---> uname -a: Linux prd-centos8-docker-8c-8g-7455.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1005 28103 19 2779 30434 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:a0:df:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86226sec preferred_lft 86226sec inet6 fe80::f816:3eff:fea0:df50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:d8:92:60 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) 07/09/2026 _x86_64_ (8 CPU) 14:10:24 LINUX RESTART (8 CPU) 02:11:01 PM tps rtps wtps bread/s bwrtn/s 02:12:01 PM 182.90 15.18 167.72 4078.65 11138.18 02:13:01 PM 236.82 2.82 234.01 654.18 15538.10 Average: 209.86 9.00 200.87 2366.28 13338.32 02:11:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:12:01 PM 29202160 31227808 3451212 10.57 2688 2341600 1992404 5.91 197128 2787488 237020 02:13:01 PM 28846312 31230024 3807060 11.66 2688 2692220 1463892 4.34 419316 2892428 198460 Average: 29024236 31228916 3629136 11.11 2688 2516910 1728148 5.13 308222 2839958 217740 02:11:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM eth0 168.49 115.86 2134.79 23.32 0.00 0.00 0.00 0.00 02:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 PM eth0 421.46 325.14 5222.59 48.70 0.00 0.00 0.00 0.00 02:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 294.98 220.51 3678.82 36.01 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) 07/09/2026 _x86_64_ (8 CPU) 14:10:24 LINUX RESTART (8 CPU) 02:11:01 PM CPU %user %nice %system %iowait %steal %idle 02:12:01 PM all 12.22 0.00 1.38 0.66 0.07 85.68 02:12:01 PM 0 23.28 0.00 2.39 0.70 0.08 73.54 02:12:01 PM 1 19.52 0.00 2.64 1.07 0.10 76.68 02:12:01 PM 2 12.52 0.00 0.94 0.28 0.07 86.19 02:12:01 PM 3 7.85 0.00 0.99 0.62 0.05 90.49 02:12:01 PM 4 7.75 0.00 0.69 0.40 0.07 91.10 02:12:01 PM 5 6.55 0.00 1.05 0.89 0.03 91.48 02:12:01 PM 6 4.55 0.00 1.02 0.99 0.05 93.39 02:12:01 PM 7 15.73 0.00 1.30 0.30 0.08 82.58 02:13:01 PM all 14.57 0.00 1.25 2.00 0.07 82.11 02:13:01 PM 0 22.27 0.00 2.19 4.73 0.08 70.72 02:13:01 PM 1 13.59 0.00 1.24 1.29 0.08 83.80 02:13:01 PM 2 21.64 0.00 1.24 0.77 0.08 76.27 02:13:01 PM 3 7.56 0.00 1.27 4.50 0.07 86.59 02:13:01 PM 4 5.14 0.00 0.74 0.54 0.05 93.54 02:13:01 PM 5 13.49 0.00 0.80 0.35 0.07 85.29 02:13:01 PM 6 19.31 0.00 1.45 1.45 0.05 77.74 02:13:01 PM 7 13.54 0.00 1.07 2.40 0.07 82.92 Average: all 13.40 0.00 1.31 1.33 0.07 83.89 Average: 0 22.78 0.00 2.29 2.72 0.08 72.13 Average: 1 16.55 0.00 1.94 1.18 0.09 80.24 Average: 2 17.08 0.00 1.09 0.53 0.08 81.23 Average: 3 7.71 0.00 1.13 2.56 0.06 88.55 Average: 4 6.44 0.00 0.71 0.47 0.06 92.32 Average: 5 10.02 0.00 0.93 0.62 0.05 88.39 Average: 6 11.94 0.00 1.24 1.22 0.05 85.56 Average: 7 14.63 0.00 1.19 1.35 0.08 82.75