---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14698 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 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 546 12871 0 2621 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:19:d9:2a brd ff:ff:ff:ff:ff:ff inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe19:d92a/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-14698) 01/24/24 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 247.28 68.12 179.15 4605.90 35152.81 07:07:01 91.83 11.25 80.58 413.35 10281.51 07:08:01 136.59 10.75 125.84 485.70 14008.80 07:09:01 69.27 3.02 66.26 149.31 8428.46 Average: 136.43 23.33 113.09 1417.71 16995.74 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 13937036 15519984 2487924 15.15 57116 1728444 816168 4.67 749904 1527852 210768 07:07:01 13693688 15529488 2731272 16.63 78856 1941600 829932 4.75 732556 1751344 242732 07:08:01 13340016 15390272 3084944 18.78 90864 2129484 973604 5.57 924644 1883352 83068 07:09:01 13214652 15540004 3210308 19.55 105048 2357796 765604 4.38 815040 2085252 145504 Average: 13546348 15494937 2878612 17.53 82971 2039331 846327 4.84 805536 1811950 170518 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 390.33 237.94 1456.04 70.98 0.00 0.00 0.00 0.00 07:06:02 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 50.87 36.93 504.52 8.57 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 60.70 58.21 50.19 15.50 0.00 0.00 0.00 0.00 07:08:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 53.87 37.93 195.12 17.77 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 139.31 92.98 551.64 28.29 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 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-14698) 01/24/24 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 18.86 0.00 1.93 8.06 0.08 71.07 07:06:02 0 34.11 0.00 2.46 5.99 0.08 57.36 07:06:02 1 23.75 0.00 2.08 1.69 0.05 72.43 07:06:02 2 8.65 0.00 1.81 18.31 0.07 71.17 07:06:02 3 8.36 0.00 1.33 6.16 0.09 84.06 07:07:01 all 21.26 0.00 1.55 1.89 0.06 75.22 07:07:01 0 39.88 0.00 2.36 1.27 0.07 56.42 07:07:01 1 7.12 0.00 0.68 0.03 0.03 92.14 07:07:01 2 11.53 0.00 1.55 5.42 0.09 81.42 07:07:01 3 26.57 0.00 1.62 0.87 0.09 70.86 07:08:01 all 23.46 0.00 1.52 2.17 0.11 72.74 07:08:01 0 33.20 0.00 1.67 0.61 0.15 64.37 07:08:01 1 37.87 0.00 1.35 3.06 0.07 57.65 07:08:01 2 17.26 0.00 1.86 4.60 0.10 76.19 07:08:01 3 5.51 0.00 1.19 0.40 0.10 92.80 07:09:01 all 22.29 0.00 1.19 2.66 0.08 73.77 07:09:01 0 46.94 0.00 1.62 0.43 0.10 50.90 07:09:01 1 25.70 0.00 1.52 2.38 0.08 70.32 07:09:01 2 14.23 0.00 1.05 5.22 0.10 79.40 07:09:01 3 2.23 0.00 0.59 2.59 0.08 94.51 Average: all 21.48 0.00 1.55 3.68 0.08 73.20 Average: 0 38.54 0.00 2.03 2.08 0.10 57.25 Average: 1 23.67 0.00 1.41 1.80 0.06 73.07 Average: 2 12.93 0.00 1.57 8.37 0.09 77.04 Average: 3 10.64 0.00 1.18 2.46 0.09 85.63