---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11673 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 608 12656 0 2775 15104 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:c1:5f:f3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.19/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fec1:5ff3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11673) 08/12/26 _x86_64_ (4 CPU) 18:48:22 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 124.80 16.11 108.68 1245.79 20217.03 18:51:01 141.62 23.87 117.75 1267.87 16180.40 18:52:01 15.76 2.67 13.10 81.45 2311.48 18:53:01 28.90 3.28 25.61 147.98 11775.24 Average: 77.77 11.48 66.28 685.75 12620.89 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13742092 15556764 2682876 16.33 72164 1933668 783408 4.48 667344 1784520 203436 18:51:01 12052572 14227208 4372396 26.62 89184 2262032 2087180 11.94 2091736 2014344 61052 18:52:01 12041984 14224712 4382984 26.68 89488 2269596 2075824 11.88 2130980 1986484 2324 18:53:01 13018404 15524920 3406564 20.74 91716 2587032 793060 4.54 999516 2137484 8988 Average: 12713763 14883401 3711205 22.59 85638 2263082 1434868 8.21 1472394 1980708 68950 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 164.92 116.81 1653.12 26.56 0.00 0.00 0.00 0.00 18:50:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 18:51:01 ens3 449.02 369.08 3760.34 80.53 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 240.79 141.08 63.71 57.35 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 148.89 132.91 357.03 1223.34 0.00 0.00 0.00 0.00 18:53:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 250.90 189.96 1458.46 346.96 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 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-11673) 08/12/26 _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 14.21 0.00 1.30 1.65 0.05 82.79 18:50:01 0 8.16 0.00 0.80 0.48 0.03 90.52 18:50:01 1 26.01 0.00 1.40 0.32 0.05 72.23 18:50:01 2 16.94 0.00 1.72 1.65 0.03 79.66 18:50:01 3 5.70 0.00 1.29 4.15 0.07 88.80 18:51:01 all 42.70 0.00 2.32 0.46 0.10 54.42 18:51:01 0 40.80 0.00 2.30 0.13 0.10 56.67 18:51:01 1 39.90 0.00 1.79 0.35 0.10 57.86 18:51:01 2 46.25 0.00 3.32 1.09 0.10 49.25 18:51:01 3 43.86 0.00 1.87 0.25 0.10 53.91 18:52:01 all 72.92 0.00 2.09 0.05 0.11 24.83 18:52:01 0 57.16 0.00 2.29 0.03 0.12 40.40 18:52:01 1 81.33 0.00 1.90 0.02 0.13 16.62 18:52:01 2 77.42 0.00 2.16 0.10 0.12 20.21 18:52:01 3 75.74 0.00 2.01 0.07 0.12 22.06 18:53:01 all 33.34 0.00 2.18 0.32 0.07 64.09 18:53:01 0 53.69 0.00 3.05 0.08 0.10 43.07 18:53:01 1 17.90 0.00 1.27 0.02 0.07 80.74 18:53:01 2 25.57 0.00 2.80 1.10 0.05 70.48 18:53:01 3 36.18 0.00 1.62 0.03 0.07 62.09 Average: all 40.78 0.00 1.97 0.62 0.08 56.55 Average: 0 39.96 0.00 2.11 0.18 0.09 57.65 Average: 1 41.30 0.00 1.59 0.18 0.09 56.85 Average: 2 41.49 0.00 2.50 0.99 0.08 54.95 Average: 3 40.35 0.00 1.70 1.13 0.09 56.73