---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3882 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 603 12794 0 2642 15112 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:1d:5c:6d brd ff:ff:ff:ff:ff:ff inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe1d:5c6d/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-3882) 01/07/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 131.38 19.55 111.83 1255.79 22606.23 18:51:01 144.99 23.86 121.13 1269.39 25906.35 18:52:01 21.56 2.60 18.96 77.45 13774.77 18:53:01 52.64 2.93 49.71 113.85 23518.88 Average: 87.64 12.24 75.41 679.12 21451.56 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13876688 15563248 2548280 15.51 71284 1809756 763876 4.37 660584 1660848 140928 18:51:01 12320236 14362992 4104732 24.99 88264 2134304 2068804 11.84 1964220 1880416 54032 18:52:01 12451824 14502476 3973144 24.19 88596 2141872 2075808 11.88 1855060 1859144 2540 18:53:01 13104896 15476240 3320072 20.21 92496 2455060 848116 4.85 1015448 2041472 8100 Average: 12938411 14976239 3486557 21.23 85160 2135248 1439151 8.24 1373828 1860470 51400 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 121.75 98.93 1193.97 24.64 0.00 0.00 0.00 0.00 18:50:01 lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 18:51:01 ens3 479.47 417.28 3736.39 78.50 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 353.61 233.11 116.37 101.07 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 180.55 142.94 373.14 44.79 0.00 0.00 0.00 0.00 18:53:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 283.84 223.07 1354.97 62.25 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 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-3882) 01/07/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.14 0.00 1.30 2.94 0.07 79.56 18:50:01 0 2.97 0.00 0.95 4.73 0.05 91.30 18:50:01 1 29.85 0.00 2.15 3.12 0.10 64.78 18:50:01 2 13.54 0.00 0.67 0.37 0.10 85.32 18:50:01 3 18.16 0.00 1.44 3.51 0.03 76.85 18:51:01 all 42.16 0.00 2.28 1.79 0.10 53.66 18:51:01 0 46.48 0.00 1.32 0.77 0.10 51.34 18:51:01 1 36.56 0.00 2.71 2.31 0.10 58.32 18:51:01 2 45.85 0.00 2.68 1.82 0.10 49.55 18:51:01 3 39.73 0.00 2.41 2.29 0.10 55.46 18:52:01 all 71.34 0.00 2.17 0.57 0.12 25.81 18:52:01 0 74.89 0.00 2.44 0.42 0.12 22.13 18:52:01 1 71.60 0.00 1.87 1.09 0.13 25.31 18:52:01 2 69.23 0.00 2.04 0.18 0.12 28.42 18:52:01 3 69.61 0.00 2.35 0.55 0.12 27.37 18:53:01 all 29.52 0.00 1.70 4.83 0.07 63.87 18:53:01 0 39.88 0.00 2.23 1.08 0.10 56.70 18:53:01 1 17.21 0.00 1.61 11.04 0.08 70.05 18:53:01 2 17.96 0.00 1.19 5.06 0.03 75.76 18:53:01 3 43.05 0.00 1.77 2.12 0.07 53.00 Average: all 39.77 0.00 1.86 2.53 0.09 55.74 Average: 0 41.04 0.00 1.74 1.75 0.09 55.38 Average: 1 38.75 0.00 2.08 4.40 0.10 54.66 Average: 2 36.64 0.00 1.65 1.86 0.09 59.76 Average: 3 42.62 0.00 1.99 2.12 0.08 53.19