---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4385 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 7.7G 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 487 5200 0 2287 7206 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:b6:fa:4b brd ff:ff:ff:ff:ff:ff inet 10.32.6.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:feb6:fa4b/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-4385) 06/27/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 156.27 82.10 74.17 4886.92 39716.73 07:07:01 57.32 0.18 57.14 22.00 10090.18 07:08:01 83.61 37.69 45.92 2179.94 8040.65 07:09:01 26.71 4.00 22.71 179.01 8606.46 Average: 80.98 30.99 49.98 1816.91 16612.82 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6077280 7448508 2090140 25.59 34352 1518084 667068 7.24 546736 1381508 60412 07:07:01 5808372 7406420 2359048 28.88 52008 1716088 694592 7.54 596084 1577912 64864 07:08:01 5062640 6961036 3104780 38.01 64648 1989800 1354716 14.70 1109252 1779728 95772 07:09:01 5365976 7416840 2801444 34.30 67876 2136756 646944 7.02 734260 1849340 27208 Average: 5578567 7308201 2588853 31.70 54721 1840182 840830 9.12 746583 1647122 62064 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:06:01 ens3 414.73 223.63 1093.02 64.00 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 72.00 54.12 820.01 6.18 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 170.53 148.53 1661.40 28.38 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 07:09:01 ens3 95.80 97.98 393.93 672.98 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 188.26 131.07 992.10 192.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4385) 06/27/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.42 0.00 2.74 5.33 2.31 70.21 07:06:01 0 29.76 0.00 2.66 4.12 1.96 61.50 07:06:01 1 12.78 0.00 1.89 5.87 2.78 76.68 07:06:01 2 15.26 0.00 1.68 5.63 2.12 75.32 07:06:01 3 19.97 0.00 4.73 5.68 2.35 67.27 07:07:01 all 17.98 0.00 1.09 2.06 1.47 77.40 07:07:01 0 31.71 0.00 2.12 0.37 1.15 64.66 07:07:01 1 20.02 0.00 0.71 0.26 1.31 77.69 07:07:01 2 16.34 0.00 0.88 0.20 1.06 81.52 07:07:01 3 4.08 0.00 0.67 7.32 2.34 85.58 07:08:01 all 41.06 0.00 2.21 1.74 3.84 51.15 07:08:01 0 55.06 0.00 3.32 2.63 4.74 34.26 07:08:01 1 34.54 0.00 1.97 0.94 3.57 58.97 07:08:01 2 37.53 0.00 1.83 2.03 3.51 55.10 07:08:01 3 37.06 0.00 1.72 1.36 3.53 56.34 07:09:01 all 23.08 0.00 1.29 0.77 1.47 73.38 07:09:01 0 11.22 0.00 1.08 0.33 1.03 86.34 07:09:01 1 27.92 0.00 1.25 0.18 1.96 68.68 07:09:01 2 45.86 0.00 2.19 0.57 2.01 49.37 07:09:01 3 7.26 0.00 0.63 2.00 0.90 89.21 Average: all 25.39 0.00 1.83 2.47 2.27 68.03 Average: 0 31.97 0.00 2.30 1.86 2.22 61.64 Average: 1 23.80 0.00 1.46 1.82 2.41 70.51 Average: 2 28.74 0.00 1.64 2.11 2.18 65.33 Average: 3 17.07 0.00 1.94 4.10 2.28 74.61