---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-915 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 481 5279 0 2214 7214 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:44:e4:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.188/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe44:e4a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-915) 04/19/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 128.16 54.27 73.89 3574.01 23085.92 07:07:01 82.56 31.32 51.25 1730.28 9464.57 07:08:01 46.53 10.80 35.73 634.96 7749.91 07:09:01 23.29 0.35 22.94 33.72 5882.84 Average: 70.08 24.15 45.93 1492.28 11554.76 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5898796 7368064 2268624 27.78 39444 1607984 737720 8.00 643672 1458152 120912 07:07:01 5566552 7281696 2600868 31.84 58620 1819936 815120 8.84 740996 1661940 112992 07:08:01 5433944 7409532 2733476 33.47 65148 2067256 667976 7.25 742348 1781764 160136 07:09:01 5458304 7437264 2709116 33.17 67188 2068232 623092 6.76 720292 1779264 10480 Average: 5589399 7374139 2578021 31.56 57600 1890852 710977 7.71 711827 1670280 101130 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 408.23 213.88 1478.46 63.38 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 78.24 66.48 559.83 17.50 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 208.98 197.77 1750.85 686.88 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 12.25 12.93 9.23 6.05 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 177.34 123.00 951.20 194.18 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-915) 04/19/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.30 0.00 1.96 3.73 1.37 69.65 07:06:02 0 24.70 0.00 1.78 6.29 1.56 65.68 07:06:02 1 15.83 0.00 1.48 2.88 1.05 78.77 07:06:02 2 19.67 0.00 2.07 1.90 1.27 75.09 07:06:02 3 32.98 0.00 2.52 3.85 1.58 59.07 07:07:01 all 26.28 0.00 1.61 2.02 1.44 68.65 07:07:01 0 30.32 0.00 1.99 1.67 1.72 64.30 07:07:01 1 24.26 0.00 1.54 2.13 1.60 70.47 07:07:01 2 37.40 0.00 2.05 0.29 1.57 58.69 07:07:01 3 13.17 0.00 0.83 3.98 0.86 81.15 07:08:01 all 36.09 0.00 1.85 0.95 2.21 58.90 07:08:01 0 25.11 0.00 1.88 0.27 1.91 70.84 07:08:01 1 33.64 0.00 1.68 1.97 2.17 60.54 07:08:01 2 54.06 0.00 2.33 0.17 2.71 40.73 07:08:01 3 31.57 0.00 1.52 1.41 2.05 63.44 07:09:01 all 20.82 0.00 1.07 0.88 0.73 76.51 07:09:01 0 53.42 0.00 1.65 0.40 1.43 43.10 07:09:01 1 18.32 0.00 1.32 1.00 0.50 78.86 07:09:01 2 5.30 0.00 0.70 0.02 0.32 93.67 07:09:01 3 6.25 0.00 0.65 2.08 0.68 90.35 Average: all 26.63 0.00 1.62 1.89 1.44 68.42 Average: 0 33.38 0.00 1.82 2.16 1.66 60.98 Average: 1 23.00 0.00 1.50 1.99 1.33 72.17 Average: 2 29.09 0.00 1.79 0.59 1.47 67.06 Average: 3 21.03 0.00 1.38 2.82 1.30 73.47