---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13623 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 3970 0 3536 7208 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a4:5b:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fea4:5b96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13623) 09/26/26 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 111.76 28.60 83.17 923.85 6862.34 15:10:01 121.40 37.04 84.36 2284.51 50213.89 15:11:01 12.38 0.00 12.38 0.00 566.57 15:12:01 58.60 2.67 55.93 180.07 10252.45 Average: 75.85 16.99 58.86 841.13 16835.88 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 5849120 7427208 2318300 28.38 50320 1698088 680504 7.38 558844 1576276 186268 15:10:01 4351048 7284504 3816372 46.73 59436 3018744 790172 8.57 726308 2854908 5544 15:11:01 4330424 7273628 3836996 46.98 62048 3024656 798148 8.66 739052 2859608 2352 15:12:01 4048460 7361656 4118960 50.43 68144 3379484 701048 7.61 686296 3179444 73144 Average: 4644763 7336749 3522657 43.13 59987 2780243 742468 8.06 677625 2617559 66827 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:09:02 ens3 196.75 132.71 1350.13 42.37 0.00 0.00 0.00 0.00 15:10:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 15:10:01 ens3 835.29 498.56 19177.52 51.81 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 62.09 90.43 58.47 20.49 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 482.92 462.53 4046.92 72.66 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 392.44 295.23 6104.26 46.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13623) 09/26/26 _x86_64_ (4 CPU) 15:07:46 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 19.10 0.00 1.34 5.17 0.05 74.34 15:09:02 0 27.47 0.00 1.81 17.03 0.07 53.62 15:09:02 1 23.92 0.00 1.27 0.35 0.03 74.42 15:09:02 2 22.32 0.00 1.89 2.11 0.07 73.62 15:09:02 3 2.68 0.00 0.40 1.19 0.02 95.71 15:10:01 all 16.94 0.00 1.69 2.85 0.06 78.47 15:10:01 0 10.07 0.00 0.93 5.65 0.05 83.30 15:10:01 1 14.03 0.00 0.90 1.15 0.05 83.87 15:10:01 2 17.34 0.00 3.57 4.34 0.07 74.68 15:10:01 3 26.36 0.00 1.33 0.27 0.07 71.97 15:11:01 all 4.57 0.00 0.32 0.03 0.03 95.04 15:11:01 0 6.33 0.00 0.75 0.00 0.03 92.88 15:11:01 1 7.25 0.00 0.18 0.12 0.03 92.42 15:11:01 2 3.03 0.00 0.32 0.02 0.05 96.59 15:11:01 3 1.66 0.00 0.05 0.00 0.00 98.29 15:12:01 all 19.25 0.00 1.36 0.91 0.07 78.41 15:12:01 0 11.51 0.00 1.15 0.25 0.05 87.04 15:12:01 1 15.14 0.00 1.07 1.67 0.03 82.09 15:12:01 2 29.74 0.00 2.08 1.41 0.10 66.67 15:12:01 3 20.67 0.00 1.14 0.32 0.08 77.79 Average: all 14.96 0.00 1.18 2.24 0.05 81.58 Average: 0 13.85 0.00 1.16 5.73 0.05 79.21 Average: 1 15.09 0.00 0.85 0.82 0.04 83.20 Average: 2 18.11 0.00 1.96 1.96 0.07 77.90 Average: 3 12.78 0.00 0.73 0.45 0.04 86.01