---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-283 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 466 5321 0 2188 7229 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:bd:a7:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:febd:a7d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-283) 05/07/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 169.29 85.77 83.52 4951.71 40348.63 14:57:01 81.54 29.51 52.03 1686.24 8733.89 14:58:01 69.29 9.32 59.97 520.98 7784.57 14:59:01 32.14 3.52 28.62 135.55 5577.47 Average: 88.06 32.03 56.04 1823.54 15610.43 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6042396 7440648 2125016 26.02 36428 1542644 673680 7.31 559576 1404428 71956 14:57:01 5674996 7381000 2492416 30.52 56852 1813664 839556 9.11 638616 1658608 130072 14:58:01 5385104 7203368 2782308 34.07 63636 1913936 924916 10.04 877480 1698400 4580 14:59:01 5479940 7431296 2687472 32.90 67180 2041104 657460 7.13 715032 1762764 8964 Average: 5645609 7364078 2521803 30.88 56024 1827837 773903 8.40 697676 1631050 53893 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 329.70 199.78 1288.12 63.40 0.00 0.00 0.00 0.00 14:56:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 14:57:01 ens3 76.94 58.05 715.67 14.78 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 278.72 312.86 1327.45 55.51 0.00 0.00 0.00 0.00 14:58:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 104.55 117.36 285.76 616.49 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 197.47 172.01 904.22 187.56 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-283) 05/07/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.62 0.00 2.68 6.04 4.52 66.14 14:56:01 0 8.17 0.00 1.87 11.27 3.60 75.09 14:56:01 1 14.39 0.00 1.18 4.94 4.44 75.05 14:56:01 2 38.56 0.00 5.55 4.48 5.52 45.90 14:56:01 3 21.41 0.00 2.13 3.45 4.55 68.46 14:57:01 all 20.17 0.00 1.37 2.78 2.75 72.94 14:57:01 0 5.96 0.00 1.04 7.05 1.72 84.23 14:57:01 1 12.96 0.00 1.04 1.29 2.49 82.22 14:57:01 2 56.98 0.00 2.94 2.61 4.57 32.90 14:57:01 3 4.86 0.00 0.43 0.20 2.19 92.33 14:58:01 all 38.48 0.00 2.16 0.92 8.58 49.87 14:58:01 0 35.39 0.00 1.62 0.33 7.60 55.07 14:58:01 1 46.52 0.00 1.60 1.57 8.39 41.93 14:58:01 2 39.06 0.00 2.54 0.83 8.63 48.94 14:58:01 3 33.01 0.00 2.88 0.95 9.70 53.46 14:59:01 all 19.93 0.00 1.16 1.01 2.55 75.35 14:59:01 0 6.51 0.00 0.56 0.02 1.52 91.39 14:59:01 1 11.38 0.00 0.86 2.20 2.11 83.45 14:59:01 2 27.74 0.00 1.45 1.39 3.08 66.34 14:59:01 3 34.05 0.00 1.78 0.43 3.44 60.30 Average: all 24.85 0.00 1.84 2.68 4.61 66.01 Average: 0 14.07 0.00 1.28 4.66 3.62 76.37 Average: 1 21.37 0.00 1.17 2.50 4.37 70.59 Average: 2 40.57 0.00 3.12 2.32 5.46 48.53 Average: 3 23.38 0.00 1.81 1.26 5.00 68.56