---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8635 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 7227 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:43:f8:72 brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe43:f872/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8635) 11/09/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 185.92 110.05 75.87 5412.30 39963.09 14:57:01 58.12 0.22 57.91 26.66 9492.68 14:58:01 94.24 37.75 56.49 2146.53 8233.35 14:59:01 24.04 1.25 22.79 63.05 4829.19 Average: 90.58 37.31 53.26 1912.08 15628.51 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6072724 7450672 2094696 25.65 34816 1524092 667900 7.25 548948 1384536 64256 14:57:01 5771132 7403752 2396288 29.34 54316 1744972 701100 7.61 609360 1596388 115964 14:58:01 5493112 7398684 2674308 32.74 62504 2002400 678780 7.37 732460 1737016 112164 14:59:01 5431444 7348996 2735976 33.50 64632 2011948 733292 7.96 789500 1740388 8604 Average: 5692103 7400526 2475317 30.31 54067 1820853 695268 7.54 670067 1614582 75247 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 14:56:01 ens3 387.32 228.66 1136.15 64.77 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 52.41 43.33 656.97 5.38 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:58:01 ens3 274.70 270.66 1410.54 51.49 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 53.07 61.50 26.94 603.45 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 191.87 151.04 807.67 181.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8635) 11/09/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.08 0.00 3.32 6.24 1.63 65.73 14:56:01 0 35.74 0.00 3.46 6.53 1.85 52.42 14:56:01 1 22.59 0.00 2.53 5.16 1.36 68.36 14:56:01 2 17.87 0.00 2.79 7.64 1.27 70.42 14:56:01 3 16.19 0.00 4.47 5.61 2.04 71.70 14:57:01 all 20.08 0.00 1.12 1.56 0.96 76.28 14:57:01 0 0.35 0.00 0.08 0.00 0.15 99.42 14:57:01 1 66.14 0.00 3.05 0.40 2.08 28.33 14:57:01 2 1.57 0.00 0.68 5.71 0.20 91.84 14:57:01 3 12.30 0.00 0.66 0.17 1.38 85.49 14:58:01 all 40.95 0.00 2.18 1.81 3.00 52.06 14:58:01 0 48.11 0.00 1.83 0.90 2.97 46.20 14:58:01 1 45.20 0.00 1.84 0.38 2.80 49.78 14:58:01 2 38.61 0.00 2.90 3.55 3.15 51.78 14:58:01 3 31.88 0.00 2.16 2.41 3.10 60.46 14:59:01 all 21.15 0.00 0.86 0.64 1.03 76.32 14:59:01 0 38.68 0.00 0.75 0.27 1.27 59.04 14:59:01 1 6.42 0.00 0.50 0.02 0.53 92.54 14:59:01 2 4.32 0.00 0.80 2.21 0.88 91.80 14:59:01 3 35.25 0.00 1.40 0.07 1.45 61.84 Average: all 26.33 0.00 1.87 2.56 1.66 67.59 Average: 0 30.73 0.00 1.53 1.92 1.56 64.27 Average: 1 35.07 0.00 1.98 1.49 1.70 59.76 Average: 2 15.61 0.00 1.79 4.77 1.38 76.45 Average: 3 23.89 0.00 2.17 2.07 1.99 69.87