---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-448 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 431 1368 0 2144 3250 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:9d:a2:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe9d:a290/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-448) 07/15/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 112.31 53.78 58.53 3532.16 5184.41 07:07:01 71.00 17.18 53.82 1225.26 9061.42 07:08:01 75.90 20.76 55.14 940.24 7772.57 07:09:01 22.76 1.32 21.45 65.72 4766.81 Average: 70.50 23.26 47.24 1440.93 6696.24 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1875448 3315744 2163204 53.56 37212 1566664 657216 12.92 583852 1424064 88696 07:07:01 1704764 3403728 2333888 57.79 57100 1789712 548936 10.79 506576 1640036 130924 07:08:01 1363212 3282520 2675440 66.25 62676 1999748 658728 12.95 745672 1733420 117484 07:09:01 1409248 3342676 2629404 65.11 64396 2011184 599332 11.78 692420 1738372 18112 Average: 1588168 3336167 2450484 60.68 55346 1841827 616053 12.11 632130 1633973 88804 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:06:01 ens3 302.10 189.32 1433.76 63.37 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 55.67 33.89 420.81 12.78 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 236.29 254.17 1258.28 53.08 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 50.42 62.97 27.57 606.26 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 161.13 135.09 785.13 183.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-448) 07/15/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.16 0.00 1.76 4.22 4.44 68.42 07:06:01 0 14.07 0.00 1.39 2.29 4.02 78.23 07:06:01 1 26.37 0.00 1.97 4.29 4.57 62.80 07:06:01 2 27.83 0.00 2.27 7.88 5.30 56.73 07:06:01 3 16.33 0.00 1.46 2.44 3.85 75.93 07:07:01 all 19.13 0.00 1.33 2.61 2.79 74.14 07:07:01 0 8.62 0.00 0.58 1.44 1.95 87.42 07:07:01 1 6.44 0.00 1.01 2.48 1.93 88.15 07:07:01 2 30.96 0.00 1.79 5.61 3.69 57.95 07:07:01 3 30.45 0.00 1.97 0.89 3.57 63.13 07:08:01 all 34.70 0.00 1.84 1.57 7.97 53.92 07:08:01 0 38.56 0.00 1.77 2.38 8.50 48.80 07:08:01 1 29.56 0.00 2.03 1.09 7.64 59.68 07:08:01 2 36.31 0.00 2.09 1.39 8.34 51.86 07:08:01 3 34.39 0.00 1.40 1.43 7.43 55.34 07:09:01 all 19.45 0.00 1.06 1.11 2.66 75.71 07:09:01 0 24.03 0.00 0.84 0.38 3.14 71.62 07:09:01 1 34.03 0.00 1.40 0.46 3.61 60.50 07:09:01 2 13.58 0.00 1.23 2.58 2.49 80.12 07:09:01 3 6.11 0.00 0.81 1.01 1.39 90.68 Average: all 23.64 0.00 1.50 2.38 4.48 68.00 Average: 0 21.37 0.00 1.15 1.62 4.41 71.45 Average: 1 24.13 0.00 1.60 2.08 4.45 67.74 Average: 2 27.21 0.00 1.85 4.36 4.97 61.61 Average: 3 21.87 0.00 1.41 1.44 4.07 71.20