---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5559 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 7.7G 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 465 5302 0 2207 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:bc:79:8d brd ff:ff:ff:ff:ff:ff inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:febc:798d/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-5559) 10/04/25 _x86_64_ (4 CPU) 07:38:59 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 192.47 111.65 80.82 5492.68 40247.44 07:41:01 56.26 5.00 51.26 160.37 8707.88 07:42:01 84.34 13.41 70.93 502.42 11444.94 07:43:01 29.77 0.83 28.93 87.20 4213.87 Average: 90.71 32.72 57.99 1560.64 16153.64 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6039168 7429172 2128252 26.06 36256 1534252 702308 7.62 570864 1395516 71232 07:41:01 5848528 7491584 2318892 28.39 55760 1751808 607420 6.59 514360 1611216 123344 07:42:01 5155332 7017988 3012088 36.88 64220 1955236 995240 10.80 1038456 1762264 5680 07:43:01 5471744 7439244 2695676 33.01 67936 2054256 646120 7.01 653288 1828144 26092 Average: 5628693 7344497 2538727 31.08 56043 1823888 737772 8.01 694242 1649285 56587 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 405.40 210.58 1208.00 63.51 0.00 0.00 0.00 0.00 07:40:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 07:41:01 ens3 40.74 34.99 544.62 4.98 0.00 0.00 0.00 0.00 07:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:42:01 ens3 450.14 467.55 3010.99 82.32 0.00 0.00 0.00 0.00 07:42:01 lo 2.38 2.38 0.26 0.26 0.00 0.00 0.00 0.00 07:43:01 ens3 127.08 132.75 614.75 31.92 0.00 0.00 0.00 0.00 07:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 255.86 211.49 1344.76 45.69 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5559) 10/04/25 _x86_64_ (4 CPU) 07:38:59 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 22.16 0.00 2.92 6.27 1.35 67.29 07:40:01 0 34.40 0.00 3.16 7.82 1.59 53.03 07:40:01 1 15.14 0.00 1.52 5.87 0.95 76.53 07:40:01 2 27.01 0.00 2.52 7.62 1.47 61.37 07:40:01 3 12.19 0.00 4.45 3.79 1.38 78.19 07:41:01 all 19.95 0.00 1.17 3.02 0.84 75.02 07:41:01 0 29.83 0.00 1.62 0.13 1.00 67.42 07:41:01 1 13.06 0.00 1.00 1.70 0.77 83.49 07:41:01 2 32.96 0.00 1.63 0.67 1.18 63.55 07:41:01 3 3.99 0.00 0.45 9.56 0.42 85.58 07:42:01 all 48.20 0.00 2.11 1.25 2.91 45.53 07:42:01 0 38.59 0.00 2.25 0.70 2.86 55.60 07:42:01 1 46.80 0.00 2.06 1.85 2.89 46.40 07:42:01 2 55.20 0.00 2.69 1.53 3.11 37.47 07:42:01 3 52.22 0.00 1.45 0.92 2.76 42.65 07:43:01 all 22.95 0.00 1.33 0.48 0.98 74.25 07:43:01 0 11.20 0.00 1.00 0.03 0.65 87.12 07:43:01 1 40.09 0.00 1.58 0.43 1.30 56.59 07:43:01 2 28.31 0.00 1.43 0.03 1.08 69.13 07:43:01 3 12.19 0.00 1.28 1.42 0.88 84.22 Average: all 28.32 0.00 1.88 2.75 1.52 65.52 Average: 0 28.50 0.00 2.00 2.17 1.53 65.81 Average: 1 28.77 0.00 1.54 2.46 1.48 65.75 Average: 2 35.89 0.00 2.07 2.46 1.71 57.87 Average: 3 20.15 0.00 1.91 3.92 1.36 72.66