---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2176 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 7.6G 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 469 5324 0 2182 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:21:57:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe21:57fc/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-2176) 01/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:03 138.28 54.42 83.85 3563.54 40880.40 07:07:01 65.06 12.12 52.94 1008.79 9387.35 07:08:01 95.54 37.25 58.29 2142.80 8529.07 07:09:01 24.80 1.63 23.16 76.79 4883.05 Average: 81.05 26.48 54.57 1703.81 15974.23 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:03 5951688 7387716 2215732 27.13 37844 1577224 736520 7.99 613736 1437152 88536 07:07:01 5757460 7409372 2409960 29.51 54868 1764228 705128 7.65 625488 1595236 111784 07:08:01 5461900 7396412 2705520 33.13 63436 2029852 698088 7.57 756040 1742896 113828 07:09:01 5389364 7344284 2778056 34.01 65508 2047452 747628 8.11 816720 1753412 16660 Average: 5640103 7384446 2527317 30.94 55414 1854689 721841 7.83 702996 1632174 82702 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:03 ens3 417.28 228.53 1466.72 65.73 0.00 0.00 0.00 0.00 07:06:03 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 27.70 20.53 273.95 3.42 0.00 0.00 0.00 0.00 07:07:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 271.90 270.70 1410.15 50.94 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 54.46 62.64 26.94 602.00 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 194.23 146.66 798.86 182.00 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 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-2176) 01/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:03 all 21.80 0.00 2.10 5.23 2.52 68.35 07:06:03 0 8.26 0.00 1.57 3.72 1.83 84.62 07:06:03 1 14.27 0.00 1.99 8.29 1.94 73.50 07:06:03 2 31.72 0.00 2.13 5.72 3.20 57.24 07:06:03 3 32.87 0.00 2.74 3.20 3.12 58.07 07:07:01 all 20.80 0.00 1.24 1.84 1.61 74.52 07:07:01 0 11.36 0.00 0.69 0.16 0.83 86.97 07:07:01 1 35.50 0.00 1.20 1.28 2.63 59.38 07:07:01 2 20.66 0.00 1.80 4.77 1.65 71.12 07:07:01 3 15.58 0.00 1.25 1.13 1.29 80.74 07:08:01 all 36.72 0.00 2.00 1.65 5.13 54.50 07:08:01 0 44.33 0.00 2.03 2.05 5.14 46.45 07:08:01 1 31.88 0.00 1.78 1.04 4.74 60.56 07:08:01 2 33.53 0.00 2.35 2.03 5.48 56.61 07:08:01 3 37.16 0.00 1.83 1.48 5.20 54.34 07:09:01 all 20.85 0.00 0.81 1.01 1.54 75.79 07:09:01 0 8.88 0.00 0.71 0.35 1.16 88.90 07:09:01 1 35.72 0.00 1.21 2.28 2.22 58.57 07:09:01 2 31.79 0.00 0.96 0.55 2.07 64.63 07:09:01 3 6.93 0.00 0.37 0.83 0.70 91.18 Average: all 25.09 0.00 1.54 2.44 2.71 68.22 Average: 0 18.28 0.00 1.26 1.58 2.26 76.62 Average: 1 29.31 0.00 1.55 3.23 2.89 63.02 Average: 2 29.50 0.00 1.81 3.26 3.11 62.32 Average: 3 23.26 0.00 1.55 1.67 2.60 70.92