---> uname -a: Linux prd-centos8-docker-8c-8g-11712.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1019 28266 19 2602 30416 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:ee:b6:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:feee:b6ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:1a:ec:28 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/14/2026 _x86_64_ (8 CPU) 05:18:12 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 136.77 1.78 134.99 302.43 10500.58 05:21:01 AM 200.20 3.38 196.82 1007.97 12355.04 05:22:01 AM 67.00 2.60 64.40 94.89 5826.80 Average: 134.65 2.59 132.06 468.38 9560.45 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28545664 30443488 4107708 12.58 2688 2213440 2343704 6.95 159808 3479544 224032 05:21:01 AM 27333836 29436136 5319536 16.29 2688 2410012 3091040 9.17 223056 4587564 80604 05:22:01 AM 29002072 31202968 3651300 11.18 2688 2505128 1476688 4.38 244888 2894892 47076 Average: 28293857 30360864 4359515 13.35 2688 2376193 2303811 6.84 209251 3654000 117237 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 194.20 154.63 1933.29 46.47 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 221.25 198.93 2149.06 39.53 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 189.39 181.29 806.06 171.81 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 201.61 178.29 1629.39 85.95 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/14/2026 _x86_64_ (8 CPU) 05:18:12 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 12.36 0.00 1.14 0.45 0.05 86.00 05:20:01 AM 0 7.21 0.00 0.65 0.17 0.05 91.92 05:20:01 AM 1 2.21 0.00 0.72 1.22 0.07 95.79 05:20:01 AM 2 18.32 0.00 2.44 1.42 0.08 77.73 05:20:01 AM 3 23.15 0.00 2.40 0.17 0.05 74.23 05:20:01 AM 4 11.97 0.00 0.92 0.33 0.05 86.72 05:20:01 AM 5 6.51 0.00 0.82 0.02 0.03 92.62 05:20:01 AM 6 10.19 0.00 0.33 0.00 0.03 89.44 05:20:01 AM 7 19.28 0.00 0.85 0.25 0.05 79.57 05:21:01 AM all 38.62 0.00 1.72 0.90 0.08 58.68 05:21:01 AM 0 38.36 0.00 1.82 0.38 0.08 59.36 05:21:01 AM 1 39.92 0.00 1.14 0.65 0.08 58.21 05:21:01 AM 2 49.74 0.00 2.56 2.19 0.08 45.42 05:21:01 AM 3 42.39 0.00 1.59 0.75 0.08 55.18 05:21:01 AM 4 34.92 0.00 1.71 0.79 0.08 62.50 05:21:01 AM 5 36.13 0.00 1.54 1.19 0.07 61.08 05:21:01 AM 6 32.32 0.00 1.59 0.84 0.07 65.19 05:21:01 AM 7 35.21 0.00 1.79 0.40 0.08 62.51 05:22:01 AM all 31.85 0.00 1.62 0.20 0.08 66.26 05:22:01 AM 0 32.23 0.00 1.79 0.07 0.08 65.83 05:22:01 AM 1 19.91 0.00 1.91 0.28 0.08 77.81 05:22:01 AM 2 27.74 0.00 1.32 0.03 0.07 70.84 05:22:01 AM 3 33.80 0.00 1.39 0.15 0.08 64.58 05:22:01 AM 4 41.45 0.00 1.99 0.22 0.08 56.26 05:22:01 AM 5 32.11 0.00 1.32 0.13 0.07 66.37 05:22:01 AM 6 38.12 0.00 1.60 0.28 0.07 59.92 05:22:01 AM 7 29.40 0.00 1.64 0.45 0.07 68.45 Average: all 27.61 0.00 1.49 0.52 0.07 70.32 Average: 0 25.93 0.00 1.42 0.21 0.07 72.37 Average: 1 20.68 0.00 1.25 0.72 0.08 77.27 Average: 2 31.93 0.00 2.11 1.22 0.08 64.67 Average: 3 33.11 0.00 1.79 0.36 0.07 64.67 Average: 4 29.46 0.00 1.54 0.45 0.07 68.48 Average: 5 24.91 0.00 1.23 0.45 0.06 73.37 Average: 6 26.87 0.00 1.18 0.37 0.06 71.53 Average: 7 27.96 0.00 1.43 0.37 0.07 70.18