---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6833 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 8.8G 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 544 12891 0 2603 15173 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:bf:cd:ba brd ff:ff:ff:ff:ff:ff inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:febf:cdba/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-6833) 12/22/23 _x86_64_ (4 CPU) 03:04:47 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 184.07 113.78 70.29 6236.59 42955.15 03:07:01 68.72 10.68 58.03 264.80 9124.80 03:08:01 75.25 3.85 71.40 108.78 9828.23 03:09:01 29.75 5.27 24.48 406.87 2412.80 Average: 89.45 33.40 56.05 1754.51 16081.65 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14078740 15621524 2346228 14.28 58888 1686464 731668 4.19 613176 1524764 139684 03:07:01 13768736 15506300 2656232 16.17 75992 1853920 1068344 6.11 755848 1671284 142576 03:08:01 12917944 14796848 3507024 21.35 79720 1985996 1476896 8.45 1475732 1790528 1620 03:09:01 13169752 15503208 3255216 19.82 85864 2425800 841840 4.82 946564 2050348 404476 Average: 13483793 15356970 2941175 17.91 75116 1988045 1029687 5.89 947830 1759231 172089 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 323.78 228.92 1612.53 58.14 0.00 0.00 0.00 0.00 03:06:01 lo 2.73 2.73 0.26 0.26 0.00 0.00 0.00 0.00 03:07:01 ens3 133.55 120.95 741.47 47.87 0.00 0.00 0.00 0.00 03:07:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 03:08:01 ens3 2211.73 1404.73 2402.87 525.11 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 799.57 496.32 831.95 174.99 0.00 0.00 0.00 0.00 03:09:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 867.16 562.74 1397.24 201.53 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6833) 12/22/23 _x86_64_ (4 CPU) 03:04:47 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 21.17 0.00 2.52 5.84 0.07 70.41 03:06:01 0 16.72 0.00 2.14 2.66 0.03 78.45 03:06:01 1 25.42 0.00 2.42 5.48 0.08 66.60 03:06:01 2 23.00 0.00 2.11 1.11 0.07 73.71 03:06:01 3 19.52 0.00 3.39 14.10 0.07 62.92 03:07:01 all 15.31 0.00 1.12 8.03 0.05 75.49 03:07:01 0 27.21 0.00 1.57 2.31 0.07 68.84 03:07:01 1 5.51 0.00 0.58 0.13 0.05 93.72 03:07:01 2 18.61 0.00 0.95 2.09 0.05 78.29 03:07:01 3 9.95 0.00 1.34 27.56 0.07 61.09 03:08:01 all 35.33 0.00 4.93 1.61 0.10 58.03 03:08:01 0 20.84 0.00 3.44 2.92 0.07 72.73 03:08:01 1 33.06 0.00 5.93 0.00 0.07 60.94 03:08:01 2 66.68 0.00 6.79 0.95 0.12 25.46 03:08:01 3 20.72 0.00 3.57 2.59 0.08 73.03 03:09:01 all 30.05 0.00 1.92 0.29 0.07 67.67 03:09:01 0 26.52 0.00 1.19 0.12 0.07 72.11 03:09:01 1 37.98 0.00 2.29 0.17 0.08 59.47 03:09:01 2 27.05 0.00 1.79 0.70 0.07 70.40 03:09:01 3 28.64 0.00 2.41 0.20 0.08 68.66 Average: all 25.46 0.00 2.62 3.94 0.07 67.90 Average: 0 22.82 0.00 2.08 2.00 0.06 73.04 Average: 1 25.49 0.00 2.81 1.45 0.07 70.19 Average: 2 33.84 0.00 2.91 1.21 0.08 61.96 Average: 3 19.71 0.00 2.68 11.12 0.08 66.43