---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7138 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: 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 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 573 12677 0 2789 15138 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:d3:14:0f brd ff:ff:ff:ff:ff:ff inet 10.30.106.143/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fed3:140f/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-7138) 07/08/26 _x86_64_ (4 CPU) 18:48:23 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 134.13 16.38 117.75 1251.12 31263.46 18:51:01 135.63 21.56 114.06 1195.40 16375.80 18:52:01 19.85 4.93 14.91 151.57 2553.17 18:53:01 46.88 4.25 42.63 163.04 12126.25 Average: 84.12 11.78 72.34 690.28 15579.67 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13769964 15596652 2655004 16.16 72896 1944492 726528 4.16 629404 1794788 214108 18:51:01 12507808 14685636 3917160 23.85 89520 2264960 1552192 8.88 1631388 2023312 61104 18:52:01 12193124 14387092 4231844 25.76 90040 2279944 1948452 11.15 1970684 1996492 2256 18:53:01 12978040 15499216 3446928 20.99 93952 2599404 793492 4.54 1000488 2175804 11388 Average: 12862234 15042149 3562734 21.69 86602 2272200 1255166 7.18 1307991 1997599 72214 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 181.59 136.31 1749.56 34.38 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 458.09 377.47 3666.12 84.19 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 315.56 179.39 163.46 69.34 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 249.14 184.85 388.08 1249.92 0.00 0.00 0.00 0.00 18:53:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 301.10 219.51 1491.80 359.46 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7138) 07/08/26 _x86_64_ (4 CPU) 18:48:23 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.06 0.00 1.32 2.10 0.05 81.47 18:50:01 0 20.81 0.00 1.69 0.85 0.05 76.60 18:50:01 1 12.82 0.00 1.74 3.77 0.07 81.61 18:50:01 2 9.71 0.00 0.98 1.17 0.03 88.10 18:50:01 3 16.90 0.00 0.85 2.64 0.05 79.56 18:51:01 all 36.84 0.00 2.20 0.54 0.09 60.33 18:51:01 0 33.61 0.00 1.67 0.18 0.08 64.46 18:51:01 1 37.38 0.00 1.71 0.74 0.10 60.07 18:51:01 2 42.80 0.00 3.08 1.17 0.08 52.86 18:51:01 3 33.60 0.00 2.35 0.03 0.08 63.93 18:52:01 all 74.25 0.00 2.17 0.08 0.11 23.39 18:52:01 0 79.96 0.00 1.92 0.03 0.12 17.97 18:52:01 1 75.44 0.00 2.41 0.05 0.12 21.99 18:52:01 2 61.86 0.00 2.59 0.23 0.10 35.22 18:52:01 3 79.76 0.00 1.74 0.02 0.12 18.37 18:53:01 all 35.21 0.00 2.18 0.68 0.08 61.85 18:53:01 0 41.67 0.00 2.67 0.47 0.08 55.11 18:53:01 1 29.09 0.00 1.76 1.24 0.05 67.86 18:53:01 2 41.57 0.00 1.88 0.12 0.08 56.35 18:53:01 3 28.46 0.00 2.42 0.89 0.07 68.16 Average: all 40.34 0.00 1.97 0.85 0.08 56.77 Average: 0 43.99 0.00 1.99 0.38 0.08 53.56 Average: 1 38.69 0.00 1.90 1.45 0.08 57.88 Average: 2 38.98 0.00 2.13 0.67 0.08 58.14 Average: 3 39.68 0.00 1.84 0.89 0.08 57.50