---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5650 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: 2799.998 BogoMIPS: 5599.99 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 472 5336 0 2167 7223 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:31:e2:82 brd ff:ff:ff:ff:ff:ff inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe31:e282/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5650) 07/12/26 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 58.08 0.18 57.90 21.99 9956.01 19:16:01 77.42 17.76 59.66 646.29 9516.41 19:17:01 24.86 2.32 22.54 128.49 4892.10 19:18:01 19.49 0.08 19.41 2.80 982.34 Average: 44.96 5.09 39.88 199.88 6336.59 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5712396 7386404 2455016 30.06 54632 1785376 708936 7.69 625980 1635564 147100 19:16:01 5088764 6903368 3078648 37.69 62224 1910160 1226904 13.31 1136944 1729832 3228 19:17:01 5503512 7432932 2663900 32.62 65088 2020748 648588 7.04 670352 1781208 10472 19:18:01 5473080 7404852 2694332 32.99 66852 2020824 683784 7.42 726348 1754208 9488 Average: 5444438 7281889 2722974 33.34 62199 1934277 817053 8.87 789906 1725203 42572 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 70.51 47.30 776.96 5.59 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 214.05 229.76 1212.70 48.03 0.00 0.00 0.00 0.00 19:16:01 lo 1.60 1.60 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 93.62 103.78 237.17 541.67 0.00 0.00 0.00 0.00 19:17:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 19:18:01 ens3 8.93 10.08 6.89 5.72 0.00 0.00 0.00 0.00 19:18:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 96.77 97.73 558.40 150.26 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5650) 07/12/26 _x86_64_ (4 CPU) 19:13:01 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 18.57 0.00 1.16 2.58 2.43 75.24 19:15:01 0 1.38 0.00 0.18 0.00 0.42 98.02 19:15:01 1 30.74 0.00 1.50 1.24 2.75 63.77 19:15:01 2 4.02 0.00 0.88 7.94 2.74 84.42 19:15:01 3 38.12 0.00 2.10 1.08 3.79 54.91 19:16:01 all 31.08 0.00 1.98 1.72 8.20 57.02 19:16:01 0 26.59 0.00 2.14 0.45 7.90 62.92 19:16:01 1 25.16 0.00 1.90 3.82 7.59 61.54 19:16:01 2 30.06 0.00 1.51 0.93 7.90 59.59 19:16:01 3 42.43 0.00 2.37 1.70 9.42 44.08 19:17:01 all 21.88 0.00 1.32 1.01 3.75 72.04 19:17:01 0 31.60 0.00 1.79 0.31 3.67 62.63 19:17:01 1 19.49 0.00 1.27 0.83 4.04 74.37 19:17:01 2 20.51 0.00 1.14 2.66 3.68 72.00 19:17:01 3 15.96 0.00 1.06 0.25 3.63 79.10 19:18:01 all 18.33 0.00 0.77 0.89 2.17 77.85 19:18:01 0 22.95 0.00 0.73 0.18 1.66 74.48 19:18:01 1 39.92 0.00 1.36 0.69 3.49 54.54 19:18:01 2 1.30 0.00 0.51 2.61 1.95 93.64 19:18:01 3 9.09 0.00 0.48 0.07 1.54 88.82 Average: all 22.51 0.00 1.31 1.55 4.16 70.46 Average: 0 20.71 0.00 1.22 0.24 3.45 74.38 Average: 1 28.79 0.00 1.51 1.65 4.48 63.56 Average: 2 14.04 0.00 1.01 3.53 4.08 77.34 Average: 3 26.52 0.00 1.51 0.78 4.63 66.56