---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12313 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 594 1054 0 2294 3083 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:5d:53:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe5d:53f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12313) 12/07/24 _x86_64_ (4 CPU) 05:14:48 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 141.26 56.06 85.20 3698.98 8234.36 05:17:01 79.58 29.72 49.86 1653.96 9678.77 05:18:01 9.88 0.00 9.88 0.00 443.39 05:19:01 37.16 10.53 26.63 720.15 3154.54 05:20:01 46.18 7.03 39.14 261.16 8631.76 Average: 62.76 20.64 42.12 1265.55 6016.36 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1793308 3385128 2245344 55.60 51588 1695268 572820 11.26 536996 1535168 150928 05:17:01 1477140 3231056 2561512 63.42 57788 1843812 722512 14.20 705024 1668256 5084 05:18:01 1460644 3221620 2578008 63.83 59676 1847948 731056 14.37 716652 1671660 1904 05:19:01 438640 2308852 3600012 89.14 62132 1950856 1576624 30.99 1660480 1735796 896 05:20:01 1122608 3197856 2916044 72.20 66780 2146852 687512 13.51 904884 1804032 16876 Average: 1258468 3068902 2780184 68.84 59593 1896947 858105 16.87 904807 1682982 35138 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:16:02 ens3 374.35 249.23 1582.39 69.93 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:17:01 ens3 129.81 128.67 782.00 25.89 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 75.19 110.30 69.88 17.34 0.00 0.00 0.00 0.00 05:19:01 lo 94.18 94.18 34.56 34.56 0.00 0.00 0.00 0.00 05:19:01 ens3 185.32 213.95 1312.12 30.62 0.00 0.00 0.00 0.00 05:20:01 lo 25.33 25.33 1.67 1.67 0.00 0.00 0.00 0.00 05:20:01 ens3 408.22 385.15 1453.50 172.45 0.00 0.00 0.00 0.00 Average: lo 24.50 24.50 7.32 7.32 0.00 0.00 0.00 0.00 Average: ens3 234.93 217.76 1040.84 63.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12313) 12/07/24 _x86_64_ (4 CPU) 05:14:48 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 22.24 0.00 1.86 4.08 0.06 71.76 05:16:02 0 42.57 0.00 2.42 0.88 0.08 54.05 05:16:02 1 30.23 0.00 2.43 4.14 0.07 63.13 05:16:02 2 9.04 0.00 1.14 1.83 0.05 87.94 05:16:02 3 7.18 0.00 1.44 9.53 0.05 81.80 05:17:01 all 14.17 0.00 0.73 1.25 0.05 83.80 05:17:01 0 11.54 0.00 0.31 0.32 0.03 87.80 05:17:01 1 23.07 0.00 1.19 2.19 0.05 73.50 05:17:01 2 8.28 0.00 0.49 0.49 0.05 90.68 05:17:01 3 13.78 0.00 0.95 2.00 0.07 83.20 05:18:01 all 4.43 0.00 0.25 0.03 0.03 95.27 05:18:01 0 2.83 0.00 0.08 0.00 0.02 97.07 05:18:01 1 2.59 0.00 0.12 0.02 0.02 97.26 05:18:01 2 4.24 0.00 0.22 0.00 0.03 95.51 05:18:01 3 8.04 0.00 0.60 0.10 0.03 91.22 05:19:01 all 35.44 0.00 1.19 0.40 0.08 62.88 05:19:01 0 34.97 0.00 1.25 0.10 0.08 63.60 05:19:01 1 33.59 0.00 1.00 0.78 0.07 64.56 05:19:01 2 37.29 0.00 1.18 0.12 0.08 61.32 05:19:01 3 35.95 0.00 1.31 0.59 0.08 62.07 05:20:01 all 28.20 0.00 1.30 0.56 0.06 69.88 05:20:01 0 43.37 0.00 1.49 0.40 0.08 54.66 05:20:01 1 23.98 0.00 1.20 0.27 0.05 74.50 05:20:01 2 21.62 0.00 1.23 0.73 0.07 76.35 05:20:01 3 23.87 0.00 1.29 0.82 0.07 73.96 Average: all 20.92 0.00 1.07 1.26 0.06 76.69 Average: 0 27.09 0.00 1.11 0.34 0.06 71.39 Average: 1 22.69 0.00 1.19 1.48 0.05 74.59 Average: 2 16.12 0.00 0.86 0.64 0.06 82.33 Average: 3 17.78 0.00 1.12 2.61 0.06 78.44