---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-523 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 8.8G 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 577 12782 0 2680 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:91:42:8c brd ff:ff:ff:ff:ff:ff inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe91:428c/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-523) 03/08/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 137.55 15.88 121.68 1214.53 43572.41 18:51:01 134.59 24.15 110.45 1287.65 25592.53 18:52:01 13.51 2.43 11.08 67.19 2094.72 18:53:01 51.52 4.58 46.94 162.24 12592.17 Average: 84.30 11.76 72.54 682.92 20963.90 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13902776 15591760 2522192 15.36 74548 1808616 757332 4.33 635628 1659476 99224 18:51:01 12113896 14194964 4311072 26.25 87976 2172868 2265092 12.96 2135988 1915752 55096 18:52:01 12223428 14311768 4201540 25.58 88160 2180100 2260028 12.93 2046268 1896848 2660 18:53:01 13144960 15557680 3280008 19.97 92932 2495408 767044 4.39 961216 2054532 11292 Average: 12846265 14914043 3578703 21.79 85904 2164248 1512374 8.66 1444775 1881652 42068 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 18:50:01 ens3 156.88 142.19 1158.30 40.70 0.00 0.00 0.00 0.00 18:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:51:01 ens3 438.59 353.47 3740.83 62.19 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 18:52:01 ens3 289.79 164.94 78.41 72.41 0.00 0.00 0.00 0.00 18:53:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 18:53:01 ens3 197.37 154.47 375.96 1233.99 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 270.65 203.77 1338.37 352.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-523) 03/08/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 12.75 0.00 1.23 3.01 0.06 82.95 18:50:01 0 10.20 0.00 0.85 0.53 0.05 88.37 18:50:01 1 23.14 0.00 2.00 0.90 0.05 73.91 18:50:01 2 10.02 0.00 1.17 7.71 0.10 81.01 18:50:01 3 7.64 0.00 0.90 2.96 0.05 88.45 18:51:01 all 51.62 0.00 2.63 0.71 0.12 44.92 18:51:01 0 60.67 0.00 2.48 0.12 0.12 36.61 18:51:01 1 51.05 0.00 2.30 0.75 0.12 45.78 18:51:01 2 51.89 0.00 3.19 1.36 0.13 43.43 18:51:01 3 42.87 0.00 2.53 0.62 0.12 53.87 18:52:01 all 72.18 0.00 2.09 0.04 0.13 25.56 18:52:01 0 65.95 0.00 2.17 0.05 0.13 31.69 18:52:01 1 75.90 0.00 1.97 0.05 0.13 21.94 18:52:01 2 83.78 0.00 2.39 0.07 0.13 13.63 18:52:01 3 63.02 0.00 1.87 0.03 0.12 34.95 18:53:01 all 26.23 0.00 1.83 1.33 0.06 70.54 18:53:01 0 12.38 0.00 1.25 0.08 0.05 86.24 18:53:01 1 17.66 0.00 2.17 3.86 0.07 76.23 18:53:01 2 33.81 0.00 1.90 0.45 0.05 63.79 18:53:01 3 41.07 0.00 1.95 0.92 0.08 55.97 Average: all 40.67 0.00 1.94 1.28 0.09 56.01 Average: 0 37.28 0.00 1.69 0.20 0.09 60.75 Average: 1 41.91 0.00 2.11 1.39 0.09 54.49 Average: 2 44.86 0.00 2.16 2.39 0.10 50.48 Average: 3 38.64 0.00 1.82 1.13 0.09 58.32