---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10800 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 547 12384 0 3108 15162 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:df:bb:92 brd ff:ff:ff:ff:ff:ff inet 10.30.107.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fedf:bb92/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10800) 01/09/24 _x86_64_ (4 CPU) 18:06:22 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 125.55 23.38 102.17 1216.60 37689.05 18:09:01 142.01 6.50 135.51 179.44 22050.72 18:10:01 63.09 1.05 62.04 62.12 22970.04 Average: 110.21 10.31 99.91 486.05 27569.94 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13916412 15632076 2508556 15.27 71612 1838432 708056 4.05 619120 1666740 134740 18:09:01 12030388 14676612 4394580 26.76 88572 2728128 1432212 8.20 1755252 2363652 420084 18:10:01 12640640 15485796 3784328 23.04 95408 2915344 816864 4.67 1122740 2382620 33156 Average: 12862480 15264828 3562488 21.69 85197 2493968 985711 5.64 1165704 2137671 195993 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 100.37 68.44 1269.11 15.31 0.00 0.00 0.00 0.00 18:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:09:01 ens3 696.45 576.74 7713.00 105.87 0.00 0.00 0.00 0.00 18:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:10:01 ens3 244.71 248.39 394.38 2672.68 0.00 0.00 0.00 0.00 18:10:01 lo 18.20 18.20 1.65 1.65 0.00 0.00 0.00 0.00 Average: ens3 347.18 297.86 3125.49 931.29 0.00 0.00 0.00 0.00 Average: lo 6.44 6.44 0.59 0.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10800) 01/09/24 _x86_64_ (4 CPU) 18:06:22 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 17.81 0.00 1.40 1.96 0.05 78.78 18:08:01 0 11.41 0.00 0.62 2.58 0.08 85.30 18:08:01 1 25.80 0.00 1.89 0.85 0.03 71.43 18:08:01 2 28.40 0.00 1.95 0.35 0.05 69.25 18:08:01 3 5.55 0.00 1.17 4.06 0.03 89.19 18:09:01 all 40.74 0.00 2.18 0.30 0.10 56.67 18:09:01 0 49.60 0.00 3.73 0.38 0.12 46.17 18:09:01 1 38.58 0.00 1.17 0.07 0.08 60.10 18:09:01 2 37.89 0.00 1.80 0.02 0.08 60.20 18:09:01 3 36.91 0.00 2.02 0.74 0.12 60.21 18:10:01 all 22.54 0.00 1.47 0.75 0.06 75.19 18:10:01 0 13.77 0.00 1.29 0.12 0.05 84.77 18:10:01 1 32.26 0.00 1.62 0.40 0.07 65.66 18:10:01 2 37.80 0.00 1.65 0.20 0.07 60.28 18:10:01 3 6.24 0.00 1.31 2.28 0.03 90.14 Average: all 27.03 0.00 1.68 1.00 0.07 70.21 Average: 0 24.95 0.00 1.88 1.03 0.08 72.06 Average: 1 32.21 0.00 1.56 0.44 0.06 65.73 Average: 2 34.69 0.00 1.80 0.19 0.07 63.25 Average: 3 16.24 0.00 1.50 2.36 0.06 79.85