---> uname -a: Linux prd-centos8-docker-8c-8g-6124.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 1014 28266 19 2606 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:54:82:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe54:82de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:35:21:23 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) 07/07/2026 _x86_64_ (8 CPU) 05:18:07 LINUX RESTART (8 CPU) 05:19:03 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 212.00 3.60 208.40 406.96 16918.82 05:21:01 AM 122.96 1.85 121.11 920.76 5664.78 05:22:01 AM 72.95 1.37 71.59 114.11 6110.43 Average: 135.12 2.26 132.86 481.46 9481.85 05:19:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28132160 30090312 4521212 13.85 2688 2270588 2793840 8.29 172316 3861384 75320 05:21:01 AM 27232060 29390932 5421312 16.60 2688 2465584 3011328 8.94 232060 4677324 106728 05:22:01 AM 28943856 31150348 3709516 11.36 2688 2511064 1467216 4.35 424160 2774364 24268 Average: 28102692 30210531 4550680 13.94 2688 2415745 2424128 7.19 276179 3771024 68772 05:19:03 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 246.92 214.20 2089.86 61.56 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 193.24 154.85 1892.45 29.19 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 162.56 159.37 355.48 169.80 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 200.39 175.71 1438.72 87.13 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) 07/07/2026 _x86_64_ (8 CPU) 05:18:07 LINUX RESTART (8 CPU) 05:19:03 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 18.36 0.00 1.47 0.70 0.07 79.40 05:20:01 AM 0 14.82 0.00 1.45 0.67 0.09 82.98 05:20:01 AM 1 21.27 0.00 1.44 1.44 0.07 75.79 05:20:01 AM 2 15.10 0.00 1.73 1.42 0.05 81.70 05:20:01 AM 3 15.34 0.00 1.57 0.31 0.07 82.70 05:20:01 AM 4 20.72 0.00 1.78 0.41 0.07 77.02 05:20:01 AM 5 21.76 0.00 1.42 0.74 0.05 76.02 05:20:01 AM 6 21.08 0.00 1.17 0.45 0.07 77.23 05:20:01 AM 7 16.76 0.00 1.23 0.19 0.07 81.76 05:21:01 AM all 41.61 0.00 1.39 0.27 0.09 56.64 05:21:01 AM 0 37.03 0.00 1.35 0.22 0.10 61.30 05:21:01 AM 1 33.49 0.00 1.39 0.42 0.08 64.62 05:21:01 AM 2 41.05 0.00 1.95 0.22 0.10 56.68 05:21:01 AM 3 49.76 0.00 1.35 0.18 0.10 48.60 05:21:01 AM 4 44.36 0.00 1.05 0.18 0.10 54.31 05:21:01 AM 5 35.17 0.00 1.40 0.70 0.08 62.64 05:21:01 AM 6 44.53 0.00 1.15 0.03 0.08 54.20 05:21:01 AM 7 47.48 0.00 1.45 0.23 0.08 50.74 05:22:01 AM all 22.01 0.00 1.29 0.16 0.06 76.48 05:22:01 AM 0 25.52 0.00 1.44 0.12 0.07 72.86 05:22:01 AM 1 30.48 0.00 1.25 0.15 0.07 68.05 05:22:01 AM 2 22.54 0.00 1.57 0.13 0.07 75.69 05:22:01 AM 3 19.83 0.00 1.10 0.10 0.07 78.90 05:22:01 AM 4 16.49 0.00 1.02 0.23 0.07 82.19 05:22:01 AM 5 18.90 0.00 1.34 0.07 0.07 79.63 05:22:01 AM 6 20.69 0.00 1.28 0.45 0.05 77.53 05:22:01 AM 7 21.61 0.00 1.32 0.03 0.07 76.97 Average: all 27.43 0.00 1.38 0.38 0.07 70.74 Average: 0 25.91 0.00 1.41 0.33 0.08 72.27 Average: 1 28.50 0.00 1.36 0.66 0.07 69.41 Average: 2 26.36 0.00 1.75 0.58 0.07 71.24 Average: 3 28.45 0.00 1.34 0.20 0.08 69.93 Average: 4 27.27 0.00 1.28 0.28 0.08 71.10 Average: 5 25.32 0.00 1.39 0.50 0.07 72.73 Average: 6 28.85 0.00 1.20 0.31 0.07 69.57 Average: 7 28.75 0.00 1.33 0.15 0.07 69.69