---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1540 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 7.7G 12G 41% / 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 463 5156 0 2356 7228 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:96:70:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe96:70d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1540) 10/31/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 136.84 54.82 82.02 3587.00 8629.91 07:07:01 114.63 45.01 69.62 2842.06 14289.75 07:08:01 37.04 1.97 35.08 111.05 9552.41 Average: 96.17 33.93 62.24 2180.04 10824.02 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5788908 7401692 2378512 29.12 50480 1731740 689920 7.49 586700 1608868 214568 07:07:01 5292512 7399616 2874908 35.20 66752 2193028 693184 7.52 733488 1923320 238776 07:08:01 5271344 7394068 2896076 35.46 69916 2204832 699252 7.59 767176 1909408 10284 Average: 5450921 7398459 2716499 33.26 62383 2043200 694119 7.53 695788 1813865 154543 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 400.85 267.42 2081.17 70.71 0.00 0.00 0.00 0.00 07:06:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 193.15 177.59 2380.32 36.48 0.00 0.00 0.00 0.00 07:07:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 07:08:01 ens3 74.25 71.32 35.55 671.24 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 222.75 172.11 1499.01 259.48 0.00 0.00 0.00 0.00 Average: lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1540) 10/31/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.37 0.00 1.83 3.81 0.08 71.91 07:06:01 0 17.27 0.00 1.35 0.83 0.07 80.48 07:06:01 1 33.34 0.00 2.34 2.32 0.10 61.90 07:06:01 2 15.54 0.00 1.51 3.77 0.07 79.12 07:06:01 3 23.28 0.00 2.12 8.34 0.08 66.17 07:07:01 all 34.59 0.00 1.81 2.13 0.11 61.37 07:07:01 0 32.59 0.00 1.35 0.73 0.12 65.21 07:07:01 1 28.86 0.00 1.89 3.72 0.10 65.43 07:07:01 2 37.12 0.00 2.06 2.82 0.12 57.88 07:07:01 3 39.81 0.00 1.97 1.24 0.10 56.88 07:08:01 all 20.56 0.00 1.03 0.97 0.05 77.39 07:08:01 0 16.63 0.00 0.92 0.15 0.03 82.27 07:08:01 1 13.94 0.00 1.02 1.02 0.05 83.97 07:08:01 2 6.78 0.00 1.12 2.59 0.02 89.49 07:08:01 3 44.88 0.00 1.02 0.12 0.10 53.89 Average: all 25.84 0.00 1.56 2.30 0.08 70.22 Average: 0 22.17 0.00 1.21 0.57 0.07 75.98 Average: 1 25.38 0.00 1.75 2.36 0.08 70.43 Average: 2 19.79 0.00 1.56 3.06 0.07 75.52 Average: 3 35.99 0.00 1.70 3.23 0.09 58.98