---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4724 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 476 5317 0 2181 7218 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:3f:24:8f brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe3f:248f/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-4724) 02/02/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 97.35 33.46 63.90 1119.89 5307.98 07:07:01 84.24 30.46 53.78 1714.54 9359.67 07:08:01 67.54 8.87 58.67 511.11 7160.54 07:09:01 25.95 1.63 24.32 75.96 4984.57 Average: 68.71 18.55 50.15 851.77 6691.99 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5929844 7377192 2237576 27.40 38964 1587136 733156 7.96 628508 1441772 89276 07:07:01 5576124 7281508 2591296 31.73 57612 1811184 850484 9.23 737136 1656040 93408 07:08:01 5499656 7432732 2667764 32.66 65276 2024676 644820 7.00 702548 1754124 116136 07:09:01 5443656 7387944 2723764 33.35 67356 2033584 687668 7.46 755312 1756588 9500 Average: 5612320 7369844 2555100 31.28 57302 1864145 729032 7.91 705876 1652131 77080 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 370.01 182.77 1434.90 60.80 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 76.33 52.00 446.44 16.09 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 352.27 388.35 1574.49 70.48 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 49.78 65.28 26.92 607.24 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 212.65 172.59 872.40 189.40 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 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-4724) 02/02/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.11 0.00 1.67 3.40 2.49 69.33 07:06:02 0 9.80 0.00 0.75 1.19 1.29 86.97 07:06:02 1 17.30 0.00 1.29 0.92 3.39 77.09 07:06:02 2 40.85 0.00 2.68 5.20 2.90 48.37 07:06:02 3 24.59 0.00 1.96 6.29 2.37 64.80 07:07:01 all 23.98 0.00 1.67 2.28 2.50 69.57 07:07:01 0 5.93 0.00 0.47 0.42 2.03 91.15 07:07:01 1 41.96 0.00 2.39 0.71 3.14 51.81 07:07:01 2 26.75 0.00 1.90 5.15 2.54 63.65 07:07:01 3 21.32 0.00 1.94 2.84 2.29 71.61 07:08:01 all 42.31 0.00 2.77 0.74 5.77 48.41 07:08:01 0 41.13 0.00 2.68 1.20 5.58 49.41 07:08:01 1 43.38 0.00 2.09 0.20 5.23 49.09 07:08:01 2 46.07 0.00 3.37 1.36 6.39 42.82 07:08:01 3 38.66 0.00 2.95 0.21 5.89 52.29 07:09:01 all 20.57 0.00 1.18 1.04 1.35 75.87 07:09:01 0 10.31 0.00 0.79 1.09 1.26 86.54 07:09:01 1 27.19 0.00 1.06 0.23 1.24 70.28 07:09:01 2 36.52 0.00 2.19 2.69 1.87 56.74 07:09:01 3 8.25 0.00 0.65 0.13 1.05 89.92 Average: all 27.53 0.00 1.82 1.86 3.04 65.74 Average: 0 16.88 0.00 1.18 0.98 2.55 78.42 Average: 1 32.40 0.00 1.70 0.51 3.26 62.13 Average: 2 37.61 0.00 2.54 3.59 3.44 52.83 Average: 3 23.26 0.00 1.88 2.36 2.91 69.60