---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5550 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / 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 470 5196 0 2309 7221 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:c4:2a:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.81/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fec4:2a45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5550) 10/04/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 185.56 102.48 83.08 5345.99 40237.63 05:59:01 73.94 20.79 53.15 1353.55 8920.49 06:00:01 46.73 16.28 30.44 920.65 7347.98 06:01:01 16.38 6.58 9.80 200.17 3376.45 06:02:01 27.51 1.22 26.30 97.58 6923.11 Average: 70.03 29.47 40.55 1583.74 13362.11 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 6026244 7415800 2141168 26.22 36268 1534100 691780 7.51 582080 1395864 70416 05:59:01 5736984 7427952 2430428 29.76 56956 1798420 819056 8.89 586256 1649284 134744 06:00:01 4882280 6760144 3285132 40.22 62492 1973456 1302584 14.13 1280272 1793056 83800 06:01:01 4811916 6857208 3355496 41.08 65468 2133812 1079376 11.71 1256044 1878868 144704 06:02:01 5330372 7401660 2837040 34.74 68764 2155548 679040 7.37 735716 1882124 10176 Average: 5357559 7172553 2809853 34.40 57990 1919067 914367 9.92 888074 1719839 88768 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 362.40 224.54 1215.26 66.04 0.00 0.00 0.00 0.00 05:58:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 05:59:01 ens3 70.73 48.77 707.02 10.89 0.00 0.00 0.00 0.00 05:59:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 06:00:01 ens3 196.50 183.32 2315.99 24.96 0.00 0.00 0.00 0.00 06:00:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 06:01:01 ens3 84.12 79.78 844.68 11.75 0.00 0.00 0.00 0.00 06:01:01 lo 122.92 122.92 36.54 36.54 0.00 0.00 0.00 0.00 06:02:01 ens3 42.58 37.89 221.14 11.47 0.00 0.00 0.00 0.00 06:02:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 151.27 114.86 1060.80 25.02 0.00 0.00 0.00 0.00 Average: lo 25.52 25.52 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5550) 10/04/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.96 0.00 3.04 5.99 1.31 66.70 05:58:01 0 15.32 0.00 1.93 3.39 1.07 78.29 05:58:01 1 26.39 0.00 2.40 8.73 1.24 61.24 05:58:01 2 20.54 0.00 2.46 7.17 1.45 68.38 05:58:01 3 29.61 0.00 5.33 4.68 1.49 58.89 05:59:01 all 21.81 0.00 1.52 1.79 0.97 73.91 05:59:01 0 36.92 0.00 2.18 1.63 1.13 58.13 05:59:01 1 33.13 0.00 1.75 0.20 1.02 63.90 05:59:01 2 7.77 0.00 1.10 4.13 0.90 86.10 05:59:01 3 9.48 0.00 1.06 1.21 0.85 87.40 06:00:01 all 33.53 0.00 1.60 0.93 2.14 61.81 06:00:01 0 29.32 0.00 2.17 2.37 2.15 64.00 06:00:01 1 41.26 0.00 1.15 0.47 2.07 55.05 06:00:01 2 33.31 0.00 1.36 0.50 1.98 62.85 06:00:01 3 30.20 0.00 1.72 0.40 2.34 65.33 06:01:01 all 46.36 0.00 1.71 0.37 3.00 48.55 06:01:01 0 47.49 0.00 1.70 0.52 3.21 47.09 06:01:01 1 44.02 0.00 2.02 0.40 2.84 50.72 06:01:01 2 43.12 0.00 1.58 0.50 2.74 52.05 06:01:01 3 50.82 0.00 1.53 0.07 3.23 44.35 06:02:01 all 22.71 0.00 1.08 0.83 0.82 74.56 06:02:01 0 17.32 0.00 0.93 0.03 0.57 81.14 06:02:01 1 7.87 0.00 0.53 0.05 0.55 91.00 06:02:01 2 32.78 0.00 1.65 3.13 1.12 61.32 06:02:01 3 32.85 0.00 1.20 0.13 1.03 64.78 Average: all 29.48 0.00 1.79 1.98 1.65 65.10 Average: 0 29.27 0.00 1.78 1.59 1.63 65.73 Average: 1 30.53 0.00 1.57 1.97 1.54 64.39 Average: 2 27.51 0.00 1.63 3.08 1.64 66.14 Average: 3 30.59 0.00 2.17 1.30 1.79 64.16