---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19887 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 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 562 12443 0 3033 15147 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:a5:33:03 brd ff:ff:ff:ff:ff:ff inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fea5:3303/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19887) 04/01/24 _x86_64_ (4 CPU) 18:06:33 LINUX RESTART (4 CPU) 18:07:02 tps rtps wtps bread/s bwrtn/s 18:08:01 93.46 17.49 75.97 1034.36 28583.40 18:09:01 100.07 10.88 89.18 267.87 31755.60 18:10:01 138.04 5.73 132.31 155.15 30744.29 18:11:01 50.71 0.98 49.73 57.19 21172.47 Average: 95.58 8.73 86.84 375.92 28061.74 18:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 14080412 15604244 2344548 14.27 58788 1669364 738216 4.22 632096 1506200 137056 18:09:01 13616340 15303612 2808620 17.10 73364 1807812 1161560 6.65 956636 1623056 83716 18:10:01 12756072 15503800 3668888 22.34 89468 2828036 795376 4.55 1090556 2303380 569632 18:11:01 12780464 15548804 3644496 22.19 92272 2845780 738268 4.23 1078684 2290784 1420 Average: 13308322 15490115 3116638 18.98 78473 2287748 858355 4.91 939493 1930855 197956 18:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 lo 1.29 1.29 0.14 0.14 0.00 0.00 0.00 0.00 18:08:01 ens3 45.88 32.31 762.55 5.46 0.00 0.00 0.00 0.00 18:09:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:09:01 ens3 141.82 131.67 877.38 48.17 0.00 0.00 0.00 0.00 18:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:10:01 ens3 653.70 541.40 7351.04 83.56 0.00 0.00 0.00 0.00 18:11:01 lo 18.33 18.33 1.65 1.65 0.00 0.00 0.00 0.00 18:11:01 ens3 183.72 193.98 248.20 2661.04 0.00 0.00 0.00 0.00 Average: lo 5.17 5.17 0.47 0.47 0.00 0.00 0.00 0.00 Average: ens3 257.17 225.66 2316.47 702.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19887) 04/01/24 _x86_64_ (4 CPU) 18:06:33 LINUX RESTART (4 CPU) 18:07:02 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 14.21 0.00 1.10 11.81 0.04 72.84 18:08:01 0 10.52 0.00 0.98 4.05 0.03 84.41 18:08:01 1 13.23 0.00 1.15 28.51 0.03 57.08 18:08:01 2 18.71 0.00 1.31 2.66 0.05 77.27 18:08:01 3 14.40 0.00 0.91 12.00 0.05 72.64 18:09:01 all 17.40 0.00 1.09 7.97 0.05 73.48 18:09:01 0 16.47 0.00 0.82 1.75 0.03 80.92 18:09:01 1 30.44 0.00 1.76 7.18 0.07 60.55 18:09:01 2 11.88 0.00 1.05 19.68 0.07 67.32 18:09:01 3 10.90 0.00 0.76 3.33 0.02 84.99 18:10:01 all 39.70 0.00 2.30 3.37 0.09 54.54 18:10:01 0 37.16 0.00 1.34 1.12 0.08 60.30 18:10:01 1 37.92 0.00 2.01 3.05 0.08 56.94 18:10:01 2 40.85 0.00 2.87 3.19 0.10 52.99 18:10:01 3 42.84 0.00 2.98 6.11 0.12 47.96 18:11:01 all 19.15 0.00 0.93 4.53 0.05 75.34 18:11:01 0 3.98 0.00 0.57 0.13 0.02 95.30 18:11:01 1 35.04 0.00 1.40 15.24 0.07 48.26 18:11:01 2 22.79 0.00 0.79 1.59 0.03 74.81 18:11:01 3 14.78 0.00 0.99 1.14 0.05 83.05 Average: all 22.64 0.00 1.36 6.90 0.06 69.04 Average: 0 17.06 0.00 0.93 1.76 0.04 80.22 Average: 1 29.22 0.00 1.58 13.44 0.06 55.70 Average: 2 23.56 0.00 1.50 6.80 0.06 68.08 Average: 3 20.76 0.00 1.41 5.62 0.06 72.15