---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11230 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 449 5374 0 2151 7247 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:e6:b9:9c brd ff:ff:ff:ff:ff:ff inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fee6:b99c/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-11230) 12/08/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 167.94 82.44 85.50 4899.30 40694.05 07:07:01 80.15 30.03 50.12 1700.92 8535.64 07:08:01 67.02 8.60 58.42 496.72 8013.33 07:09:01 24.06 0.83 23.23 47.19 4834.93 Average: 84.80 30.48 54.32 1786.16 15520.54 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6013108 7435384 2154304 26.38 37056 1564960 687876 7.46 564900 1424736 86320 07:07:01 5672960 7375904 2494452 30.54 57224 1809568 835808 9.07 644660 1653008 134932 07:08:01 5510076 7422300 2657336 32.54 63280 2007492 701620 7.61 708984 1740784 127312 07:09:01 5499704 7416148 2667708 32.66 65308 2009888 687780 7.46 723432 1737444 10796 Average: 5673962 7412434 2493450 30.53 55717 1847977 728271 7.90 660494 1638993 89840 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 483.56 261.73 1508.23 67.50 0.00 0.00 0.00 0.00 07:06:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 77.77 50.02 456.85 15.26 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 224.40 252.12 1244.33 41.19 0.00 0.00 0.00 0.00 07:08:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 07:09:01 ens3 60.72 67.82 29.36 609.66 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 211.62 157.93 809.72 183.40 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 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-11230) 12/08/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.57 0.00 2.82 5.32 1.36 69.93 07:06:01 0 18.74 0.00 1.91 4.01 1.23 74.11 07:06:01 1 19.60 0.00 2.07 2.02 1.24 75.06 07:06:01 2 19.50 0.00 2.39 10.36 1.61 66.14 07:06:01 3 24.46 0.00 4.91 4.90 1.34 64.39 07:07:01 all 22.78 0.00 1.46 2.01 1.35 72.39 07:07:01 0 4.26 0.00 0.45 0.64 1.30 93.35 07:07:01 1 48.39 0.00 2.61 1.51 1.71 45.76 07:07:01 2 19.63 0.00 1.73 4.87 1.15 72.62 07:07:01 3 18.99 0.00 1.10 1.01 1.23 77.67 07:08:01 all 35.27 0.00 1.52 1.48 2.36 59.36 07:08:01 0 54.33 0.00 1.60 0.80 2.63 40.64 07:08:01 1 29.12 0.00 1.34 1.04 2.40 66.09 07:08:01 2 27.49 0.00 1.18 3.02 1.81 66.50 07:08:01 3 30.20 0.00 1.96 1.06 2.62 64.16 07:09:01 all 21.08 0.00 0.98 0.76 1.00 76.19 07:09:01 0 1.34 0.00 0.43 1.46 0.83 95.94 07:09:01 1 28.28 0.00 0.96 0.73 1.05 68.98 07:09:01 2 36.88 0.00 1.00 0.80 1.31 60.01 07:09:01 3 17.86 0.00 1.51 0.03 0.80 79.79 Average: all 24.93 0.00 1.70 2.39 1.52 69.47 Average: 0 19.62 0.00 1.10 1.73 1.50 76.06 Average: 1 31.34 0.00 1.75 1.33 1.60 63.98 Average: 2 25.88 0.00 1.57 4.76 1.47 66.31 Average: 3 22.88 0.00 2.37 1.75 1.50 71.51