---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7041 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 7.7G 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 460 5230 0 2285 7233 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:8f:88:42 brd ff:ff:ff:ff:ff:ff inet 10.32.6.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe8f:8842/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7041) 07/30/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 126.01 54.59 71.42 3587.27 29054.24 07:07:01 76.59 21.46 55.12 1406.43 9945.54 07:08:01 61.10 16.97 44.13 847.18 9271.10 07:09:01 26.18 2.00 24.18 115.98 6236.96 Average: 72.47 23.76 48.71 1489.16 13626.60 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5986148 7416652 2181272 26.71 37424 1573116 710876 7.71 586692 1433040 89716 07:07:01 5644052 7407804 2523368 30.90 58512 1866592 829524 9.00 608996 1715080 156756 07:08:01 5349532 7391168 2817888 34.50 66276 2129860 704608 7.65 756848 1848832 157372 07:09:01 5383368 7433016 2784052 34.09 68352 2135432 655704 7.11 722652 1848004 9404 Average: 5590775 7412160 2576645 31.55 57641 1926250 725178 7.87 668797 1711239 103312 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 444.96 256.57 1500.14 68.41 0.00 0.00 0.00 0.00 07:07:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 71.12 56.32 526.18 13.01 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 181.31 166.05 1858.60 24.75 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 53.49 64.02 30.54 672.09 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 187.72 135.75 978.94 194.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7041) 07/30/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.70 0.00 1.74 3.98 0.96 72.62 07:06:01 0 8.28 0.00 1.22 6.51 0.63 83.35 07:06:01 1 11.04 0.00 1.12 4.72 0.60 82.52 07:06:01 2 28.13 0.00 2.19 2.79 1.42 65.46 07:06:01 3 35.36 0.00 2.43 1.88 1.18 59.14 07:07:01 all 22.19 0.00 1.38 1.92 0.81 73.69 07:07:01 0 9.49 0.00 0.80 1.84 0.44 87.42 07:07:01 1 12.04 0.00 0.55 1.17 0.43 85.81 07:07:01 2 49.97 0.00 2.84 0.63 1.72 44.84 07:07:01 3 17.22 0.00 1.33 4.06 0.67 76.71 07:08:01 all 38.24 0.00 1.91 1.25 2.71 55.89 07:08:01 0 32.43 0.00 1.49 2.78 2.31 61.00 07:08:01 1 47.49 0.00 2.26 0.35 3.08 46.81 07:08:01 2 40.17 0.00 1.66 0.76 2.81 54.59 07:08:01 3 32.84 0.00 2.22 1.10 2.62 61.23 07:09:01 all 20.90 0.00 1.09 0.93 0.67 76.42 07:09:01 0 4.71 0.00 0.50 1.00 0.32 93.48 07:09:01 1 29.15 0.00 1.08 0.08 0.78 68.90 07:09:01 2 16.84 0.00 1.25 2.13 0.82 78.96 07:09:01 3 32.92 0.00 1.52 0.48 0.78 64.30 Average: all 25.51 0.00 1.53 2.02 1.29 69.65 Average: 0 13.72 0.00 1.00 3.03 0.92 81.32 Average: 1 24.94 0.00 1.25 1.58 1.23 71.00 Average: 2 33.78 0.00 1.98 1.58 1.69 60.97 Average: 3 29.58 0.00 1.87 1.88 1.31 65.35