---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7201 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 472 5216 0 2286 7220 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:47:48:62 brd ff:ff:ff:ff:ff:ff inet 10.32.7.57/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe47:4862/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7201) 08/01/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 151.04 65.62 85.42 4265.69 40886.80 07:07:01 58.12 0.17 57.95 22.24 10399.46 07:08:01 80.84 38.28 42.56 2232.29 7730.98 07:09:01 28.55 2.00 26.55 116.74 8191.24 Average: 79.72 26.63 53.10 1666.03 16828.45 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5977228 7406096 2190192 26.82 37352 1571556 711044 7.72 596520 1431064 88216 07:07:01 5659816 7379860 2507604 30.70 56792 1825616 719624 7.81 635584 1673688 144856 07:08:01 5344840 7386784 2822580 34.56 66276 2130052 686964 7.45 759960 1848280 214096 07:09:01 5364864 7415748 2802556 34.31 68444 2136200 661028 7.17 740128 1847148 9332 Average: 5586687 7397122 2580733 31.60 57216 1915856 694665 7.54 683048 1700045 114125 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:06:02 ens3 428.40 247.01 1501.30 66.07 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 40.85 32.51 371.66 4.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 200.47 182.09 2022.84 34.81 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 59.49 68.92 29.62 672.60 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 182.89 133.05 983.85 195.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7201) 08/01/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.54 0.00 2.63 5.24 1.65 68.94 07:06:02 0 10.27 0.00 1.28 7.78 0.95 79.71 07:06:02 1 28.47 0.00 2.13 1.81 1.58 66.01 07:06:02 2 36.00 0.00 5.60 9.82 1.87 46.71 07:06:02 3 11.54 0.00 1.50 1.58 2.21 83.16 07:07:01 all 18.34 0.00 1.08 1.74 0.71 78.13 07:07:01 0 6.94 0.00 0.56 3.55 0.61 88.34 07:07:01 1 47.50 0.00 2.56 0.44 1.24 48.26 07:07:01 2 13.26 0.00 0.87 2.96 0.61 82.30 07:07:01 3 5.69 0.00 0.32 0.02 0.37 93.60 07:08:01 all 40.29 0.00 2.15 1.62 3.31 52.64 07:08:01 0 33.38 0.00 1.64 0.98 3.06 60.93 07:08:01 1 45.71 0.00 2.09 0.35 3.27 48.58 07:08:01 2 36.35 0.00 2.39 3.21 3.38 54.67 07:08:01 3 45.72 0.00 2.47 1.90 3.51 46.40 07:09:01 all 20.65 0.00 1.07 0.82 0.75 76.72 07:09:01 0 10.00 0.00 0.91 0.03 0.45 88.60 07:09:01 1 13.50 0.00 0.93 1.85 0.43 83.29 07:09:01 2 30.30 0.00 1.00 1.22 1.05 66.42 07:09:01 3 28.82 0.00 1.43 0.18 1.07 68.50 Average: all 25.25 0.00 1.73 2.36 1.61 69.05 Average: 0 15.20 0.00 1.10 3.08 1.27 79.34 Average: 1 33.75 0.00 1.93 1.12 1.63 61.58 Average: 2 29.06 0.00 2.47 4.30 1.74 62.43 Average: 3 23.02 0.00 1.44 0.93 1.80 72.81