---> uname -a: Linux prd-centos8-docker-8c-8g-129.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 1073 27130 19 3686 30354 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:e3:61:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fee3:6100/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:af:05:46 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:a8ff:feaf:546/64 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) 03/07/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 212.96 14.43 198.53 3095.37 10842.02 03:40:01 AM 407.95 5.57 402.38 1232.33 15033.28 03:41:01 AM 254.42 2.90 251.52 447.78 44735.08 Average: 291.77 7.63 284.14 1591.78 23538.44 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29235676 31131420 3420036 10.47 2688 2212352 1983632 5.89 188648 2767628 164856 03:40:01 AM 27862684 30165768 4793028 14.68 2688 2610624 2171112 6.44 391324 3897368 184144 03:41:01 AM 27820916 31111572 4834796 14.81 2688 3584368 1503488 4.46 650756 3631496 133660 Average: 28306425 30802920 4349287 13.32 2688 2802448 1886077 5.60 410243 3432164 160887 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 201.85 167.81 2257.08 47.50 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 419.93 357.64 5659.30 51.77 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 595.54 468.63 7088.98 1366.23 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.05 11.79 0.53 307.81 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 405.78 331.37 5001.87 488.57 0.00 0.00 0.00 0.00 Average: docker0 3.02 3.93 0.18 102.62 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) 03/07/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.48 0.00 1.26 0.82 0.08 84.36 03:39:01 AM 0 13.85 0.00 0.75 0.13 0.08 85.18 03:39:01 AM 1 20.66 0.00 1.52 0.95 0.08 76.78 03:39:01 AM 2 5.13 0.00 0.77 0.60 0.10 93.40 03:39:01 AM 3 13.79 0.00 1.19 1.45 0.07 83.50 03:39:01 AM 4 15.77 0.00 2.11 0.74 0.08 81.30 03:39:01 AM 5 16.70 0.00 1.91 1.09 0.07 80.24 03:39:01 AM 6 13.58 0.00 1.22 1.37 0.07 83.77 03:39:01 AM 7 8.37 0.00 0.60 0.23 0.10 90.69 03:40:01 AM all 29.59 0.00 1.82 1.39 0.11 67.09 03:40:01 AM 0 19.18 0.00 1.41 0.79 0.10 78.53 03:40:01 AM 1 35.77 0.00 2.06 1.14 0.10 60.93 03:40:01 AM 2 26.96 0.00 1.93 1.78 0.12 69.20 03:40:01 AM 3 26.06 0.00 1.55 0.99 0.10 71.30 03:40:01 AM 4 30.15 0.00 2.15 2.57 0.12 65.02 03:40:01 AM 5 28.64 0.00 1.58 1.06 0.12 68.61 03:40:01 AM 6 28.94 0.00 2.22 2.39 0.10 66.36 03:40:01 AM 7 41.02 0.00 1.66 0.42 0.12 56.78 03:41:01 AM all 16.46 0.00 3.49 1.67 0.10 78.28 03:41:01 AM 0 12.09 0.00 3.92 2.15 0.10 81.74 03:41:01 AM 1 11.85 0.00 3.68 2.10 0.10 82.26 03:41:01 AM 2 12.77 0.00 3.23 1.04 0.10 82.85 03:41:01 AM 3 17.78 0.00 3.29 1.57 0.12 77.25 03:41:01 AM 4 16.89 0.00 3.95 4.54 0.08 74.53 03:41:01 AM 5 23.32 0.00 3.72 0.82 0.10 72.04 03:41:01 AM 6 17.53 0.00 3.13 0.64 0.10 78.60 03:41:01 AM 7 19.41 0.00 3.02 0.50 0.10 76.96 Average: all 19.84 0.00 2.19 1.29 0.10 76.58 Average: 0 15.04 0.00 2.02 1.02 0.09 81.82 Average: 1 22.77 0.00 2.42 1.40 0.09 73.32 Average: 2 14.94 0.00 1.98 1.14 0.11 81.83 Average: 3 19.20 0.00 2.01 1.34 0.10 77.36 Average: 4 20.94 0.00 2.73 2.61 0.10 73.62 Average: 5 22.88 0.00 2.40 0.99 0.10 73.64 Average: 6 20.00 0.00 2.19 1.47 0.09 76.26 Average: 7 22.91 0.00 1.76 0.39 0.11 74.84