---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1919 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 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 477 5243 0 2255 7215 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:2d:c7:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe2d:c751/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1919) 05/27/26 _x86_64_ (4 CPU) 12:46:42 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:03 12.95 0.33 12.61 58.79 287.70 12:49:01 138.14 64.05 74.10 4343.61 40818.89 12:50:01 58.68 0.18 58.50 22.00 9670.53 12:51:01 104.78 35.64 69.14 2105.12 9663.46 12:52:01 33.81 6.51 27.29 215.93 5215.33 Average: 69.21 21.06 48.15 1329.10 12946.18 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:03 7712200 7727896 455220 5.57 20944 199292 368076 4.51 214624 134676 232 12:49:01 6072504 7453132 2094916 25.65 34788 1526764 671580 7.29 546728 1388984 63804 12:50:01 5693188 7388444 2474232 30.29 55108 1804780 722932 7.84 626936 1654240 156760 12:51:01 5227124 7107680 2940296 36.00 65156 1971412 1120024 12.15 955636 1772364 10320 12:52:01 5393664 7411560 2773756 33.96 68676 2103084 694652 7.54 734536 1824632 26344 Average: 6019736 7417742 2147684 26.30 48934 1521066 715453 7.76 615692 1354979 51492 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:03 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 12:48:03 ens3 9.80 7.70 10.09 1.69 0.00 0.00 0.00 0.00 12:49:01 lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 413.29 223.08 1185.26 65.94 0.00 0.00 0.00 0.00 12:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 72.67 56.97 791.05 6.39 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 297.45 330.44 1458.60 62.16 0.00 0.00 0.00 0.00 12:52:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 12:52:01 ens3 130.69 146.65 324.98 628.60 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 183.26 152.50 751.10 153.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1919) 05/27/26 _x86_64_ (4 CPU) 12:46:42 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:03 all 0.20 0.00 0.19 0.37 0.26 98.99 12:48:03 0 0.07 0.00 0.15 0.43 0.28 99.07 12:48:03 1 0.48 0.00 0.27 0.02 0.32 98.92 12:48:03 2 0.20 0.00 0.30 1.00 0.25 98.25 12:48:03 3 0.02 0.00 0.05 0.00 0.17 99.77 12:49:01 all 18.13 0.00 2.55 4.61 2.10 72.62 12:49:01 0 7.56 0.00 1.34 6.51 1.53 83.06 12:49:01 1 10.19 0.00 1.62 2.51 2.24 83.44 12:49:01 2 27.82 0.00 5.19 5.98 2.69 58.31 12:49:01 3 26.92 0.00 2.06 3.45 1.94 65.62 12:50:01 all 20.01 0.00 1.19 2.09 1.10 75.61 12:50:01 0 0.13 0.00 0.03 0.00 0.12 99.72 12:50:01 1 11.80 0.00 1.08 6.56 1.17 79.39 12:50:01 2 63.08 0.00 3.13 0.80 2.73 30.26 12:50:01 3 5.19 0.00 0.50 0.92 0.37 93.03 12:51:01 all 38.44 0.00 2.47 1.80 4.37 52.92 12:51:01 0 36.14 0.00 2.40 0.46 4.11 56.89 12:51:01 1 35.92 0.00 1.90 2.06 4.11 56.00 12:51:01 2 40.11 0.00 3.27 2.09 5.16 49.37 12:51:01 3 41.59 0.00 2.31 2.59 4.08 49.43 12:52:01 all 25.90 0.00 1.47 0.97 1.69 69.98 12:52:01 0 35.67 0.00 1.66 0.37 1.91 60.39 12:52:01 1 14.03 0.00 0.95 1.88 1.46 81.69 12:52:01 2 17.23 0.00 1.76 1.53 1.59 77.90 12:52:01 3 36.71 0.00 1.50 0.12 1.78 59.90 Average: all 20.59 0.00 1.57 1.95 1.90 73.98 Average: 0 16.03 0.00 1.12 1.52 1.60 79.73 Average: 1 14.53 0.00 1.16 2.62 1.86 79.83 Average: 2 29.72 0.00 2.72 2.26 2.49 62.81 Average: 3 22.11 0.00 1.28 1.40 1.67 73.54