---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-580 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 473 5287 0 2215 7222 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:ef:27:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:feef:278a/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-580) 05/11/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 144.67 54.87 89.80 3607.60 41463.00 07:07:01 80.49 30.74 49.74 1700.78 9294.18 07:08:01 46.63 10.81 35.81 635.09 7650.46 07:09:01 26.28 0.35 25.93 33.73 6068.46 Average: 74.52 24.19 50.32 1494.39 16120.08 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5961460 7402740 2205952 27.01 38552 1581896 714868 7.76 599636 1439416 87448 07:07:01 5557964 7274900 2609448 31.95 58796 1821324 819340 8.89 745572 1663812 111800 07:08:01 5444508 7423956 2722904 33.34 65124 2070552 658060 7.14 724616 1785292 163548 07:09:01 5431280 7412396 2736132 33.50 67516 2070320 664392 7.21 742200 1781744 10728 Average: 5598803 7378498 2568609 31.45 57497 1886023 714165 7.75 703006 1667566 93381 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 379.59 220.01 1523.83 64.25 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 79.09 71.02 555.16 18.11 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 201.53 190.40 1742.93 686.67 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 14.55 14.80 11.36 6.65 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 168.70 124.06 958.34 193.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-580) 05/11/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.58 0.00 2.39 4.58 1.16 69.29 07:06:01 0 26.53 0.00 1.98 4.69 1.27 65.53 07:06:01 1 15.81 0.00 1.88 6.42 0.85 75.04 07:06:01 2 22.44 0.00 3.56 2.24 1.09 70.66 07:06:01 3 25.54 0.00 2.20 4.92 1.43 65.90 07:07:01 all 25.69 0.00 1.76 1.79 1.39 69.37 07:07:01 0 17.08 0.00 1.22 4.08 1.29 76.33 07:07:01 1 57.05 0.00 3.64 1.62 2.05 35.65 07:07:01 2 11.82 0.00 0.78 1.30 0.95 85.14 07:07:01 3 16.81 0.00 1.38 0.15 1.28 80.37 07:08:01 all 35.73 0.00 1.94 0.88 2.20 59.26 07:08:01 0 30.37 0.00 1.92 2.23 2.17 63.32 07:08:01 1 48.43 0.00 2.28 0.28 2.33 46.68 07:08:01 2 33.83 0.00 1.92 0.38 1.97 61.91 07:08:01 3 30.27 0.00 1.63 0.62 2.32 65.16 07:09:01 all 20.55 0.00 1.03 0.82 0.63 76.97 07:09:01 0 0.42 0.00 0.48 2.60 0.15 96.35 07:09:01 1 48.45 0.00 1.82 0.32 1.18 48.23 07:09:01 2 5.57 0.00 0.64 0.03 0.35 93.41 07:09:01 3 27.76 0.00 1.18 0.33 0.82 69.91 Average: all 26.14 0.00 1.78 2.01 1.34 68.72 Average: 0 18.60 0.00 1.40 3.40 1.22 75.38 Average: 1 42.42 0.00 2.40 2.16 1.60 51.41 Average: 2 18.42 0.00 1.72 0.99 1.09 77.77 Average: 3 25.10 0.00 1.60 1.50 1.46 70.34