---> uname -a: Linux prd-centos8-docker-8c-8g-7993.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 1018 28349 19 2521 30422 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:83:de:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.1/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fe83:de4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9c:24:5a:f4 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) 05/04/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 165.91 2.88 163.03 369.91 14806.56 05:20:01 AM 168.33 2.50 165.83 950.35 6035.27 05:21:01 AM 81.39 2.85 78.54 130.64 6473.70 Average: 138.39 2.74 135.65 484.29 9073.48 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29283968 31122048 3371744 10.33 2688 2155288 1983984 5.89 165996 2739672 44488 05:20:01 AM 27321140 29391236 5334572 16.34 2688 2379892 3539532 10.50 229892 4606724 112128 05:21:01 AM 29041080 31163388 3614632 11.07 2688 2429336 1435188 4.26 417560 2698252 26404 Average: 28548729 30558891 4106983 12.58 2688 2321505 2319568 6.88 271149 3348216 61007 05:18:02 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 203.81 166.62 2016.62 50.54 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 226.17 201.80 2370.33 37.44 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 177.02 167.62 354.71 174.64 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 202.33 178.75 1578.19 87.74 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) 05/04/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 12.52 0.00 1.25 0.47 0.06 85.70 05:19:01 AM 0 8.88 0.00 1.34 0.32 0.09 89.36 05:19:01 AM 1 21.06 0.00 1.90 0.75 0.07 76.22 05:19:01 AM 2 20.85 0.00 1.82 0.92 0.05 76.36 05:19:01 AM 3 6.05 0.00 0.90 0.41 0.03 92.61 05:19:01 AM 4 5.28 0.00 0.87 0.49 0.05 93.31 05:19:01 AM 5 18.42 0.00 1.31 0.29 0.07 79.92 05:19:01 AM 6 7.74 0.00 0.88 0.15 0.05 91.17 05:19:01 AM 7 11.90 0.00 0.97 0.39 0.07 86.68 05:20:01 AM all 40.34 0.00 1.32 0.38 0.09 57.87 05:20:01 AM 0 36.95 0.00 1.08 0.13 0.07 61.77 05:20:01 AM 1 42.19 0.00 1.22 0.13 0.08 56.37 05:20:01 AM 2 43.60 0.00 1.82 0.87 0.10 53.61 05:20:01 AM 3 46.29 0.00 1.72 0.58 0.10 51.30 05:20:01 AM 4 28.26 0.00 0.94 0.13 0.08 70.59 05:20:01 AM 5 53.66 0.00 1.29 0.20 0.08 44.77 05:20:01 AM 6 27.16 0.00 1.40 0.80 0.08 70.55 05:20:01 AM 7 44.56 0.00 1.10 0.20 0.08 54.05 05:21:01 AM all 25.33 0.00 1.39 0.18 0.08 73.02 05:21:01 AM 0 21.61 0.00 1.23 0.08 0.10 76.97 05:21:01 AM 1 24.14 0.00 1.47 0.13 0.08 74.17 05:21:01 AM 2 29.73 0.00 1.77 0.35 0.08 68.06 05:21:01 AM 3 31.66 0.00 1.89 0.30 0.08 66.07 05:21:01 AM 4 23.67 0.00 0.84 0.03 0.07 75.39 05:21:01 AM 5 25.75 0.00 1.64 0.07 0.08 72.46 05:21:01 AM 6 22.45 0.00 1.05 0.08 0.05 76.37 05:21:01 AM 7 23.66 0.00 1.20 0.40 0.05 74.69 Average: all 26.14 0.00 1.32 0.34 0.07 72.12 Average: 0 22.57 0.00 1.22 0.18 0.08 75.95 Average: 1 29.18 0.00 1.53 0.34 0.08 68.88 Average: 2 31.46 0.00 1.80 0.71 0.08 65.95 Average: 3 28.12 0.00 1.51 0.43 0.07 69.87 Average: 4 19.15 0.00 0.88 0.22 0.07 79.69 Average: 5 32.69 0.00 1.41 0.18 0.08 65.63 Average: 6 19.17 0.00 1.12 0.35 0.06 79.30 Average: 7 26.79 0.00 1.09 0.33 0.07 71.72