---> uname -a: Linux prd-centos8-docker-8c-8g-2727.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1005 28121 19 2761 30433 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b7:62:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.2/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86226sec preferred_lft 86226sec inet6 fe80::f816:3eff:feb7:6220/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:f1:e0:66 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/22/2026 _x86_64_ (8 CPU) 10:00:33 LINUX RESTART (8 CPU) 10:01:01 AM tps rtps wtps bread/s bwrtn/s 10:02:01 AM 181.56 15.31 166.26 3256.36 10511.21 10:03:01 AM 221.71 5.42 216.30 1197.53 20757.81 Average: 201.63 10.36 191.27 2227.21 15633.23 10:01:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:02:01 AM 29019620 31015524 3633752 11.13 2688 2311300 1834752 5.44 163840 3003300 247920 10:03:01 AM 28811036 31166148 3842336 11.77 2688 2663368 1489552 4.42 440368 2902136 12588 Average: 28915328 31090836 3738044 11.45 2688 2487334 1662152 4.93 302104 2952718 130254 10:01:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 AM eth0 168.07 116.62 2009.64 35.80 0.00 0.00 0.00 0.00 10:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 AM eth0 384.14 297.45 5000.41 43.34 0.00 0.00 0.00 0.00 10:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 276.08 207.01 3504.65 39.57 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/22/2026 _x86_64_ (8 CPU) 10:00:33 LINUX RESTART (8 CPU) 10:01:01 AM CPU %user %nice %system %iowait %steal %idle 10:02:01 AM all 12.10 0.00 1.18 0.56 0.05 86.11 10:02:01 AM 0 10.26 0.00 0.68 0.85 0.07 88.14 10:02:01 AM 1 16.03 0.00 1.49 0.43 0.05 82.00 10:02:01 AM 2 32.77 0.00 3.24 1.15 0.08 62.76 10:02:01 AM 3 7.73 0.00 0.85 0.78 0.05 90.58 10:02:01 AM 4 2.71 0.00 0.47 0.45 0.07 96.30 10:02:01 AM 5 6.88 0.00 0.77 0.45 0.03 91.86 10:02:01 AM 6 15.22 0.00 1.40 0.32 0.03 83.03 10:02:01 AM 7 5.11 0.00 0.55 0.07 0.03 94.24 10:03:01 AM all 31.07 0.00 1.40 0.72 0.08 66.73 10:03:01 AM 0 20.28 0.00 1.47 0.73 0.07 77.45 10:03:01 AM 1 22.09 0.00 1.64 0.47 0.08 75.72 10:03:01 AM 2 31.35 0.00 1.64 1.64 0.08 65.29 10:03:01 AM 3 30.15 0.00 1.27 0.82 0.08 67.68 10:03:01 AM 4 30.87 0.00 2.08 1.12 0.07 65.87 10:03:01 AM 5 35.15 0.00 1.07 0.23 0.08 63.46 10:03:01 AM 6 45.73 0.00 0.62 0.22 0.10 53.33 10:03:01 AM 7 32.98 0.00 1.39 0.55 0.08 64.99 Average: all 21.58 0.00 1.29 0.64 0.07 76.42 Average: 0 15.27 0.00 1.08 0.79 0.07 82.79 Average: 1 19.06 0.00 1.56 0.45 0.07 78.86 Average: 2 32.06 0.00 2.44 1.39 0.08 64.02 Average: 3 18.93 0.00 1.06 0.80 0.07 79.14 Average: 4 16.79 0.00 1.27 0.79 0.07 81.08 Average: 5 21.02 0.00 0.92 0.34 0.06 77.66 Average: 6 30.46 0.00 1.01 0.27 0.07 68.20 Average: 7 19.03 0.00 0.97 0.31 0.06 79.63