---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-26 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 468 5326 0 2181 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:27:7e:0b brd ff:ff:ff:ff:ff:ff inet 10.32.7.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe27:7e0b/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-26) 04/07/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 163.87 80.92 82.95 4855.86 40958.26 07:07:01 85.25 30.00 55.26 1700.78 9834.76 07:08:01 69.02 8.90 60.12 511.51 7254.66 07:09:01 28.11 3.40 24.71 129.31 4975.30 Average: 86.56 30.80 55.76 1799.37 15755.74 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5966364 7392088 2201056 26.95 37156 1568548 723492 7.85 609484 1430352 83752 07:07:01 5616572 7317840 2550848 31.23 56952 1808736 834012 9.05 703676 1654056 95632 07:08:01 5516708 7447644 2650712 32.45 64928 2023700 634576 6.89 690580 1753436 113036 07:09:01 5418436 7364136 2748984 33.66 67648 2035156 724080 7.86 783048 1757772 8460 Average: 5629520 7380427 2537900 31.07 56671 1859035 729040 7.91 696697 1648904 75220 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 432.03 268.36 1517.79 69.04 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 66.34 52.12 455.72 14.99 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 319.35 366.34 1571.38 60.48 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 07:09:01 ens3 59.57 64.67 30.49 610.91 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 219.32 187.87 893.84 188.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-26) 04/07/26 _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 21.19 0.00 2.67 5.03 1.74 69.38 07:06:01 0 14.32 0.00 1.71 3.66 1.16 79.15 07:06:01 1 20.42 0.00 2.99 6.80 1.68 68.12 07:06:01 2 36.17 0.00 4.19 3.99 2.29 53.36 07:06:01 3 13.85 0.00 1.81 5.65 1.81 76.89 07:07:01 all 22.55 0.00 1.61 2.91 2.09 70.83 07:07:01 0 22.17 0.00 1.81 2.02 1.49 72.51 07:07:01 1 8.20 0.00 1.01 6.78 1.82 82.20 07:07:01 2 42.90 0.00 2.54 1.50 2.51 50.55 07:07:01 3 16.97 0.00 1.07 1.36 2.56 78.04 07:08:01 all 40.38 0.00 2.48 0.69 4.49 51.97 07:08:01 0 39.28 0.00 2.05 0.41 4.15 54.11 07:08:01 1 39.00 0.00 2.82 1.10 4.58 52.50 07:08:01 2 35.86 0.00 2.99 0.18 4.83 56.14 07:08:01 3 47.40 0.00 2.08 1.05 4.38 45.08 07:09:01 all 20.25 0.00 0.88 1.12 1.21 76.54 07:09:01 0 29.91 0.00 1.35 1.59 1.71 65.44 07:09:01 1 18.53 0.00 0.50 1.58 0.88 78.51 07:09:01 2 28.81 0.00 1.13 0.55 1.50 68.02 07:09:01 3 3.74 0.00 0.53 0.75 0.75 94.23 Average: all 26.12 0.00 1.91 2.43 2.39 67.15 Average: 0 26.46 0.00 1.73 1.92 2.14 67.76 Average: 1 21.56 0.00 1.83 4.06 2.24 70.31 Average: 2 35.94 0.00 2.71 1.55 2.79 57.01 Average: 3 20.53 0.00 1.37 2.20 2.38 73.52