---> uname -a: Linux prd-centos8-docker-8c-8g-9489.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 27072 19 3759 30368 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:3a:cf:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe3a:cfc2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:22:a6:a9 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 inet6 fe80::42:ff:fe22:a6a9/64 scope link 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) 05/11/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 308.70 24.15 284.54 7176.56 9779.49 03:40:01 AM 536.14 17.30 518.84 2736.46 18108.64 03:41:01 AM 302.89 3.27 299.62 542.02 47894.93 Average: 382.38 14.90 367.48 3483.56 25283.72 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29438116 31279312 3217596 9.85 2688 2161032 1391528 4.13 148532 2629292 287972 03:40:01 AM 28261320 30491424 4394392 13.46 2688 2539020 1927948 5.72 251844 3643932 194324 03:41:01 AM 26324460 29561676 6331252 19.39 2688 3530556 2781528 8.25 590788 5177460 28 Average: 28007965 30444137 4647747 14.23 2688 2743536 2033668 6.03 330388 3816895 160775 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 487.91 305.18 2502.33 86.17 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 448.22 398.63 4581.40 62.68 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 562.37 417.35 9154.42 45.73 0.00 0.00 0.00 0.00 03:41:01 AM docker0 17.69 24.55 0.97 308.13 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 499.59 373.73 5416.16 64.85 0.00 0.00 0.00 0.00 Average: docker0 5.91 8.20 0.32 102.95 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) 05/11/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.64 0.00 1.91 0.64 0.06 82.76 03:39:01 AM 0 14.07 0.00 2.51 0.23 0.07 83.12 03:39:01 AM 1 18.33 0.00 2.63 0.33 0.07 78.64 03:39:01 AM 2 9.37 0.00 1.02 0.33 0.05 89.23 03:39:01 AM 3 24.76 0.00 2.12 0.48 0.05 72.58 03:39:01 AM 4 17.99 0.00 1.39 0.37 0.08 80.17 03:39:01 AM 5 10.25 0.00 2.11 0.30 0.03 87.31 03:39:01 AM 6 9.13 0.00 2.11 2.94 0.05 85.76 03:39:01 AM 7 13.23 0.00 1.37 0.08 0.05 85.27 03:40:01 AM all 23.48 0.00 1.65 1.26 0.09 73.51 03:40:01 AM 0 27.34 0.00 2.21 1.53 0.10 68.82 03:40:01 AM 1 20.39 0.00 1.33 0.77 0.10 77.42 03:40:01 AM 2 16.83 0.00 1.21 0.45 0.10 81.41 03:40:01 AM 3 24.29 0.00 1.51 1.22 0.08 72.89 03:40:01 AM 4 16.43 0.00 2.01 1.81 0.10 79.64 03:40:01 AM 5 27.19 0.00 1.90 2.01 0.08 68.82 03:40:01 AM 6 16.66 0.00 1.58 1.60 0.08 80.08 03:40:01 AM 7 38.70 0.00 1.44 0.70 0.10 59.06 03:41:01 AM all 22.01 0.00 3.05 0.92 0.09 73.92 03:41:01 AM 0 23.68 0.00 4.08 1.47 0.10 70.68 03:41:01 AM 1 16.03 0.00 2.88 0.69 0.10 80.30 03:41:01 AM 2 29.22 0.00 3.37 1.44 0.08 65.88 03:41:01 AM 3 23.13 0.00 2.68 0.29 0.08 73.81 03:41:01 AM 4 24.89 0.00 2.35 0.74 0.10 71.92 03:41:01 AM 5 10.92 0.00 3.17 1.12 0.08 84.70 03:41:01 AM 6 21.41 0.00 2.08 0.44 0.08 75.99 03:41:01 AM 7 26.86 0.00 3.83 1.19 0.08 68.04 Average: all 20.04 0.00 2.20 0.94 0.08 76.74 Average: 0 21.68 0.00 2.93 1.07 0.09 74.22 Average: 1 18.25 0.00 2.28 0.60 0.09 78.79 Average: 2 18.46 0.00 1.87 0.74 0.08 78.85 Average: 3 24.06 0.00 2.10 0.66 0.07 73.09 Average: 4 19.77 0.00 1.92 0.97 0.09 77.25 Average: 5 16.12 0.00 2.39 1.15 0.07 80.28 Average: 6 15.73 0.00 1.92 1.66 0.07 80.62 Average: 7 26.26 0.00 2.21 0.66 0.08 70.79