---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10051 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 8.7G 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 570 12933 0 2535 15148 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:11:9e:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.154/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fe11:9ebe/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-10051) 11/06/25 _x86_64_ (4 CPU) 07:13:41 LINUX RESTART (4 CPU) 07:14:01 tps rtps wtps bread/s bwrtn/s 07:15:02 209.10 46.84 162.26 2320.15 57426.56 07:16:01 129.94 12.34 117.61 851.52 17048.36 07:17:01 25.33 4.07 21.26 164.91 1465.76 Average: 121.41 21.13 100.28 1113.65 25359.73 07:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:15:02 13660356 15377432 2764612 16.83 72148 1837884 986900 5.65 851708 1681760 215060 07:16:01 12521436 14530412 3903532 23.77 79596 2112660 1737000 9.94 1792968 1858616 1828 07:17:01 13268296 15536092 3156672 19.22 81944 2365352 839236 4.80 931784 1967592 247296 Average: 13150029 15147979 3274939 19.94 77896 2105299 1187712 6.80 1192153 1835989 154728 07:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:15:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 07:15:02 ens3 164.07 114.51 1457.24 29.24 0.00 0.00 0.00 0.00 07:16:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:16:01 ens3 496.14 354.70 3031.73 76.34 0.00 0.00 0.00 0.00 07:17:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 07:17:01 ens3 431.44 220.10 439.10 94.03 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 363.15 229.07 1634.93 66.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10051) 11/06/25 _x86_64_ (4 CPU) 07:13:41 LINUX RESTART (4 CPU) 07:14:01 CPU %user %nice %system %iowait %steal %idle 07:15:02 all 24.24 0.00 1.55 2.82 0.06 71.32 07:15:02 0 14.97 0.00 1.03 0.78 0.05 83.16 07:15:02 1 16.02 0.00 1.27 8.20 0.08 74.42 07:15:02 2 53.89 0.00 2.94 1.65 0.08 41.44 07:15:02 3 12.19 0.00 0.99 0.71 0.03 86.08 07:16:01 all 68.74 0.00 2.47 0.41 0.10 28.28 07:16:01 0 68.50 0.00 2.74 0.77 0.09 27.91 07:16:01 1 72.96 0.00 1.90 0.29 0.12 24.72 07:16:01 2 76.03 0.00 2.40 0.39 0.10 21.08 07:16:01 3 57.56 0.00 2.78 0.20 0.12 39.34 07:17:01 all 58.40 0.00 2.41 0.10 0.10 39.00 07:17:01 0 60.41 0.00 2.00 0.25 0.10 37.24 07:17:01 1 56.51 0.00 2.40 0.05 0.08 40.96 07:17:01 2 54.47 0.00 1.89 0.02 0.10 43.52 07:17:01 3 62.20 0.00 3.34 0.10 0.08 34.28 Average: all 50.32 0.00 2.14 1.12 0.09 46.34 Average: 0 47.73 0.00 1.91 0.60 0.08 49.67 Average: 1 48.38 0.00 1.86 2.86 0.10 46.81 Average: 2 61.37 0.00 2.41 0.69 0.10 35.43 Average: 3 43.81 0.00 2.36 0.34 0.08 53.41