---> uname -a: Linux prd-centos8-docker-8c-8g-16479.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1000 27512 19 3377 30441 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:5f:f3:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86182sec preferred_lft 86182sec inet6 fe80::f816:3eff:fe5f:f352/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:49:c5:df:6d 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) 11/30/2025 _x86_64_ (8 CPU) 06:01:44 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 272.23 46.08 226.14 7882.99 42794.85 06:04:01 AM 220.28 15.13 205.15 3889.64 11956.18 06:05:01 AM 205.65 5.07 200.58 198.23 22548.21 Average: 232.72 22.09 210.62 3990.50 25766.59 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29684192 31309920 2971520 9.10 2688 1951060 1408180 4.18 141204 2408708 151208 06:04:01 AM 28926180 30864948 3729532 11.42 2688 2252968 1878152 5.57 166772 3081572 53308 06:05:01 AM 28146268 31143376 4509444 13.81 2688 3304112 1448840 4.30 733128 3279728 509140 Average: 28918880 31106081 3736832 11.44 2688 2502713 1578391 4.68 347035 2923336 237885 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 379.42 240.12 1851.20 66.17 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 180.39 169.61 1336.18 46.45 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 472.27 370.49 3785.26 3784.14 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 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 344.02 260.07 2324.13 1298.78 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) 11/30/2025 _x86_64_ (8 CPU) 06:01:44 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 13.11 0.00 2.27 6.02 0.06 78.54 06:03:01 AM 0 9.07 0.00 2.02 12.91 0.07 75.93 06:03:01 AM 1 14.94 0.00 1.92 5.39 0.05 77.71 06:03:01 AM 2 21.00 0.00 2.84 3.64 0.05 72.46 06:03:01 AM 3 21.00 0.00 4.38 9.13 0.07 65.42 06:03:01 AM 4 19.05 0.00 1.84 2.74 0.05 76.32 06:03:01 AM 5 5.04 0.03 1.83 0.94 0.07 92.10 06:03:01 AM 6 6.92 0.00 2.11 9.12 0.05 81.80 06:03:01 AM 7 7.88 0.00 1.25 4.27 0.05 86.55 06:04:01 AM all 11.38 0.00 0.95 0.87 0.06 86.74 06:04:01 AM 0 10.63 0.00 0.50 0.57 0.07 88.23 06:04:01 AM 1 10.77 0.00 0.72 0.43 0.07 88.01 06:04:01 AM 2 11.11 0.00 1.34 1.32 0.07 86.16 06:04:01 AM 3 15.47 0.00 1.99 1.95 0.05 80.53 06:04:01 AM 4 16.51 0.00 1.49 0.83 0.08 81.08 06:04:01 AM 5 9.01 0.00 0.42 0.28 0.07 90.22 06:04:01 AM 6 12.78 0.00 0.60 1.02 0.05 85.55 06:04:01 AM 7 4.70 0.00 0.55 0.53 0.07 94.15 06:05:01 AM all 14.48 0.00 1.35 0.71 0.06 83.40 06:05:01 AM 0 24.20 0.00 0.95 0.05 0.08 74.71 06:05:01 AM 1 10.11 0.00 0.92 1.00 0.07 87.90 06:05:01 AM 2 6.17 0.00 1.22 0.94 0.08 91.59 06:05:01 AM 3 17.78 0.00 1.64 0.74 0.07 79.78 06:05:01 AM 4 11.53 0.00 1.84 0.80 0.03 85.80 06:05:01 AM 5 13.73 0.00 1.34 0.30 0.05 84.58 06:05:01 AM 6 16.24 0.00 1.54 0.40 0.05 81.77 06:05:01 AM 7 16.07 0.00 1.35 1.44 0.05 81.09 Average: all 12.99 0.00 1.52 2.53 0.06 82.90 Average: 0 14.64 0.00 1.16 4.50 0.07 79.63 Average: 1 11.94 0.00 1.19 2.27 0.06 84.54 Average: 2 12.76 0.00 1.80 1.97 0.07 83.40 Average: 3 18.08 0.00 2.67 3.93 0.06 75.26 Average: 4 15.70 0.00 1.72 1.46 0.06 81.07 Average: 5 9.27 0.01 1.19 0.51 0.06 88.96 Average: 6 11.99 0.00 1.42 3.50 0.05 83.04 Average: 7 9.55 0.00 1.05 2.08 0.06 87.26