---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8693 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 475 5350 0 2149 7221 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:37:82:3a brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe37:823a/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-8693) 11/10/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 112.00 53.75 58.25 3525.22 5231.87 12:49:01 85.51 30.57 54.94 1734.35 9666.97 12:50:01 63.77 8.88 54.89 500.45 7623.26 12:51:01 22.46 0.35 22.11 33.73 4143.04 Average: 70.88 23.36 47.52 1447.33 6653.67 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5956568 7382164 2210852 27.07 37348 1568056 723100 7.85 620516 1426748 88108 12:49:01 5594852 7297496 2572568 31.50 57232 1809232 835372 9.06 722672 1653812 104648 12:50:01 5512404 7425776 2655016 32.51 63128 2008796 652296 7.08 708596 1739448 79264 12:51:01 5502584 7419324 2664836 32.63 65080 2009992 655588 7.11 719644 1737376 13372 Average: 5641602 7381190 2525818 30.93 55697 1849019 716589 7.78 692857 1639346 71348 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 389.54 216.43 1462.90 63.87 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 75.38 49.65 442.80 17.23 0.00 0.00 0.00 0.00 12:50:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 295.93 304.32 1268.67 648.16 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 12.05 12.51 9.26 5.99 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 193.73 146.13 797.41 184.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8693) 11/10/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.45 0.00 1.75 3.18 1.37 71.25 12:48:02 0 12.98 0.00 0.78 2.09 1.47 82.68 12:48:02 1 36.15 0.00 2.46 1.28 1.50 58.61 12:48:02 2 27.04 0.00 2.46 4.75 1.56 64.18 12:48:02 3 13.72 0.00 1.28 4.60 0.93 79.48 12:49:01 all 22.96 0.00 1.49 2.44 1.86 71.26 12:49:01 0 30.36 0.00 2.09 1.11 1.87 64.56 12:49:01 1 25.32 0.00 1.43 2.19 1.68 69.37 12:49:01 2 20.75 0.00 1.51 0.87 2.08 74.79 12:49:01 3 15.41 0.00 0.97 5.56 1.82 76.24 12:50:01 all 34.22 0.00 1.72 1.09 2.96 60.01 12:50:01 0 51.03 0.00 1.59 0.55 3.06 43.78 12:50:01 1 27.21 0.00 1.29 0.63 2.50 68.36 12:50:01 2 28.18 0.00 1.63 2.44 3.20 64.54 12:50:01 3 30.48 0.00 2.32 0.74 3.08 63.39 12:51:01 all 20.79 0.00 0.86 0.88 1.02 76.45 12:51:01 0 5.34 0.00 0.47 0.03 0.27 93.89 12:51:01 1 42.18 0.00 1.20 0.38 1.52 54.72 12:51:01 2 16.84 0.00 1.03 3.01 1.24 77.88 12:51:01 3 18.83 0.00 0.76 0.07 1.05 79.30 Average: all 25.12 0.00 1.45 1.89 1.80 69.73 Average: 0 24.93 0.00 1.23 0.95 1.67 71.22 Average: 1 32.73 0.00 1.60 1.12 1.80 62.75 Average: 2 23.21 0.00 1.66 2.77 2.02 70.33 Average: 3 19.63 0.00 1.33 2.73 1.72 74.58