---> uname -a: Linux prd-centos8-docker-8c-8g-1285.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 1054 27220 19 3615 30376 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:22:26:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe22:2669/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:9b:ab:0f 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:dcff:fe9b:ab0f/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) 01/18/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:02 PM 222.75 14.55 208.20 3145.65 11159.08 05:14:01 PM 528.64 7.24 521.40 1294.70 16463.01 05:15:01 PM 190.97 1.62 189.36 468.03 41507.06 Average: 313.41 7.77 305.64 1629.52 23148.15 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:02 PM 29186452 31099480 3469260 10.62 2688 2228592 1980264 5.88 190188 2812780 168772 05:14:01 PM 27791176 30244048 4864536 14.90 2688 2757540 2142256 6.36 401180 3946632 311556 05:15:01 PM 27930144 31160272 4725568 14.47 2688 3526284 1513868 4.49 642420 3539368 166520 Average: 28302591 30834600 4353121 13.33 2688 2837472 1878796 5.57 411263 3432927 215616 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:02 PM eth0 219.96 183.75 2331.28 47.31 0.00 0.00 0.00 0.00 05:13:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 608.27 513.88 7902.76 67.19 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 410.26 389.92 4050.56 2367.10 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.83 14.81 0.51 243.69 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 412.80 362.66 4757.32 835.98 0.00 0.00 0.00 0.00 Average: docker0 2.30 4.99 0.17 82.16 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) 01/18/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:02 PM all 14.18 0.00 1.30 0.90 0.07 83.56 05:13:02 PM 0 12.10 0.00 1.50 1.82 0.07 84.52 05:13:02 PM 1 26.13 0.00 1.92 0.31 0.08 71.56 05:13:02 PM 2 20.19 0.00 1.56 1.21 0.07 76.97 05:13:02 PM 3 4.43 0.00 0.68 0.14 0.10 94.65 05:13:02 PM 4 18.95 0.00 1.53 1.39 0.03 78.09 05:13:02 PM 5 13.64 0.00 1.56 1.22 0.05 83.52 05:13:02 PM 6 8.07 0.00 0.70 0.82 0.07 90.34 05:13:02 PM 7 9.83 0.00 0.97 0.29 0.05 88.86 05:14:01 PM all 29.02 0.00 1.84 1.50 0.09 67.55 05:14:01 PM 0 29.43 0.00 1.28 0.65 0.09 68.56 05:14:01 PM 1 25.04 0.00 2.23 1.29 0.07 71.36 05:14:01 PM 2 25.86 0.00 3.03 4.60 0.09 66.43 05:14:01 PM 3 24.57 0.00 1.28 1.13 0.09 72.94 05:14:01 PM 4 27.16 0.00 1.71 1.66 0.10 69.37 05:14:01 PM 5 39.08 0.00 2.33 2.04 0.10 56.44 05:14:01 PM 6 28.92 0.00 1.47 0.46 0.09 69.07 05:14:01 PM 7 32.08 0.00 1.36 0.20 0.09 66.26 05:15:01 PM all 17.14 0.00 2.53 1.64 0.07 78.62 05:15:01 PM 0 11.72 0.00 2.28 0.91 0.07 85.02 05:15:01 PM 1 25.79 0.00 2.92 2.72 0.08 68.49 05:15:01 PM 2 13.17 0.00 2.47 2.52 0.07 81.77 05:15:01 PM 3 14.99 0.00 2.87 2.07 0.07 80.00 05:15:01 PM 4 22.87 0.00 2.14 3.27 0.07 71.65 05:15:01 PM 5 18.29 0.00 2.88 1.04 0.07 77.72 05:15:01 PM 6 17.89 0.00 2.58 0.40 0.07 79.06 05:15:01 PM 7 12.36 0.00 2.11 0.18 0.07 85.28 Average: all 20.09 0.00 1.89 1.35 0.07 76.60 Average: 0 17.72 0.00 1.69 1.12 0.07 79.39 Average: 1 25.65 0.00 2.36 1.45 0.08 70.46 Average: 2 19.71 0.00 2.35 2.77 0.07 75.10 Average: 3 14.66 0.00 1.62 1.11 0.08 82.52 Average: 4 22.99 0.00 1.79 2.11 0.07 73.04 Average: 5 23.64 0.00 2.26 1.43 0.07 72.59 Average: 6 18.29 0.00 1.59 0.56 0.07 79.49 Average: 7 18.04 0.00 1.48 0.23 0.07 80.18