---> uname -a: Linux prd-centos8-docker-8c-8g-10026.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: 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1074 26450 19 4365 30349 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:83:f1:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe83:f196/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:97:d6:53:c3 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::42:97ff:fed6:53c3/64 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) 05/13/2026 _x86_64_ (8 CPU) 02:28:39 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:00 AM 240.14 12.26 227.88 1745.59 7793.39 02:30:01 AM 85.71 79.05 6.67 76868.57 316.19 02:31:01 AM 283.02 15.95 267.07 2484.12 15043.68 02:32:01 AM 131.39 14.78 116.61 1215.46 37579.27 02:33:01 AM 86.17 5.26 80.91 4680.86 24918.97 Average: 184.26 12.36 171.91 2864.82 21358.04 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:00 AM 29488864 31285656 3166848 9.70 2688 2117016 1396284 4.14 142124 2585428 288768 02:30:01 AM 29434112 31271568 3221600 9.87 2688 2157556 1400460 4.16 147324 2634924 288896 02:31:01 AM 28172636 30462056 4483076 13.73 2688 2601352 1958880 5.81 241748 3755040 287456 02:32:01 AM 26355688 29486144 6300024 19.29 2688 3424628 4914284 14.58 463508 5265488 224 02:33:01 AM 27091944 31083700 5563768 17.04 2688 4281056 1500288 4.45 890924 4100808 24240 Average: 28108649 30717825 4547063 13.92 2688 2916322 2234039 6.63 377126 3668338 177917 02:29:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:00 AM eth0 304.59 192.69 2111.78 63.95 0.00 0.00 0.00 0.00 02:30:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 305.71 236.19 294.39 98.10 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 465.67 370.49 5914.16 51.62 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 9.86 9.86 1.06 1.06 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1615.69 388.65 6541.55 37.56 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.57 4.67 0.51 0.54 0.00 0.00 0.00 0.00 02:32:01 AM veth51c64cc 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.35 2.35 0.22 0.22 0.00 0.00 0.00 0.00 02:33:01 AM eth0 130.08 140.58 1385.78 1249.41 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.75 0.85 0.10 0.10 0.00 0.00 0.00 0.00 Average: lo 3.07 3.07 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 630.36 273.62 3988.00 352.04 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.38 0.16 0.16 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) 05/13/2026 _x86_64_ (8 CPU) 02:28:39 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:00 AM all 11.72 0.00 1.44 0.56 0.05 86.22 02:30:00 AM 0 10.90 0.00 1.05 0.19 0.07 87.79 02:30:00 AM 1 17.16 0.00 1.88 0.45 0.05 80.45 02:30:00 AM 2 8.63 0.00 0.97 0.40 0.05 89.96 02:30:00 AM 3 14.50 0.00 2.55 0.19 0.07 82.69 02:30:00 AM 4 5.81 0.00 0.55 0.35 0.03 93.26 02:30:00 AM 5 4.41 0.00 0.62 0.19 0.07 94.70 02:30:00 AM 6 21.65 0.00 1.35 0.21 0.05 76.74 02:30:00 AM 7 10.68 0.00 2.58 2.51 0.03 84.20 02:30:01 AM all 5.16 0.00 3.36 0.84 0.00 90.65 02:30:01 AM 0 3.88 0.00 0.97 0.00 0.00 95.15 02:30:01 AM 1 4.76 0.00 5.71 2.86 0.00 86.67 02:30:01 AM 2 12.50 0.00 5.77 2.88 0.00 78.85 02:30:01 AM 3 1.92 0.00 1.92 0.00 0.00 96.15 02:30:01 AM 4 2.83 0.00 2.83 0.00 0.00 94.34 02:30:01 AM 5 3.81 0.00 4.76 0.95 0.00 90.48 02:30:01 AM 6 9.71 0.00 1.94 0.00 0.00 88.35 02:30:01 AM 7 1.92 0.00 2.88 0.00 0.00 95.19 02:31:01 AM all 25.12 0.00 1.53 2.01 0.08 71.26 02:31:01 AM 0 29.39 0.00 1.71 5.10 0.08 63.72 02:31:01 AM 1 14.51 0.00 1.87 0.77 0.07 82.78 02:31:01 AM 2 29.05 0.00 1.71 1.19 0.08 67.97 02:31:01 AM 3 27.68 0.00 1.76 1.31 0.07 69.19 02:31:01 AM 4 30.97 0.00 1.52 1.12 0.08 66.30 02:31:01 AM 5 18.83 0.00 1.52 5.41 0.08 74.15 02:31:01 AM 6 23.71 0.00 1.22 1.07 0.07 73.93 02:31:01 AM 7 26.85 0.00 0.94 0.10 0.07 72.04 02:32:01 AM all 22.34 0.32 3.25 1.96 0.12 72.01 02:32:01 AM 0 23.06 0.00 3.95 1.04 0.12 71.83 02:32:01 AM 1 27.45 0.02 3.42 1.18 0.13 67.79 02:32:01 AM 2 22.75 0.02 3.07 5.42 0.13 68.61 02:32:01 AM 3 28.53 0.02 3.48 1.23 0.13 66.61 02:32:01 AM 4 16.90 0.05 3.08 4.48 0.14 75.35 02:32:01 AM 5 19.06 0.05 3.26 1.30 0.10 76.23 02:32:01 AM 6 27.09 2.39 2.50 0.49 0.10 67.43 02:32:01 AM 7 13.70 0.00 3.21 0.58 0.12 82.40 02:33:01 AM all 16.13 0.26 2.01 0.73 0.05 80.81 02:33:01 AM 0 15.33 0.00 2.24 1.24 0.05 81.13 02:33:01 AM 1 21.81 0.02 2.54 1.30 0.07 74.26 02:33:01 AM 2 18.64 0.00 2.19 0.45 0.07 78.65 02:33:01 AM 3 19.11 1.61 2.75 2.11 0.05 74.38 02:33:01 AM 4 11.30 0.03 1.62 0.03 0.07 86.94 02:33:01 AM 5 9.32 0.02 1.64 0.38 0.03 88.61 02:33:01 AM 6 15.66 0.40 1.36 0.02 0.05 82.51 02:33:01 AM 7 17.89 0.00 1.76 0.30 0.05 80.01 Average: all 18.82 0.14 2.07 1.32 0.08 77.58 Average: 0 19.66 0.00 2.23 1.90 0.08 76.13 Average: 1 20.18 0.01 2.45 0.94 0.08 76.35 Average: 2 19.82 0.00 2.01 1.87 0.08 76.21 Average: 3 22.43 0.41 2.63 1.21 0.08 73.24 Average: 4 16.26 0.02 1.70 1.48 0.08 80.45 Average: 5 12.93 0.02 1.78 1.83 0.07 83.37 Average: 6 21.97 0.70 1.61 0.45 0.07 75.21 Average: 7 17.28 0.00 2.11 0.86 0.07 79.68