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 108.96 82.19 845.35 155.14 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9919) 09/04/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.13 0.00 2.87 5.49 3.55 67.96 07:06:02 0 23.46 0.00 2.10 8.51 3.83 62.10 07:06:02 1 21.02 0.00 5.54 4.05 3.11 66.29 07:06:02 2 25.38 0.00 2.33 7.26 4.13 60.90 07:06:02 3 10.63 0.00 1.50 2.14 3.13 82.59 07:07:01 all 18.50 0.00 1.17 2.69 1.83 75.81 07:07:01 0 23.92 0.00 1.37 4.47 2.13 68.12 07:07:01 1 3.20 0.00 0.25 0.03 0.61 95.90 07:07:01 2 14.83 0.00 1.40 5.61 1.85 76.31 07:07:01 3 31.95 0.00 1.63 0.61 2.71 63.10 07:08:01 all 27.30 0.00 2.05 2.28 8.08 60.28 07:08:01 0 23.56 0.00 1.87 2.22 7.87 64.49 07:08:01 1 19.66 0.00 1.76 2.77 7.06 68.74 07:08:01 2 32.07 0.00 2.29 2.85 8.35 54.43 07:08:01 3 33.87 0.00 2.30 1.27 9.06 53.49 07:09:01 all 25.57 0.00 1.42 1.39 5.41 66.21 07:09:01 0 17.96 0.00 1.05 2.68 4.35 73.97 07:09:01 1 17.53 0.00 1.42 0.99 4.97 75.08 07:09:01 2 45.92 0.00 2.10 1.38 7.02 43.59 07:09:01 3 20.75 0.00 1.08 0.52 5.28 72.37 07:10:01 all 19.45 0.00 0.86 1.03 2.52 76.14 07:10:01 0 0.56 0.00 0.31 0.02 0.81 98.29 07:10:01 1 5.28 0.00 0.54 0.07 2.65 91.47 07:10:01 2 57.06 0.00 1.63 3.86 4.47 32.99 07:10:01 3 14.80 0.00 0.96 0.20 2.13 81.92 Average: all 22.24 0.00 1.67 2.57 4.31 69.20 Average: 0 17.91 0.00 1.34 3.57 3.83 73.36 Average: 1 13.41 0.00 1.90 1.59 3.71 79.38 Average: 2 35.16 0.00 1.95 4.17 5.20 53.51 Average: 3 22.41 0.00 1.50 0.95 4.49 70.64