---> uname -a: Linux prd-centos8-docker-8c-8g-6544.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 1033 27239 19 3616 30397 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:f8:01:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fef8:1aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:9a:f5:a5 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::42:58ff:fe9a:f5a5/64 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) 02/09/2026 _x86_64_ (8 CPU) 17:12:20 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 248.28 14.38 233.91 3198.00 13431.02 05:15:01 PM 375.65 4.82 370.84 1166.21 12967.79 05:16:01 PM 240.73 2.43 238.30 468.43 41356.32 Average: 288.22 7.21 281.01 1610.84 22586.62 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29054652 30989436 3601060 11.03 2688 2249368 1769432 5.25 191212 2934016 120072 05:15:01 PM 27991416 30315244 4664296 14.28 2688 2631136 2103904 6.24 323196 3835008 177424 05:16:01 PM 27970244 31193724 4685468 14.35 2688 3520620 1500696 4.45 639732 3503108 141936 Average: 28338771 30832801 4316941 13.22 2688 2800375 1791344 5.31 384713 3424044 146477 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 236.07 206.25 2567.76 53.49 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 401.77 337.59 5502.15 44.75 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 515.84 444.63 6033.74 1273.69 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.25 16.56 0.54 255.05 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 384.57 329.50 4701.25 457.38 0.00 0.00 0.00 0.00 Average: docker0 2.42 5.52 0.18 85.03 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) 02/09/2026 _x86_64_ (8 CPU) 17:12:20 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 15.65 0.00 1.40 0.74 0.06 82.15 05:14:01 PM 0 9.31 0.00 0.52 0.07 0.07 90.04 05:14:01 PM 1 11.91 0.00 1.71 1.71 0.08 84.59 05:14:01 PM 2 13.32 0.00 1.66 1.05 0.05 83.92 05:14:01 PM 3 13.51 0.00 0.82 0.25 0.07 85.35 05:14:01 PM 4 15.62 0.00 1.00 0.82 0.05 82.51 05:14:01 PM 5 28.37 0.00 2.94 0.58 0.07 68.04 05:14:01 PM 6 16.71 0.00 1.35 0.72 0.05 81.17 05:14:01 PM 7 16.47 0.00 1.19 0.73 0.05 81.56 05:15:01 PM all 24.71 0.00 1.49 0.91 0.08 72.80 05:15:01 PM 0 12.69 0.00 1.54 1.46 0.07 84.24 05:15:01 PM 1 34.79 0.00 1.20 0.57 0.08 63.35 05:15:01 PM 2 25.44 0.00 1.24 0.37 0.08 72.87 05:15:01 PM 3 17.32 0.00 1.07 0.28 0.08 81.24 05:15:01 PM 4 27.02 0.00 2.15 2.20 0.08 68.55 05:15:01 PM 5 25.88 0.00 1.71 1.05 0.08 71.27 05:15:01 PM 6 27.31 0.00 0.80 0.00 0.07 71.82 05:15:01 PM 7 27.20 0.00 2.21 1.39 0.10 69.10 05:16:01 PM all 18.18 0.00 2.92 0.82 0.08 78.01 05:16:01 PM 0 21.26 0.00 3.30 0.42 0.08 74.93 05:16:01 PM 1 22.71 0.00 3.41 2.50 0.08 71.29 05:16:01 PM 2 14.60 0.00 3.02 1.08 0.07 81.23 05:16:01 PM 3 11.59 0.00 2.84 0.62 0.07 84.87 05:16:01 PM 4 16.72 0.00 3.84 0.52 0.07 78.85 05:16:01 PM 5 22.63 0.00 2.17 0.32 0.08 74.80 05:16:01 PM 6 19.97 0.00 2.69 0.70 0.08 76.55 05:16:01 PM 7 15.94 0.00 2.08 0.37 0.07 81.54 Average: all 19.51 0.00 1.93 0.82 0.07 77.66 Average: 0 14.41 0.00 1.79 0.65 0.07 83.08 Average: 1 23.14 0.00 2.11 1.59 0.08 73.08 Average: 2 17.79 0.00 1.97 0.83 0.07 79.34 Average: 3 14.14 0.00 1.58 0.39 0.07 83.82 Average: 4 19.78 0.00 2.33 1.18 0.07 76.65 Average: 5 25.63 0.00 2.27 0.65 0.08 71.36 Average: 6 21.33 0.00 1.61 0.47 0.07 76.51 Average: 7 19.87 0.00 1.83 0.83 0.07 77.40