---> uname -a: Linux prd-centos8-docker-8c-8g-6336.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1015 28421 19 2453 30425 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:bc:ba:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:febc:ba6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:72:f7:00:8d 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 ---> 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) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 174.09 2.88 171.20 345.54 10536.28 05:20:01 AM 173.60 2.50 171.10 950.19 8748.49 05:21:01 AM 73.20 0.95 72.25 43.46 6265.67 Average: 140.30 2.11 138.19 446.45 8516.84 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28762380 30536424 3893332 11.92 2688 2090460 2214440 6.57 162080 3265912 128480 05:20:01 AM 27612956 29615596 5042756 15.44 2688 2311948 2805068 8.32 225384 4315784 111284 05:21:01 AM 29046000 31097312 3609712 11.05 2688 2357804 1512428 4.49 411168 2695980 27352 Average: 28473779 30416444 4181933 12.81 2688 2253404 2177312 6.46 266211 3425892 89039 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 174.44 152.89 1669.24 50.79 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 207.11 180.28 2327.80 34.74 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 158.64 154.72 344.52 169.70 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 180.07 162.63 1447.28 85.07 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 17.46 0.00 1.41 0.53 0.09 80.51 05:19:01 AM 0 19.64 0.00 1.07 0.35 0.08 78.86 05:19:01 AM 1 17.07 0.00 0.99 0.35 0.10 81.49 05:19:01 AM 2 13.39 0.00 1.02 0.67 0.08 84.84 05:19:01 AM 3 21.78 0.00 2.29 0.77 0.08 75.08 05:19:01 AM 4 21.89 0.00 1.20 0.27 0.08 76.56 05:19:01 AM 5 16.33 0.00 1.35 0.30 0.07 81.95 05:19:01 AM 6 17.45 0.00 2.65 1.16 0.10 78.64 05:19:01 AM 7 12.12 0.00 0.74 0.35 0.10 86.69 05:20:01 AM all 41.55 0.00 1.59 0.75 0.11 56.00 05:20:01 AM 0 36.65 0.00 1.34 0.05 0.12 61.85 05:20:01 AM 1 39.96 0.00 1.94 0.75 0.12 57.23 05:20:01 AM 2 34.38 0.00 1.52 1.42 0.12 62.56 05:20:01 AM 3 52.16 0.00 1.42 0.89 0.10 45.44 05:20:01 AM 4 34.24 0.00 1.37 0.87 0.10 63.42 05:20:01 AM 5 50.49 0.00 1.84 0.32 0.12 47.24 05:20:01 AM 6 39.46 0.00 2.07 0.77 0.10 57.59 05:20:01 AM 7 45.07 0.00 1.20 0.90 0.12 52.71 05:21:01 AM all 26.72 0.00 1.59 0.21 0.09 71.38 05:21:01 AM 0 24.62 0.00 1.39 0.13 0.08 73.77 05:21:01 AM 1 26.48 0.00 1.97 0.40 0.10 71.04 05:21:01 AM 2 23.51 0.00 1.89 0.08 0.08 74.43 05:21:01 AM 3 20.16 0.00 1.20 0.50 0.10 78.03 05:21:01 AM 4 23.48 0.00 0.99 0.02 0.10 75.42 05:21:01 AM 5 25.42 0.00 1.92 0.37 0.08 72.21 05:21:01 AM 6 40.98 0.00 2.36 0.18 0.10 56.38 05:21:01 AM 7 29.11 0.00 1.02 0.02 0.07 69.79 Average: all 28.58 0.00 1.53 0.50 0.10 69.30 Average: 0 26.97 0.00 1.26 0.18 0.09 71.49 Average: 1 27.84 0.00 1.63 0.50 0.11 69.92 Average: 2 23.76 0.00 1.48 0.72 0.09 73.94 Average: 3 31.37 0.00 1.64 0.72 0.09 66.17 Average: 4 26.54 0.00 1.19 0.38 0.09 71.80 Average: 5 30.74 0.00 1.71 0.33 0.09 67.14 Average: 6 32.64 0.00 2.36 0.70 0.10 64.20 Average: 7 28.78 0.00 0.99 0.42 0.09 69.72