---> uname -a: Linux prd-centos8-docker-8c-8g-14405.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 1796 27452 19 2639 29642 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:ad:ac:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fead:ac68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:39:df:6f 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) 08/22/2026 _x86_64_ (8 CPU) 14:02:10 LINUX RESTART (8 CPU) 02:03:01 PM tps rtps wtps bread/s bwrtn/s 02:04:01 PM 189.24 2.35 186.89 552.75 11833.94 02:05:01 PM 123.91 1.78 122.13 664.96 13681.49 02:06:01 PM 41.59 2.27 39.32 105.56 5487.94 Average: 118.24 2.13 116.11 441.08 10334.27 02:03:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:04:01 PM 28077504 30097908 4575868 14.01 2688 2334588 2528948 7.50 170132 3930840 328604 02:05:01 PM 27039624 29223220 5613748 17.19 2688 2492652 3465132 10.28 223324 4889200 100980 02:06:01 PM 28182400 30421816 4470972 13.69 2688 2546564 2098460 6.23 452036 3516116 23304 Average: 27766509 29914315 4886863 14.97 2688 2457935 2697513 8.00 281831 4112052 150963 02:03:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM eth0 256.75 205.46 3625.37 47.09 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 02:05:01 PM eth0 169.06 134.06 1446.02 29.41 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 277.82 187.77 670.12 141.02 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 234.55 175.77 1913.86 72.51 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) 08/22/2026 _x86_64_ (8 CPU) 14:02:10 LINUX RESTART (8 CPU) 02:03:01 PM CPU %user %nice %system %iowait %steal %idle 02:04:01 PM all 18.93 0.00 1.27 0.65 0.05 79.09 02:04:01 PM 0 12.97 0.00 1.28 0.70 0.07 84.98 02:04:01 PM 1 17.10 0.00 1.22 1.50 0.07 80.11 02:04:01 PM 2 19.45 0.00 1.65 0.60 0.07 78.23 02:04:01 PM 3 31.66 0.00 1.53 0.70 0.05 66.05 02:04:01 PM 4 12.68 0.00 0.63 0.42 0.05 86.22 02:04:01 PM 5 24.81 0.00 2.02 0.58 0.05 72.53 02:04:01 PM 6 14.86 0.00 1.15 0.67 0.03 83.28 02:04:01 PM 7 17.86 0.00 0.68 0.05 0.05 81.36 02:05:01 PM all 43.79 0.00 1.61 0.38 0.08 54.14 02:05:01 PM 0 43.16 0.00 1.27 0.30 0.08 55.18 02:05:01 PM 1 41.18 0.00 1.40 0.30 0.08 57.03 02:05:01 PM 2 44.23 0.00 1.96 0.45 0.08 53.28 02:05:01 PM 3 48.48 0.00 1.76 0.87 0.08 48.81 02:05:01 PM 4 35.82 0.00 1.49 0.35 0.08 62.25 02:05:01 PM 5 42.54 0.00 1.59 0.40 0.08 55.38 02:05:01 PM 6 42.17 0.00 1.69 0.28 0.07 55.79 02:05:01 PM 7 52.72 0.00 1.72 0.05 0.08 45.42 02:06:01 PM all 21.25 0.00 1.20 0.14 0.06 77.36 02:06:01 PM 0 22.02 0.00 0.92 0.38 0.05 76.63 02:06:01 PM 1 14.26 0.00 1.81 0.28 0.07 83.58 02:06:01 PM 2 11.69 0.00 0.99 0.08 0.05 87.19 02:06:01 PM 3 7.19 0.00 1.05 0.07 0.08 91.61 02:06:01 PM 4 28.45 0.00 1.15 0.03 0.05 70.32 02:06:01 PM 5 27.16 0.00 1.49 0.07 0.05 71.24 02:06:01 PM 6 28.10 0.00 0.72 0.00 0.05 71.13 02:06:01 PM 7 31.06 0.00 1.52 0.17 0.05 67.21 Average: all 27.98 0.00 1.36 0.39 0.06 70.20 Average: 0 26.04 0.00 1.16 0.46 0.07 72.27 Average: 1 24.18 0.00 1.48 0.70 0.07 73.57 Average: 2 25.12 0.00 1.53 0.38 0.07 72.90 Average: 3 29.12 0.00 1.45 0.55 0.07 68.82 Average: 4 25.65 0.00 1.09 0.27 0.06 72.93 Average: 5 31.51 0.00 1.70 0.35 0.06 66.38 Average: 6 28.38 0.00 1.19 0.32 0.05 70.07 Average: 7 33.88 0.00 1.31 0.09 0.06 64.66