---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10828 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 466 5357 0 2151 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:b7:51:65 brd ff:ff:ff:ff:ff:ff inet 10.32.6.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feb7:5165/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10828) 12/03/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 124.74 54.63 70.11 3593.87 27935.50 07:07:01 85.27 30.04 55.22 1701.05 9546.14 07:08:01 59.69 7.92 51.77 475.25 6904.45 07:09:01 23.30 1.47 21.83 67.19 4745.61 Average: 73.25 23.52 49.74 1459.43 12283.58 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5965796 7392728 2201624 26.96 37332 1569052 734664 7.97 611116 1427208 88608 07:07:01 5596712 7302256 2570708 31.48 57676 1811184 845972 9.18 719268 1655392 104856 07:08:01 5552412 7464152 2615008 32.02 63176 2007164 624200 6.77 667616 1741960 127320 07:09:01 5506648 7422080 2660772 32.58 65036 2008840 667284 7.24 717648 1737400 9596 Average: 5655392 7395304 2512028 30.76 55805 1849060 718030 7.79 678912 1640490 82595 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 478.56 252.73 1471.83 66.03 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 75.49 60.64 445.62 16.98 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 241.33 255.97 1233.67 43.89 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 54.79 67.36 28.75 604.77 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 212.55 159.18 794.99 182.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10828) 12/03/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.95 0.00 1.95 3.97 0.98 71.15 07:06:01 0 11.10 0.00 1.87 6.50 0.95 79.58 07:06:01 1 23.65 0.00 1.48 1.18 0.82 72.87 07:06:01 2 22.41 0.00 2.01 4.11 0.97 70.50 07:06:01 3 30.63 0.00 2.42 4.10 1.18 61.68 07:07:01 all 23.66 0.00 1.57 2.15 1.05 71.57 07:07:01 0 14.01 0.00 1.14 5.35 0.84 78.66 07:07:01 1 17.70 0.00 1.43 1.15 0.93 78.78 07:07:01 2 17.59 0.00 1.32 1.34 0.92 78.83 07:07:01 3 45.42 0.00 2.40 0.73 1.50 49.94 07:08:01 all 32.18 0.00 1.45 0.83 1.67 63.86 07:08:01 0 21.67 0.00 0.95 1.72 1.25 74.41 07:08:01 1 27.70 0.00 1.65 0.57 1.85 68.23 07:08:01 2 49.36 0.00 2.18 0.97 2.16 45.33 07:08:01 3 30.07 0.00 1.00 0.07 1.45 67.42 07:09:01 all 20.65 0.00 0.95 0.70 0.61 77.09 07:09:01 0 8.96 0.00 0.73 0.23 0.30 89.78 07:09:01 1 48.85 0.00 1.40 1.87 1.12 46.76 07:09:01 2 21.14 0.00 1.29 0.67 0.80 76.10 07:09:01 3 3.82 0.00 0.40 0.03 0.23 95.51 Average: all 24.61 0.00 1.48 1.91 1.08 70.92 Average: 0 13.94 0.00 1.17 3.45 0.84 80.60 Average: 1 29.46 0.00 1.49 1.19 1.18 66.67 Average: 2 27.61 0.00 1.70 1.77 1.21 67.71 Average: 3 27.44 0.00 1.55 1.23 1.09 68.69