---> uname -a: Linux prd-centos8-docker-8c-8g-238.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 2799.974 BogoMIPS: 5599.94 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: 31890 1038 27180 19 3671 30392 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:93:02:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe93:2c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:b5:77:56 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::42:99ff:feb5:7756/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/28/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 165.99 14.58 151.42 3124.69 9976.59 05:14:01 PM 398.98 5.55 393.44 1231.72 15418.89 05:15:01 PM 253.92 2.47 251.45 393.07 43693.07 Average: 272.96 7.53 265.43 1583.16 23029.52 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29011428 30923188 3644284 11.16 2688 2229784 1815980 5.39 159324 3026940 173516 05:14:01 PM 28059720 30422884 4595992 14.07 2688 2671064 1981900 5.88 268588 3825896 225512 05:15:01 PM 26360744 29572372 6294968 19.28 2688 3508688 2781000 8.25 638964 5111956 74952 Average: 27810631 30306148 4845081 14.84 2688 2803179 2192960 6.51 355625 3988264 157993 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 161.33 129.09 1872.46 41.92 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 503.60 419.14 6387.02 57.87 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 520.88 423.39 6276.08 1227.75 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.03 13.05 0.47 257.38 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 395.27 323.88 4845.19 442.51 0.00 0.00 0.00 0.00 Average: docker0 2.01 4.35 0.16 85.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/28/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.80 0.00 1.16 0.68 0.06 87.29 05:13:01 PM 0 6.84 0.00 0.87 0.53 0.07 91.69 05:13:01 PM 1 15.73 0.00 1.62 0.57 0.08 82.00 05:13:01 PM 2 4.68 0.00 0.57 0.79 0.08 93.88 05:13:01 PM 3 19.60 0.00 1.70 0.57 0.05 78.08 05:13:01 PM 4 6.66 0.00 0.70 0.35 0.05 92.23 05:13:01 PM 5 11.42 0.00 1.55 0.97 0.05 86.01 05:13:01 PM 6 11.60 0.00 0.80 0.38 0.05 87.16 05:13:01 PM 7 9.88 0.00 1.49 1.29 0.05 87.29 05:14:01 PM all 23.77 0.00 1.51 3.44 0.08 71.19 05:14:01 PM 0 17.63 0.00 1.79 2.22 0.08 78.28 05:14:01 PM 1 32.98 0.00 1.69 4.10 0.08 61.15 05:14:01 PM 2 25.34 0.00 2.21 8.63 0.08 63.73 05:14:01 PM 3 28.66 0.00 1.10 0.87 0.08 69.28 05:14:01 PM 4 19.65 0.00 1.25 1.94 0.08 77.07 05:14:01 PM 5 16.51 0.00 1.51 6.61 0.08 75.29 05:14:01 PM 6 28.91 0.00 1.05 1.42 0.08 68.53 05:14:01 PM 7 20.49 0.00 1.46 1.76 0.08 76.21 05:15:01 PM all 21.88 0.00 2.85 1.82 0.08 73.36 05:15:01 PM 0 19.76 0.00 2.95 1.21 0.10 75.98 05:15:01 PM 1 18.81 0.00 3.16 3.04 0.10 74.88 05:15:01 PM 2 24.12 0.00 3.31 2.08 0.08 70.40 05:15:01 PM 3 21.88 0.00 2.62 2.15 0.08 73.27 05:15:01 PM 4 22.74 0.00 3.03 1.88 0.08 72.26 05:15:01 PM 5 17.66 0.00 2.58 0.81 0.08 78.87 05:15:01 PM 6 31.65 0.00 2.94 1.53 0.07 63.82 05:15:01 PM 7 18.44 0.00 2.22 1.90 0.07 77.37 Average: all 18.81 0.00 1.84 1.98 0.08 77.29 Average: 0 14.73 0.00 1.87 1.32 0.08 81.99 Average: 1 22.51 0.00 2.16 2.57 0.09 72.67 Average: 2 18.03 0.00 2.03 3.83 0.08 76.03 Average: 3 23.38 0.00 1.81 1.19 0.07 73.55 Average: 4 16.34 0.00 1.66 1.39 0.07 80.54 Average: 5 15.19 0.00 1.88 2.79 0.07 80.06 Average: 6 24.03 0.00 1.60 1.11 0.07 73.19 Average: 7 16.26 0.00 1.72 1.65 0.07 80.30