---> uname -a: Linux prd-centos8-docker-8c-8g-5002.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: 2800.000 BogoMIPS: 5600.00 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 1002 28428 19 2459 30438 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:38:6a:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.38/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe38:6abb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:fe:f8:96 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) 02/03/2026 _x86_64_ (8 CPU) 05:17:56 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 235.39 3.78 231.61 893.17 12459.98 05:21:01 AM 102.25 1.52 100.73 387.87 6810.50 05:22:01 AM 67.76 1.10 66.66 81.17 4991.55 Average: 135.13 2.13 133.00 454.07 8087.34 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28041448 29915104 4614264 14.13 2688 2186728 2820264 8.37 182508 3945944 100892 05:21:01 AM 27457952 29494100 5197760 15.92 2688 2343880 2876932 8.54 232284 4459272 73576 05:22:01 AM 29050688 31108888 3605024 11.04 2688 2364432 1522632 4.52 413636 2688952 9004 Average: 28183363 30172697 4472349 13.70 2688 2298347 2406609 7.14 276143 3698056 61157 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 262.88 237.39 2053.89 66.02 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 136.02 115.73 1387.74 29.09 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 145.87 143.37 243.00 167.17 0.00 0.00 0.00 0.00 05:22:01 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 181.59 165.49 1228.21 87.43 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) 02/03/2026 _x86_64_ (8 CPU) 05:17:56 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 25.38 0.00 1.60 1.09 0.08 71.86 05:20:01 AM 0 20.08 0.00 0.85 0.67 0.08 78.32 05:20:01 AM 1 17.73 0.00 1.32 1.09 0.10 79.76 05:20:01 AM 2 17.62 0.00 1.11 0.85 0.10 80.32 05:20:01 AM 3 21.28 0.00 1.67 1.02 0.07 75.96 05:20:01 AM 4 31.03 0.00 2.91 1.69 0.08 64.29 05:20:01 AM 5 46.06 0.00 1.67 0.75 0.07 51.45 05:20:01 AM 6 30.52 0.00 1.27 0.25 0.07 67.89 05:20:01 AM 7 18.64 0.00 1.98 2.36 0.08 76.93 05:21:01 AM all 42.87 0.00 1.51 0.57 0.09 54.96 05:21:01 AM 0 48.06 0.00 1.15 0.05 0.10 50.64 05:21:01 AM 1 40.10 0.00 1.49 0.90 0.08 57.43 05:21:01 AM 2 43.19 0.00 1.24 0.05 0.10 55.42 05:21:01 AM 3 44.30 0.00 2.04 0.83 0.10 52.73 05:21:01 AM 4 44.15 0.00 1.54 0.79 0.08 53.44 05:21:01 AM 5 31.90 0.00 1.17 0.08 0.08 66.76 05:21:01 AM 6 48.63 0.00 1.94 1.72 0.08 47.63 05:21:01 AM 7 42.63 0.00 1.52 0.10 0.08 55.67 05:22:01 AM all 14.77 0.00 1.23 0.21 0.07 83.72 05:22:01 AM 0 5.39 0.00 0.87 0.38 0.08 93.28 05:22:01 AM 1 11.06 0.00 1.40 0.33 0.08 87.12 05:22:01 AM 2 7.94 0.00 0.85 0.47 0.05 90.69 05:22:01 AM 3 28.44 0.00 1.80 0.13 0.07 69.56 05:22:01 AM 4 27.59 0.00 1.75 0.17 0.07 70.43 05:22:01 AM 5 14.49 0.00 1.05 0.03 0.05 84.38 05:22:01 AM 6 15.75 0.00 1.02 0.12 0.08 83.03 05:22:01 AM 7 7.48 0.00 1.09 0.03 0.05 91.35 Average: all 27.67 0.00 1.45 0.62 0.08 70.19 Average: 0 24.51 0.00 0.96 0.37 0.09 74.08 Average: 1 22.97 0.00 1.40 0.77 0.09 74.76 Average: 2 22.91 0.00 1.07 0.46 0.08 75.48 Average: 3 31.34 0.00 1.84 0.66 0.08 66.08 Average: 4 34.25 0.00 2.07 0.88 0.08 62.73 Average: 5 30.81 0.00 1.30 0.29 0.07 67.54 Average: 6 31.64 0.00 1.41 0.70 0.08 66.18 Average: 7 22.92 0.00 1.53 0.83 0.07 74.65