---> uname -a: Linux prd-centos8-docker-8c-8g-2857.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: 2799.998 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: 31890 1040 27174 19 3674 30390 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:37:64:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe37:644f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:d9:86:ec 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:a0ff:fed9:86ec/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) 04/01/2026 _x86_64_ (8 CPU) 17:11:53 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 359.71 173.91 185.80 14566.63 40836.19 05:14:01 PM 203.43 14.48 188.95 3119.36 12964.96 05:15:01 PM 346.79 5.33 341.46 1225.13 11865.21 05:16:01 PM 200.25 2.12 198.13 170.74 26631.21 05:17:01 PM 120.17 3.25 116.92 440.45 20638.61 Average: 246.06 39.82 206.25 3904.44 22587.53 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29699336 31238412 2956376 9.05 2688 1874036 1524204 4.52 142512 2427092 119376 05:14:01 PM 28857968 30821184 3797744 11.63 2688 2279808 1826408 5.42 166320 3165000 100716 05:15:01 PM 28305576 30548180 4350136 13.32 2688 2551376 1902804 5.65 263780 3586808 98472 05:16:01 PM 26650528 29739876 6005184 18.39 2688 3390184 2588632 7.68 541720 4930812 177768 05:17:01 PM 27829556 31121860 4826156 14.78 2688 3588544 1475744 4.38 820080 3466000 90100 Average: 28268593 30693902 4387119 13.43 2688 2736790 1863558 5.53 386882 3515142 117286 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 407.35 260.96 1621.70 62.95 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 199.68 167.91 1960.87 45.78 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 391.57 331.68 3633.08 45.19 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 505.23 392.77 7834.18 44.25 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 240.30 261.87 477.06 2367.72 0.00 0.00 0.00 0.00 05:17:01 PM docker0 6.58 13.78 0.50 257.63 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 348.82 283.04 3105.27 513.26 0.00 0.00 0.00 0.00 Average: docker0 1.32 2.76 0.10 51.53 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) 04/01/2026 _x86_64_ (8 CPU) 17:11:53 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.76 0.00 3.12 7.04 0.06 78.01 05:13:01 PM 0 8.36 0.00 2.70 23.89 0.08 64.97 05:13:01 PM 1 8.45 0.00 3.70 1.83 0.07 85.95 05:13:01 PM 2 9.29 0.00 2.41 0.82 0.07 87.42 05:13:01 PM 3 13.26 0.03 2.59 0.87 0.05 83.19 05:13:01 PM 4 14.42 0.00 3.60 5.03 0.07 76.89 05:13:01 PM 5 19.75 0.00 3.88 0.67 0.07 75.64 05:13:01 PM 6 12.49 0.00 3.83 4.62 0.07 78.99 05:13:01 PM 7 8.06 0.00 2.26 18.56 0.05 71.07 05:14:01 PM all 11.46 0.00 1.24 1.09 0.06 86.14 05:14:01 PM 0 17.81 0.00 1.12 0.33 0.07 80.67 05:14:01 PM 1 14.14 0.00 1.40 2.37 0.08 82.01 05:14:01 PM 2 16.30 0.00 2.22 0.52 0.08 80.87 05:14:01 PM 3 3.58 0.00 0.82 1.91 0.05 93.64 05:14:01 PM 4 7.86 0.00 1.09 1.05 0.05 89.95 05:14:01 PM 5 19.39 0.00 1.47 0.68 0.07 78.39 05:14:01 PM 6 6.78 0.00 0.77 0.97 0.05 91.44 05:14:01 PM 7 5.80 0.00 1.02 0.92 0.07 92.19 05:15:01 PM all 21.25 0.00 1.29 7.65 0.07 69.73 05:15:01 PM 0 17.00 0.00 1.10 5.25 0.07 76.58 05:15:01 PM 1 18.01 0.00 0.80 11.46 0.07 69.66 05:15:01 PM 2 23.79 0.00 0.92 11.99 0.07 63.23 05:15:01 PM 3 14.03 0.00 1.22 0.44 0.07 84.24 05:15:01 PM 4 25.80 0.00 0.82 0.48 0.07 72.83 05:15:01 PM 5 32.72 0.00 0.99 0.90 0.07 65.32 05:15:01 PM 6 18.92 0.00 1.42 26.71 0.08 52.86 05:15:01 PM 7 19.71 0.00 3.08 3.95 0.10 73.16 05:16:01 PM all 21.43 0.00 1.81 6.19 0.08 70.50 05:16:01 PM 0 31.28 0.00 1.53 0.25 0.08 66.85 05:16:01 PM 1 16.62 0.00 1.64 3.10 0.08 78.55 05:16:01 PM 2 9.83 0.00 1.51 5.91 0.08 82.67 05:16:01 PM 3 17.84 0.00 1.51 1.73 0.07 78.85 05:16:01 PM 4 20.81 0.00 1.98 0.60 0.07 76.54 05:16:01 PM 5 31.44 0.00 2.25 1.01 0.07 65.24 05:16:01 PM 6 26.27 0.00 1.96 18.78 0.08 52.90 05:16:01 PM 7 17.38 0.00 2.06 18.04 0.07 62.45 05:17:01 PM all 11.04 0.00 2.36 0.80 0.07 85.73 05:17:01 PM 0 5.76 0.00 2.01 0.40 0.08 91.75 05:17:01 PM 1 8.83 0.00 2.36 0.28 0.08 88.44 05:17:01 PM 2 16.50 0.00 2.46 0.80 0.08 80.15 05:17:01 PM 3 5.10 0.00 2.27 0.13 0.07 92.43 05:17:01 PM 4 15.65 0.00 2.10 0.91 0.07 81.28 05:17:01 PM 5 17.66 0.00 2.77 0.94 0.07 78.57 05:17:01 PM 6 9.05 0.00 2.38 2.46 0.08 86.02 05:17:01 PM 7 9.76 0.00 2.53 0.47 0.05 87.19 Average: all 15.39 0.00 1.96 4.55 0.07 78.03 Average: 0 16.02 0.00 1.69 6.03 0.08 76.18 Average: 1 13.22 0.00 1.98 3.82 0.08 80.91 Average: 2 15.14 0.00 1.91 4.01 0.08 78.87 Average: 3 10.76 0.01 1.68 1.02 0.06 86.47 Average: 4 16.90 0.00 1.91 1.62 0.06 79.50 Average: 5 24.19 0.00 2.27 0.84 0.07 72.63 Average: 6 14.70 0.00 2.07 10.71 0.07 72.44 Average: 7 12.14 0.00 2.19 8.39 0.07 77.22