---> uname -a: Linux prd-centos8-docker-8c-8g-6035.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 1045 27228 19 3616 30384 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:f4:7b:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.234/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fef4:7b4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:72:2a:bd:a7 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::42:72ff:fe2a:bda7/64 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) 02/07/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 212.68 14.56 198.12 3099.37 11128.87 05:14:01 PM 389.49 5.52 383.97 1231.26 14936.76 05:15:01 PM 243.49 2.52 240.97 486.90 41982.36 Average: 281.88 7.53 274.35 1605.87 22683.09 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29357640 31266424 3298072 10.10 2688 2224804 1987664 5.90 184528 2645728 165248 05:14:01 PM 27954380 30280816 4701332 14.40 2688 2633396 2118192 6.28 395252 3798244 196088 05:15:01 PM 27866712 31089944 4789000 14.67 2688 3519752 1516896 4.50 641208 3604420 149308 Average: 28392911 30879061 4262801 13.05 2688 2792651 1874251 5.56 406996 3349464 170215 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 196.65 166.24 2297.79 46.47 0.00 0.00 0.00 0.00 05:13:01 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 455.62 378.75 5846.23 52.86 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 523.89 425.39 6001.52 1271.53 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.33 15.38 0.49 254.96 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 392.05 323.46 4715.12 456.98 0.00 0.00 0.00 0.00 Average: docker0 2.11 5.13 0.16 84.99 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) 02/07/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.79 0.00 1.22 0.97 0.07 84.95 05:13:01 PM 0 11.20 0.00 0.68 0.68 0.08 87.35 05:13:01 PM 1 8.84 0.00 1.10 0.64 0.07 89.35 05:13:01 PM 2 23.82 0.00 2.26 1.64 0.07 72.21 05:13:01 PM 3 19.28 0.00 2.21 1.41 0.08 77.02 05:13:01 PM 4 2.71 0.00 0.67 0.89 0.08 95.64 05:13:01 PM 5 9.37 0.00 0.87 1.29 0.05 88.43 05:13:01 PM 6 18.84 0.00 1.10 0.62 0.07 79.38 05:13:01 PM 7 8.27 0.00 0.85 0.62 0.07 90.19 05:14:01 PM all 29.14 0.00 1.74 1.92 0.11 67.09 05:14:01 PM 0 29.17 0.00 1.37 1.37 0.12 67.96 05:14:01 PM 1 23.41 0.00 2.17 2.54 0.12 71.76 05:14:01 PM 2 20.27 0.00 1.43 1.89 0.10 76.31 05:14:01 PM 3 24.12 0.00 1.38 0.45 0.10 73.95 05:14:01 PM 4 28.81 0.00 1.51 1.46 0.10 68.12 05:14:01 PM 5 34.01 0.00 2.92 3.22 0.12 59.73 05:14:01 PM 6 40.72 0.00 1.39 2.89 0.12 54.89 05:14:01 PM 7 32.64 0.00 1.73 1.49 0.12 64.02 05:15:01 PM all 17.47 0.00 2.94 1.65 0.11 77.83 05:15:01 PM 0 13.31 0.00 2.99 0.91 0.12 82.68 05:15:01 PM 1 30.56 0.00 3.55 2.92 0.10 62.87 05:15:01 PM 2 11.11 0.00 2.78 3.74 0.12 82.26 05:15:01 PM 3 9.41 0.00 2.34 1.65 0.13 86.47 05:15:01 PM 4 10.24 0.00 3.50 0.47 0.10 85.70 05:15:01 PM 5 20.80 0.00 2.79 1.04 0.10 75.27 05:15:01 PM 6 23.08 0.00 2.72 2.15 0.08 71.96 05:15:01 PM 7 21.18 0.00 2.85 0.35 0.12 75.50 Average: all 19.79 0.00 1.96 1.51 0.10 76.64 Average: 0 17.89 0.00 1.68 0.99 0.11 79.34 Average: 1 20.92 0.00 2.27 2.03 0.10 74.69 Average: 2 18.41 0.00 2.15 2.42 0.10 76.92 Average: 3 17.62 0.00 1.97 1.17 0.11 79.13 Average: 4 13.91 0.00 1.89 0.94 0.10 83.16 Average: 5 21.37 0.00 2.19 1.85 0.09 74.50 Average: 6 27.53 0.00 1.74 1.88 0.09 68.76 Average: 7 20.68 0.00 1.81 0.82 0.10 76.59