---> uname -a: Linux prd-centos8-docker-8c-8g-2698.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 992 28291 19 2606 30452 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:98:c9:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.183/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86231sec preferred_lft 86231sec inet6 fe80::f816:3eff:fe98:c995/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:6c:bf:69 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/18/2026 _x86_64_ (8 CPU) 05:21:34 LINUX RESTART (8 CPU) 05:22:01 AM tps rtps wtps bread/s bwrtn/s 05:23:01 AM 291.10 20.03 271.08 3940.95 8763.68 05:24:01 AM 222.44 5.48 216.96 1243.72 19284.76 Average: 256.77 12.75 244.02 2592.34 14024.22 05:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:23:01 AM 29039248 30899736 3616464 11.07 2688 2177516 1783716 5.29 161260 3001152 218252 05:24:01 AM 29002096 31211716 3653616 11.19 2688 2519724 1432448 4.25 431956 2733088 27644 Average: 29020672 31055726 3635040 11.13 2688 2348620 1608082 4.77 296608 2867120 122948 05:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 AM eth0 174.86 137.62 1674.85 40.13 0.00 0.00 0.00 0.00 05:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 AM eth0 378.71 296.22 4744.20 39.19 0.00 0.00 0.00 0.00 05:24:01 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 276.78 216.92 3209.52 39.66 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/18/2026 _x86_64_ (8 CPU) 05:21:34 LINUX RESTART (8 CPU) 05:22:01 AM CPU %user %nice %system %iowait %steal %idle 05:23:01 AM all 12.73 0.00 1.25 0.66 0.05 85.31 05:23:01 AM 0 12.50 0.00 0.83 0.18 0.07 86.41 05:23:01 AM 1 9.42 0.00 0.89 0.40 0.07 89.23 05:23:01 AM 2 12.50 0.00 1.67 1.02 0.05 84.75 05:23:01 AM 3 13.03 0.00 0.67 0.07 0.03 86.20 05:23:01 AM 4 14.21 0.00 1.20 0.35 0.03 84.20 05:23:01 AM 5 15.97 0.00 2.05 0.53 0.03 81.41 05:23:01 AM 6 8.17 0.00 0.52 0.40 0.03 90.88 05:23:01 AM 7 16.02 0.00 2.16 2.36 0.07 79.39 05:24:01 AM all 29.66 0.00 1.32 0.73 0.06 68.22 05:24:01 AM 0 34.31 0.00 1.12 0.50 0.07 64.01 05:24:01 AM 1 25.79 0.00 1.27 0.92 0.07 71.95 05:24:01 AM 2 28.10 0.00 1.42 1.05 0.07 69.36 05:24:01 AM 3 22.67 0.00 1.54 0.58 0.07 75.14 05:24:01 AM 4 37.57 0.00 1.47 0.87 0.07 60.02 05:24:01 AM 5 20.67 0.00 1.32 1.40 0.05 76.55 05:24:01 AM 6 43.43 0.00 1.12 0.27 0.07 55.12 05:24:01 AM 7 24.71 0.00 1.32 0.27 0.05 73.65 Average: all 21.19 0.00 1.29 0.70 0.06 76.77 Average: 0 23.40 0.00 0.98 0.34 0.07 75.21 Average: 1 17.61 0.00 1.08 0.66 0.07 80.58 Average: 2 20.31 0.00 1.55 1.04 0.06 77.05 Average: 3 17.86 0.00 1.10 0.33 0.05 80.67 Average: 4 25.88 0.00 1.34 0.61 0.05 72.12 Average: 5 18.32 0.00 1.69 0.97 0.04 78.98 Average: 6 25.80 0.00 0.82 0.33 0.05 73.00 Average: 7 20.37 0.00 1.74 1.31 0.06 76.52