---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2558 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 467 5360 0 2148 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:fa:f8:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.221/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fefa:f8f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2558) 09/01/25 _x86_64_ (4 CPU) 07:05:03 LINUX RESTART (4 CPU) 07:06:02 tps rtps wtps bread/s bwrtn/s 07:07:01 40.82 2.34 38.48 48.64 5558.67 07:08:01 92.28 29.93 62.36 1673.05 10108.45 07:09:01 34.94 8.83 26.11 499.12 3553.01 07:10:01 21.39 0.33 21.06 33.58 4624.89 Average: 47.38 10.39 36.99 565.64 5962.78 07:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:01 5907996 7455116 2259424 27.66 49812 1668460 667472 7.24 553612 1525552 152660 07:08:01 5586860 7297752 2580560 31.60 59860 1813828 801796 8.70 727400 1656108 14632 07:09:01 5528188 7438872 2639232 32.31 63344 2005992 629188 6.83 696276 1738024 127436 07:10:01 5514472 7426244 2652948 32.48 64984 2005656 668744 7.26 714352 1733860 9560 Average: 5634379 7404496 2533041 31.01 59500 1873484 691800 7.51 672910 1663386 76072 07:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 07:07:01 ens3 54.10 37.79 713.75 4.64 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 98.37 93.10 390.43 26.23 0.00 0.00 0.00 0.00 07:09:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 208.47 225.28 1185.79 628.03 0.00 0.00 0.00 0.00 07:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:10:01 ens3 9.56 10.78 7.83 5.07 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 92.77 91.95 573.84 166.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2558) 09/01/25 _x86_64_ (4 CPU) 07:05:03 LINUX RESTART (4 CPU) 07:06:02 CPU %user %nice %system %iowait %steal %idle 07:07:01 all 18.97 0.00 1.38 2.43 2.40 74.81 07:07:01 0 43.76 0.00 2.95 0.94 3.24 49.10 07:07:01 1 12.01 0.00 0.90 6.67 2.28 78.14 07:07:01 2 8.97 0.00 0.86 2.01 3.05 85.11 07:07:01 3 11.31 0.00 0.79 0.08 1.01 86.80 07:08:01 all 24.71 0.00 1.58 3.48 5.75 64.49 07:08:01 0 24.11 0.00 0.93 1.80 4.90 68.26 07:08:01 1 14.80 0.00 1.86 5.89 6.00 71.44 07:08:01 2 14.06 0.00 1.62 4.93 6.33 73.06 07:08:01 3 46.20 0.00 1.88 1.24 5.75 44.92 07:09:01 all 32.37 0.00 2.00 1.27 6.09 58.27 07:09:01 0 51.80 0.00 2.56 1.49 6.43 37.71 07:09:01 1 22.85 0.00 1.85 2.05 6.12 67.13 07:09:01 2 21.33 0.00 1.96 1.15 6.49 69.06 07:09:01 3 33.71 0.00 1.64 0.41 5.30 58.94 07:10:01 all 20.07 0.00 0.92 1.31 2.24 75.46 07:10:01 0 63.72 0.00 1.56 0.91 3.59 30.22 07:10:01 1 3.89 0.00 0.61 3.67 1.71 90.12 07:10:01 2 0.88 0.00 0.39 0.60 2.37 95.76 07:10:01 3 12.08 0.00 1.16 0.07 1.28 85.42 Average: all 24.07 0.00 1.47 2.13 4.14 68.19 Average: 0 45.80 0.00 1.99 1.29 4.55 46.36 Average: 1 13.43 0.00 1.31 4.56 4.05 76.65 Average: 2 11.35 0.00 1.21 2.19 4.58 80.67 Average: 3 25.98 0.00 1.37 0.46 3.36 68.84