---> uname -a: Linux prd-centos8-docker-8c-8g-13038.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: 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1059 26387 19 4440 30360 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:70:3e:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe70:3e75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:ac:f1:70 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 inet6 fe80::42:2fff:feac:f170/64 scope link 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) 08/17/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 181.62 14.46 167.16 3115.09 10754.13 02:31:01 AM 214.46 6.10 208.36 1190.80 19742.32 02:32:01 AM 138.82 15.29 123.53 5473.51 29908.36 Average: 178.30 11.95 166.35 3259.80 20134.94 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29072884 31070600 3580488 10.97 2688 2312876 1830496 5.43 185684 2927592 233504 02:31:01 AM 27352280 29941436 5301092 16.23 2688 2898344 2503100 7.43 272464 4524152 256064 02:32:01 AM 27040060 31098356 5613312 17.19 2688 4346748 1537544 4.56 731820 4310912 716228 Average: 27821741 30703464 4831631 14.80 2688 3185989 1957047 5.81 396656 3920885 401932 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 179.14 133.17 2084.86 38.91 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1237.74 607.65 9062.35 62.61 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.80 11.80 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 684.82 245.12 4277.94 34.15 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.32 5.38 0.62 0.62 0.00 0.00 0.00 0.00 Average: lo 3.93 3.93 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 700.57 328.65 5141.72 45.22 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.79 0.21 0.21 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) 08/17/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.76 0.00 1.23 0.48 0.06 85.47 02:30:01 AM 0 5.24 0.00 0.88 0.10 0.07 93.71 02:30:01 AM 1 12.60 0.00 1.59 1.19 0.05 84.57 02:30:01 AM 2 36.51 0.00 3.18 0.62 0.08 59.61 02:30:01 AM 3 11.34 0.00 0.89 0.28 0.07 87.42 02:30:01 AM 4 18.71 0.00 1.37 0.87 0.03 79.03 02:30:01 AM 5 5.91 0.00 0.72 0.25 0.07 93.06 02:30:01 AM 6 4.71 0.00 0.55 0.30 0.03 94.41 02:30:01 AM 7 7.10 0.00 0.67 0.22 0.07 91.95 02:31:01 AM all 27.25 0.00 1.34 0.64 0.09 70.68 02:31:01 AM 0 16.03 0.00 1.20 0.53 0.08 82.15 02:31:01 AM 1 28.49 0.00 1.21 0.45 0.10 69.76 02:31:01 AM 2 33.99 0.00 1.12 0.52 0.08 64.29 02:31:01 AM 3 29.65 0.00 1.56 0.57 0.07 68.15 02:31:01 AM 4 19.32 0.00 1.52 0.90 0.08 78.17 02:31:01 AM 5 31.22 0.00 1.97 0.64 0.08 66.08 02:31:01 AM 6 33.31 0.00 0.94 0.57 0.08 65.10 02:31:01 AM 7 25.97 0.00 1.19 0.97 0.12 71.75 02:32:01 AM all 21.85 0.27 3.28 0.62 0.08 73.89 02:32:01 AM 0 23.19 0.00 2.74 0.12 0.08 73.86 02:32:01 AM 1 22.01 2.00 4.31 1.83 0.07 69.78 02:32:01 AM 2 20.15 0.07 2.88 1.13 0.08 75.69 02:32:01 AM 3 22.21 0.02 3.23 0.22 0.08 74.24 02:32:01 AM 4 25.72 0.00 2.78 0.19 0.08 71.24 02:32:01 AM 5 19.32 0.00 3.53 0.59 0.08 76.47 02:32:01 AM 6 21.62 0.03 3.63 0.54 0.08 74.09 02:32:01 AM 7 20.61 0.05 3.15 0.32 0.08 75.78 Average: all 20.61 0.09 1.95 0.58 0.08 76.70 Average: 0 14.79 0.00 1.61 0.25 0.08 83.27 Average: 1 21.03 0.66 2.36 1.16 0.07 74.72 Average: 2 30.23 0.02 2.39 0.75 0.08 66.51 Average: 3 21.05 0.01 1.89 0.36 0.07 76.62 Average: 4 21.24 0.00 1.89 0.65 0.07 76.16 Average: 5 18.81 0.00 2.07 0.49 0.08 78.55 Average: 6 19.87 0.01 1.70 0.47 0.07 77.88 Average: 7 17.88 0.02 1.67 0.50 0.09 79.84