---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4823 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 465 5361 0 2148 7231 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:28:1b:bf brd ff:ff:ff:ff:ff:ff inet 10.32.7.249/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe28:1bbf/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-4823) 07/04/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 117.90 54.31 63.59 3572.87 13949.03 07:07:01 51.86 0.20 51.66 26.53 8578.04 07:08:01 93.59 37.70 55.88 2138.62 8183.01 07:09:01 24.31 1.23 23.08 62.39 4836.13 Average: 71.91 23.36 48.55 1450.13 8886.52 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5971156 7396252 2196256 26.89 37024 1567636 714972 7.76 605876 1427716 87036 07:07:01 5763624 7403048 2403788 29.43 55980 1747884 699188 7.59 601752 1608136 124832 07:08:01 5498700 7404220 2668712 32.68 62644 2002176 677816 7.35 726716 1736964 117616 07:09:01 5438732 7352364 2728680 33.41 64620 2007336 730420 7.93 785880 1736380 10464 Average: 5668053 7388971 2499359 30.60 55067 1831258 705599 7.66 680056 1627299 84987 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 407.87 214.95 1426.63 64.82 0.00 0.00 0.00 0.00 07:06:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 23.11 18.76 279.52 3.12 0.00 0.00 0.00 0.00 07:07:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 276.81 284.32 1415.22 60.30 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 48.39 59.86 26.51 601.60 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 189.05 144.48 787.00 182.45 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 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-4823) 07/04/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.58 0.00 2.04 4.20 3.21 66.97 07:06:01 0 16.46 0.00 1.47 4.00 2.54 75.53 07:06:01 1 33.82 0.00 1.99 1.85 3.03 59.32 07:06:01 2 20.22 0.00 2.27 7.19 3.73 66.59 07:06:01 3 23.88 0.00 2.42 3.71 3.53 66.46 07:07:01 all 20.37 0.00 1.41 1.81 1.86 74.55 07:07:01 0 3.64 0.00 0.22 0.02 0.51 95.62 07:07:01 1 23.44 0.00 1.98 0.46 1.92 72.19 07:07:01 2 23.79 0.00 1.26 5.84 2.82 66.29 07:07:01 3 30.51 0.00 2.15 0.88 2.19 64.27 07:08:01 all 35.93 0.00 2.20 2.42 5.79 53.67 07:08:01 0 41.24 0.00 1.98 1.00 5.25 50.52 07:08:01 1 38.14 0.00 2.19 2.79 5.86 51.01 07:08:01 2 31.67 0.00 2.08 3.05 5.77 57.43 07:08:01 3 32.73 0.00 2.55 2.81 6.27 55.65 07:09:01 all 20.67 0.00 0.91 0.98 1.49 75.96 07:09:01 0 27.75 0.00 1.38 0.23 1.13 69.50 07:09:01 1 43.74 0.00 0.94 0.54 2.64 52.13 07:09:01 2 7.04 0.00 0.79 2.48 1.22 88.47 07:09:01 3 4.13 0.00 0.55 0.66 0.96 93.70 Average: all 25.17 0.00 1.64 2.35 3.10 67.74 Average: 0 22.32 0.00 1.27 1.31 2.37 72.73 Average: 1 34.80 0.00 1.78 1.42 3.37 58.64 Average: 2 20.73 0.00 1.60 4.64 3.40 69.64 Average: 3 22.85 0.00 1.92 2.02 3.25 69.96