---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11912 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 551 12425 0 3062 15158 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:d4:e7:f1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.13/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fed4:e7f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11912) 01/13/24 _x86_64_ (4 CPU) 13:06:11 LINUX RESTART (4 CPU) 13:07:01 tps rtps wtps bread/s bwrtn/s 13:08:01 102.45 20.83 81.62 1442.16 20533.24 13:09:01 167.79 17.88 149.91 546.31 31775.10 13:10:01 73.63 1.48 72.14 71.18 33358.61 Average: 114.62 13.40 101.22 686.51 28555.92 13:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 13883624 15586112 2541344 15.47 72944 1824804 1068412 6.11 664892 1651084 101676 13:09:01 12386348 14823512 4038620 24.59 88536 2523052 1337396 7.65 1580564 2188356 230600 13:10:01 12749572 15547996 3675396 22.38 96068 2868852 774564 4.43 1047724 2345532 27372 Average: 13006515 15319207 3418453 20.81 85849 2405569 1060124 6.07 1097727 2061657 119883 13:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 ens3 93.05 80.72 540.25 39.03 0.00 0.00 0.00 0.00 13:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:09:01 ens3 613.80 519.11 7330.51 75.45 0.00 0.00 0.00 0.00 13:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:10:01 ens3 287.59 291.77 801.77 2453.93 0.00 0.00 0.00 0.00 13:10:01 lo 18.79 18.79 1.70 1.70 0.00 0.00 0.00 0.00 Average: ens3 331.48 297.20 2890.73 856.23 0.00 0.00 0.00 0.00 Average: lo 6.67 6.67 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11912) 01/13/24 _x86_64_ (4 CPU) 13:06:11 LINUX RESTART (4 CPU) 13:07:01 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 15.49 0.00 1.33 2.98 0.05 80.15 13:08:01 0 8.28 0.00 0.87 0.62 0.03 90.20 13:08:01 1 4.56 0.00 0.70 8.04 0.02 86.69 13:08:01 2 24.42 0.00 1.87 2.42 0.08 71.21 13:08:01 3 24.71 0.00 1.84 0.85 0.07 72.54 13:09:01 all 37.36 0.00 2.14 1.60 0.11 58.78 13:09:01 0 32.88 0.00 1.90 0.30 0.13 64.78 13:09:01 1 31.11 0.00 2.59 5.21 0.10 60.99 13:09:01 2 39.61 0.00 2.24 0.53 0.12 57.50 13:09:01 3 46.01 0.00 1.84 0.34 0.10 51.71 13:10:01 all 25.19 0.00 1.71 2.69 0.06 70.34 13:10:01 0 12.59 0.00 0.92 0.07 0.05 86.38 13:10:01 1 29.34 0.00 1.88 5.00 0.07 63.72 13:10:01 2 41.16 0.00 2.29 0.50 0.07 55.99 13:10:01 3 17.65 0.00 1.76 5.19 0.05 75.36 Average: all 25.98 0.00 1.73 2.43 0.08 69.79 Average: 0 17.92 0.00 1.23 0.33 0.07 80.45 Average: 1 21.69 0.00 1.73 6.08 0.06 70.44 Average: 2 35.03 0.00 2.13 1.15 0.09 61.59 Average: 3 29.35 0.00 1.81 2.14 0.07 66.63