---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5667 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 7.6G 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 5352 0 2153 7226 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:c0:3c:0a brd ff:ff:ff:ff:ff:ff inet 10.32.7.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fec0:3c0a/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-5667) 10/05/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 113.05 45.94 67.11 3292.25 6490.00 07:07:01 79.97 30.03 49.94 1691.18 8796.00 07:08:01 63.31 8.83 54.47 499.65 10323.08 07:09:01 20.78 0.35 20.43 33.73 1393.23 Average: 69.28 21.29 47.99 1379.20 6750.58 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5932956 7381756 2234456 27.36 38940 1588728 743288 8.07 624908 1441560 80668 07:07:01 5617960 7326708 2549452 31.21 58024 1814188 782216 8.49 693372 1657076 106436 07:08:01 5517848 7431072 2649564 32.44 63324 2009020 645088 7.00 702696 1739172 26904 07:09:01 5510956 7430880 2656456 32.53 65260 2013056 648476 7.04 707144 1740148 13296 Average: 5644930 7392604 2522482 30.88 56387 1856248 704767 7.65 682030 1644489 56826 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 359.21 214.80 1449.44 64.52 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 104.22 71.34 462.87 20.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 273.85 289.55 1237.60 641.19 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 11.86 12.25 9.09 5.89 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 187.29 146.98 789.75 182.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5667) 10/05/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.72 0.00 1.69 3.56 1.71 70.32 07:06:01 0 26.82 0.00 2.32 4.40 1.94 64.52 07:06:01 1 16.90 0.00 1.39 5.17 1.61 74.93 07:06:01 2 16.72 0.00 1.66 2.51 1.74 77.37 07:06:01 3 30.45 0.00 1.42 2.17 1.55 64.42 07:07:01 all 24.45 0.00 1.43 2.17 1.64 70.30 07:07:01 0 32.96 0.00 2.06 1.83 1.66 61.49 07:07:01 1 23.15 0.00 1.18 4.85 1.48 69.34 07:07:01 2 24.65 0.00 1.55 1.40 2.47 69.94 07:07:01 3 17.04 0.00 0.90 0.63 0.97 80.47 07:08:01 all 33.76 0.00 1.68 1.04 2.47 61.05 07:08:01 0 21.18 0.00 0.96 0.45 2.43 74.98 07:08:01 1 37.31 0.00 1.48 0.38 2.46 58.37 07:08:01 2 49.96 0.00 2.49 1.63 2.92 43.00 07:08:01 3 26.63 0.00 1.84 1.69 2.08 67.76 07:09:01 all 19.40 0.00 0.77 0.67 0.96 78.20 07:09:01 0 10.90 0.00 0.55 0.03 1.13 87.39 07:09:01 1 25.50 0.00 0.58 0.08 0.88 72.95 07:09:01 2 30.57 0.00 1.23 2.04 1.26 64.89 07:09:01 3 10.68 0.00 0.72 0.53 0.58 87.49 Average: all 25.08 0.00 1.39 1.86 1.70 69.96 Average: 0 22.95 0.00 1.47 1.67 1.79 72.11 Average: 1 25.71 0.00 1.16 2.62 1.61 68.90 Average: 2 30.46 0.00 1.73 1.89 2.10 63.82 Average: 3 21.20 0.00 1.22 1.26 1.29 75.03