---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8493 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 462 5194 0 2319 7230 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:de:99:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fede:999a/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-8493) 11/08/25 _x86_64_ (4 CPU) 05:57:03 LINUX RESTART (4 CPU) 05:58:01 tps rtps wtps bread/s bwrtn/s 05:59:01 55.30 0.32 54.98 28.39 8793.47 06:00:01 68.53 30.32 38.21 1647.58 7171.88 06:01:01 19.48 9.81 9.66 706.16 4664.98 06:02:01 26.41 4.47 21.95 188.90 6625.43 Average: 42.43 11.23 31.20 642.82 6813.96 05:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5831668 7417652 2335752 28.60 52460 1703556 697968 7.57 589912 1563140 84308 06:00:01 5463676 7315788 2703744 33.10 61112 1950800 796924 8.65 706556 1793464 95328 06:01:01 4352924 6244848 3814496 46.70 62896 1986276 1756688 19.06 1806636 1792644 348 06:02:01 5332448 7413008 2834972 34.71 68264 2164668 672052 7.29 723572 1893116 24956 Average: 5245179 7097824 2922241 35.78 61183 1951325 980908 10.64 956669 1760591 51235 05:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 ens3 58.08 47.68 699.94 5.92 0.00 0.00 0.00 0.00 05:59:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:00:01 ens3 197.28 160.84 2435.40 27.09 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:01:01 ens3 32.64 30.84 186.04 5.75 0.00 0.00 0.00 0.00 06:01:01 lo 86.14 86.14 31.68 31.68 0.00 0.00 0.00 0.00 06:02:01 ens3 113.76 102.93 1061.33 19.49 0.00 0.00 0.00 0.00 06:02:01 lo 33.78 33.78 4.72 4.72 0.00 0.00 0.00 0.00 Average: ens3 100.45 85.58 1095.74 14.56 0.00 0.00 0.00 0.00 Average: lo 30.39 30.39 9.14 9.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8493) 11/08/25 _x86_64_ (4 CPU) 05:57:03 LINUX RESTART (4 CPU) 05:58:01 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 20.18 0.00 1.19 1.74 1.02 75.87 05:59:01 0 26.29 0.00 1.42 0.30 0.95 71.05 05:59:01 1 13.31 0.00 1.02 0.10 0.60 84.98 05:59:01 2 35.61 0.00 1.60 1.02 1.44 60.33 05:59:01 3 5.58 0.00 0.75 5.51 1.08 87.08 06:00:01 all 21.10 0.00 1.46 1.48 1.59 74.37 06:00:01 0 34.06 0.00 1.95 2.47 1.62 59.91 06:00:01 1 16.12 0.00 1.00 0.33 1.46 81.09 06:00:01 2 18.08 0.00 1.43 1.48 1.60 77.41 06:00:01 3 16.18 0.00 1.46 1.68 1.68 79.00 06:01:01 all 57.82 0.00 1.84 0.53 4.20 35.62 06:01:01 0 57.09 0.00 1.89 0.50 4.05 36.46 06:01:01 1 60.66 0.00 1.62 0.30 4.29 33.12 06:01:01 2 53.15 0.00 2.10 0.91 4.69 39.15 06:01:01 3 60.39 0.00 1.75 0.37 3.77 33.72 06:02:01 all 27.62 0.00 1.53 0.73 1.77 68.35 06:02:01 0 22.67 0.00 1.03 1.13 1.51 73.66 06:02:01 1 26.41 0.00 1.46 0.08 1.71 70.34 06:02:01 2 25.71 0.00 1.38 0.05 1.68 71.18 06:02:01 3 35.69 0.00 2.25 1.64 2.17 58.25 Average: all 31.70 0.00 1.51 1.12 2.15 63.53 Average: 0 35.03 0.00 1.57 1.10 2.03 60.26 Average: 1 29.15 0.00 1.27 0.20 2.02 67.36 Average: 2 33.16 0.00 1.63 0.86 2.35 61.99 Average: 3 29.45 0.00 1.55 2.30 2.17 64.52