---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10946 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 457 5423 0 2094 7239 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:5f:c5:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe5f:c57a/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-10946) 12/04/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 165.49 81.10 84.39 4865.99 40698.57 19:15:01 67.89 13.98 53.91 334.45 9228.94 19:16:01 63.07 5.80 57.27 381.40 7990.40 19:17:01 22.48 1.10 21.38 65.98 4342.95 Average: 79.78 25.54 54.24 1416.41 15591.25 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5998152 7419384 2169268 26.56 36936 1564404 716296 7.77 585108 1424764 85664 19:15:01 5727496 7389168 2439924 29.87 57212 1768500 832428 9.03 637464 1610236 134848 19:16:01 5507208 7360720 2660212 32.57 62860 1949508 726984 7.89 741784 1716028 114484 19:17:01 5572500 7429636 2594920 31.77 64924 1951096 670308 7.27 680020 1711852 9536 Average: 5701339 7399727 2466081 30.19 55483 1808377 736504 7.99 661094 1615720 86133 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 513.88 298.18 1511.34 70.20 0.00 0.00 0.00 0.00 19:14:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 86.56 57.50 472.84 15.93 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 246.99 258.09 1232.34 43.92 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 56.91 62.81 28.97 533.83 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 226.66 169.61 812.76 166.62 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10946) 12/04/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.18 0.00 3.02 5.11 0.97 68.72 19:14:02 0 8.18 0.00 2.62 12.12 0.70 76.38 19:14:02 1 23.52 0.00 3.63 2.89 1.00 68.96 19:14:02 2 13.64 0.00 2.16 0.82 0.77 82.62 19:14:02 3 43.35 0.00 3.68 4.63 1.39 46.96 19:15:01 all 23.19 0.00 1.53 1.59 1.05 72.65 19:15:01 0 46.65 0.00 2.42 1.58 1.44 47.92 19:15:01 1 5.47 0.00 0.51 0.64 0.63 92.75 19:15:01 2 5.30 0.00 0.62 2.70 1.11 90.26 19:15:01 3 35.47 0.00 2.58 1.43 0.99 59.54 19:16:01 all 38.40 0.00 1.96 0.97 2.25 56.42 19:16:01 0 32.55 0.00 1.93 0.93 1.98 62.62 19:16:01 1 44.80 0.00 2.37 1.47 2.50 48.87 19:16:01 2 35.45 0.00 1.11 0.20 2.05 61.19 19:16:01 3 40.85 0.00 2.42 1.32 2.48 52.93 19:17:01 all 21.06 0.00 0.99 0.61 0.77 76.57 19:17:01 0 17.06 0.00 1.15 0.08 0.63 81.07 19:17:01 1 9.07 0.00 0.80 1.37 0.30 88.46 19:17:01 2 52.53 0.00 1.51 0.23 1.81 43.91 19:17:01 3 5.54 0.00 0.52 0.75 0.35 92.84 Average: all 26.23 0.00 1.87 2.07 1.26 68.57 Average: 0 26.06 0.00 2.03 3.67 1.19 67.05 Average: 1 20.77 0.00 1.83 1.60 1.11 74.70 Average: 2 26.82 0.00 1.35 0.98 1.44 69.41 Average: 3 31.27 0.00 2.30 2.03 1.30 63.10