---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10552 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 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 551 12937 0 2551 15168 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:c4:83:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fec4:83b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10552) 03/03/24 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 93.08 17.20 75.88 1017.47 21666.13 03:07:01 127.85 14.56 113.28 372.20 27951.61 03:08:01 27.26 5.10 22.16 402.80 16424.39 03:09:01 50.52 1.12 49.40 63.31 29106.70 Average: 74.67 9.49 65.18 463.90 23787.21 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14045848 15624624 2379120 14.48 61776 1719068 762468 4.36 612120 1554776 152192 03:07:01 13352636 15176176 3072332 18.71 80448 1931508 1207268 6.91 1093416 1738792 21888 03:08:01 12602944 14455964 3822024 23.27 81696 1958692 1889488 10.81 1834756 1742312 360 03:09:01 13259992 15541320 3164976 19.27 87992 2373600 756716 4.33 908656 2001312 44848 Average: 13315355 15199521 3109613 18.93 77978 1995717 1153985 6.60 1112237 1759298 54822 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 62.40 45.63 871.49 14.88 0.00 0.00 0.00 0.00 03:06:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 03:07:01 ens3 348.99 281.92 2331.58 70.00 0.00 0.00 0.00 0.00 03:07:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 03:08:01 ens3 2378.82 1546.47 589.27 572.17 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 407.01 308.93 902.77 1377.27 0.00 0.00 0.00 0.00 03:09:01 lo 3.00 3.00 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 799.39 545.79 1173.76 508.64 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10552) 03/03/24 _x86_64_ (4 CPU) 03:04:26 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 17.37 0.00 1.26 7.81 0.06 73.50 03:06:01 0 28.43 0.00 1.84 6.92 0.08 62.73 03:06:01 1 19.48 0.00 1.35 3.69 0.07 75.42 03:06:01 2 19.13 0.00 1.14 8.09 0.05 71.59 03:06:01 3 2.46 0.00 0.70 12.53 0.05 84.26 03:07:01 all 22.73 0.00 1.51 6.09 0.07 69.61 03:07:01 0 27.83 0.00 1.84 5.16 0.07 65.12 03:07:01 1 20.19 0.00 1.07 9.85 0.05 68.83 03:07:01 2 22.60 0.00 1.85 5.78 0.07 69.70 03:07:01 3 20.30 0.00 1.27 3.57 0.07 74.80 03:08:01 all 34.47 0.00 4.91 1.54 0.07 59.01 03:08:01 0 20.25 0.00 7.96 0.73 0.07 70.99 03:08:01 1 63.83 0.00 2.31 3.85 0.08 29.92 03:08:01 2 28.87 0.00 3.11 1.09 0.08 66.85 03:08:01 3 25.01 0.00 6.25 0.52 0.05 68.17 03:09:01 all 22.65 0.00 1.73 4.85 0.06 70.71 03:09:01 0 36.45 0.00 1.77 5.32 0.07 56.40 03:09:01 1 12.98 0.00 1.34 10.23 0.05 75.39 03:09:01 2 25.17 0.00 2.31 0.82 0.07 71.64 03:09:01 3 15.91 0.00 1.49 3.07 0.05 79.48 Average: all 24.30 0.00 2.35 5.07 0.06 68.21 Average: 0 28.24 0.00 3.35 4.53 0.07 63.81 Average: 1 29.10 0.00 1.52 6.91 0.06 62.41 Average: 2 23.94 0.00 2.10 3.94 0.07 69.95 Average: 3 15.92 0.00 2.43 4.92 0.05 76.68