---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2020 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 477 5315 0 2183 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:3d:2f:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe3d:2fd0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2020) 05/01/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:01 150.25 66.37 83.89 4331.41 41636.48 14:57:01 90.75 30.21 60.54 1703.98 9706.12 14:58:01 67.70 8.72 58.98 508.93 7294.40 14:59:01 26.56 3.47 23.09 131.96 4981.27 Average: 83.54 27.03 56.51 1658.03 15797.90 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5952384 7386112 2215036 27.12 37192 1573716 931624 10.11 614488 1436464 88508 14:57:01 5576364 7287088 2591056 31.72 58044 1816368 816340 8.86 734600 1660172 97808 14:58:01 5450028 7388852 2717392 33.27 65376 2030976 695592 7.55 749800 1759244 116056 14:59:01 5456380 7404008 2711040 33.19 67820 2036780 679180 7.37 743524 1757876 9016 Average: 5608789 7366515 2558631 31.33 57108 1864460 780684 8.47 710603 1653439 77847 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 422.70 241.53 1602.36 67.61 0.00 0.00 0.00 0.00 14:56:01 lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 92.68 88.60 505.57 20.60 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 300.53 338.15 1490.39 56.63 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 60.46 63.85 32.25 607.55 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 218.24 182.78 904.70 188.62 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 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-2020) 05/01/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.18 0.00 2.70 4.49 1.32 69.30 14:56:01 0 9.17 0.00 1.51 5.04 0.88 83.41 14:56:01 1 31.52 0.00 4.78 6.69 1.91 55.10 14:56:01 2 16.96 0.00 2.19 4.13 1.20 75.51 14:56:01 3 31.10 0.00 2.32 2.10 1.30 63.17 14:57:01 all 26.08 0.00 1.69 2.04 1.33 68.85 14:57:01 0 12.04 0.00 0.87 2.45 0.83 83.81 14:57:01 1 30.61 0.00 1.38 4.23 1.47 62.31 14:57:01 2 14.90 0.00 1.16 1.08 1.31 81.55 14:57:01 3 46.78 0.00 3.38 0.43 1.70 47.71 14:58:01 all 40.35 0.00 2.20 0.83 2.67 53.96 14:58:01 0 37.02 0.00 1.61 0.20 2.25 58.91 14:58:01 1 42.61 0.00 3.04 1.47 2.75 50.12 14:58:01 2 51.75 0.00 2.03 1.39 2.92 41.91 14:58:01 3 30.04 0.00 2.12 0.23 2.75 64.86 14:59:01 all 21.12 0.00 1.02 0.79 0.88 76.19 14:59:01 0 4.27 0.00 0.43 0.02 0.28 95.00 14:59:01 1 30.04 0.00 1.10 2.04 1.00 65.82 14:59:01 2 25.94 0.00 1.60 0.85 1.26 70.36 14:59:01 3 24.26 0.00 0.95 0.28 0.98 73.53 Average: all 27.46 0.00 1.90 2.03 1.55 67.06 Average: 0 15.64 0.00 1.10 1.91 1.06 80.28 Average: 1 33.72 0.00 2.57 3.59 1.78 58.33 Average: 2 27.44 0.00 1.74 1.85 1.68 67.29 Average: 3 33.05 0.00 2.19 0.76 1.69 62.32