---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-622 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 775 875 0 2292 2902 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:c3:da:16 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86071sec preferred_lft 86071sec inet6 fe80::f816:3eff:fec3:da16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-622) 05/10/25 _x86_64_ (4 CPU) 02:56:50 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 137.08 53.84 83.24 3547.14 7704.32 02:59:01 63.31 12.61 50.70 249.45 10282.33 03:00:01 10.35 0.00 10.35 0.00 466.59 03:01:01 50.46 2.78 47.68 74.25 12306.62 03:02:01 25.83 0.75 25.08 86.25 5252.86 Average: 57.39 14.00 43.38 793.23 7192.24 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 1794268 3363440 2244376 55.57 50636 1673808 604244 11.88 536744 1534736 168524 02:59:01 1515968 3206200 2522676 62.46 57680 1780660 745856 14.66 710792 1624388 4284 03:00:01 1506728 3204332 2531916 62.69 59688 1785152 749836 14.74 714864 1628080 1732 03:01:01 961508 3036572 3077136 76.19 63764 2149824 827024 16.26 1106836 1763948 105808 03:02:01 895968 2969900 3142676 77.82 66556 2146732 908848 17.87 1210144 1726632 6344 Average: 1334888 3156089 2703756 66.95 59665 1907235 767162 15.08 855876 1655557 57338 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 02:58:02 ens3 363.21 237.04 1617.73 68.62 0.00 0.00 0.00 0.00 02:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 02:59:01 ens3 123.76 115.57 739.48 24.27 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 58.52 85.25 63.71 13.54 0.00 0.00 0.00 0.00 03:01:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:01:01 ens3 830.04 688.55 4370.26 119.37 0.00 0.00 0.00 0.00 03:02:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:02:01 ens3 82.55 63.37 27.22 241.39 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 292.18 238.37 1365.77 93.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-622) 05/10/25 _x86_64_ (4 CPU) 02:56:50 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.58 0.00 1.66 4.02 0.06 72.67 02:58:02 0 38.48 0.00 2.56 11.78 0.07 47.12 02:58:02 1 17.56 0.00 1.37 3.29 0.05 77.73 02:58:02 2 15.16 0.00 1.32 0.67 0.07 82.79 02:58:02 3 15.17 0.00 1.42 0.35 0.03 83.02 02:59:01 all 13.31 0.00 0.70 0.98 0.05 84.96 02:59:01 0 10.46 0.00 0.76 1.09 0.07 87.63 02:59:01 1 11.32 0.00 0.81 2.29 0.05 85.52 02:59:01 2 14.26 0.00 0.34 0.07 0.05 85.28 02:59:01 3 17.19 0.00 0.90 0.48 0.05 81.38 03:00:01 all 3.63 0.00 0.25 0.04 0.03 96.04 03:00:01 0 2.50 0.00 0.22 0.15 0.03 97.10 03:00:01 1 1.32 0.00 0.12 0.00 0.02 98.55 03:00:01 2 5.27 0.00 0.12 0.00 0.02 94.60 03:00:01 3 5.46 0.00 0.55 0.00 0.05 93.94 03:01:01 all 31.77 0.00 1.38 0.53 0.07 66.24 03:01:01 0 23.97 0.00 1.10 1.23 0.08 73.61 03:01:01 1 39.71 0.00 1.25 0.38 0.07 58.59 03:01:01 2 30.21 0.00 1.07 0.50 0.07 68.15 03:01:01 3 33.19 0.00 2.14 0.00 0.08 64.58 03:02:01 all 14.43 0.00 0.75 0.67 0.04 84.11 03:02:01 0 3.78 0.00 0.58 1.90 0.03 93.70 03:02:01 1 27.76 0.00 1.13 0.63 0.03 70.44 03:02:01 2 24.03 0.00 0.92 0.17 0.05 74.83 03:02:01 3 2.25 0.00 0.33 0.00 0.02 97.40 Average: all 16.95 0.00 0.95 1.25 0.05 80.80 Average: 0 15.85 0.00 1.04 3.23 0.06 79.82 Average: 1 19.56 0.00 0.94 1.32 0.04 78.15 Average: 2 17.79 0.00 0.75 0.28 0.05 81.13 Average: 3 14.61 0.00 1.07 0.16 0.05 84.11