---> uname -a: Linux prd-centos8-docker-8c-8g-11469.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1043 27239 19 3604 30380 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:32:be:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe32:be99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:b6:1f:80 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:fcff:feb6:1f80/64 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) 08/12/2026 _x86_64_ (8 CPU) 02:29:01 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 262.74 16.74 245.99 3302.35 16128.57 02:32:01 AM 165.47 4.42 161.06 1506.28 40117.08 Average: 214.11 10.58 203.53 2404.47 28120.83 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28670316 30927856 3983056 12.20 2688 2568984 1690752 5.02 198492 3295768 277936 02:32:01 AM 26234016 29421216 6419356 19.66 2688 3480620 5131688 15.23 334156 5516476 208 Average: 27452166 30174536 5201206 15.93 2688 3024802 3411220 10.12 266324 4406122 139072 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 382.78 293.05 5441.34 58.73 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1594.10 451.59 7810.24 41.90 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 02:32:01 AM vethd761053 0.00 0.18 0.00 0.02 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 988.34 372.31 6625.59 50.32 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd761053 0.00 0.09 0.00 0.01 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) 08/12/2026 _x86_64_ (8 CPU) 02:29:01 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 13.95 0.00 1.47 0.72 0.07 83.79 02:31:01 AM 0 20.29 0.00 1.40 0.35 0.08 77.87 02:31:01 AM 1 15.17 0.00 2.14 1.34 0.10 81.24 02:31:01 AM 2 8.57 0.00 1.51 0.67 0.10 89.15 02:31:01 AM 3 29.65 0.00 2.14 0.87 0.08 67.26 02:31:01 AM 4 7.32 0.00 1.41 1.12 0.05 90.10 02:31:01 AM 5 10.19 0.00 1.25 0.52 0.05 87.99 02:31:01 AM 6 11.64 0.00 1.04 0.65 0.07 86.61 02:31:01 AM 7 8.72 0.00 0.90 0.25 0.05 90.08 02:32:01 AM all 29.23 0.00 2.34 0.72 0.11 67.60 02:32:01 AM 0 36.74 0.00 3.05 0.54 0.12 59.55 02:32:01 AM 1 21.34 0.00 2.15 0.08 0.12 76.30 02:32:01 AM 2 24.23 0.00 1.97 0.25 0.12 73.43 02:32:01 AM 3 41.92 0.00 3.48 1.38 0.15 53.07 02:32:01 AM 4 29.37 0.00 1.97 0.47 0.10 68.08 02:32:01 AM 5 39.98 0.00 2.00 0.47 0.10 57.45 02:32:01 AM 6 18.93 0.00 2.68 2.24 0.08 76.07 02:32:01 AM 7 21.27 0.00 1.41 0.35 0.10 76.86 Average: all 21.56 0.00 1.91 0.72 0.09 75.72 Average: 0 28.49 0.00 2.22 0.44 0.10 68.75 Average: 1 18.25 0.00 2.15 0.71 0.11 78.78 Average: 2 16.38 0.00 1.74 0.46 0.11 81.31 Average: 3 35.77 0.00 2.81 1.12 0.12 60.18 Average: 4 18.31 0.00 1.69 0.80 0.08 79.13 Average: 5 25.03 0.00 1.63 0.49 0.08 72.78 Average: 6 15.27 0.00 1.85 1.44 0.08 81.36 Average: 7 14.97 0.00 1.16 0.30 0.08 83.49