---> uname -a: Linux prd-centos8-docker-8c-8g-272.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 1072 27133 19 3684 30357 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:ac:1e:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:feac:1e4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:23:f1:66:d3 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::42:23ff:fef1:66d3/64 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) 05/16/2026 _x86_64_ (8 CPU) 17:11:45 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 272.68 33.22 239.45 7558.46 44601.78 05:14:01 PM 407.48 18.76 388.72 4267.24 15882.89 05:15:01 PM 285.60 2.67 282.94 507.83 38542.45 05:16:02 PM 106.62 3.00 103.62 131.04 16057.31 Average: 268.10 14.41 253.69 3116.27 28771.64 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29484952 31210848 3170752 9.71 2688 2046864 1472940 4.37 147028 2587512 213648 05:14:01 PM 28433872 30622552 4221832 12.93 2688 2498592 1890568 5.61 220132 3509220 178668 05:15:01 PM 26347072 29456492 6308632 19.32 2688 3409596 3563856 10.57 556884 5212180 0 05:16:02 PM 27793664 31094748 4862040 14.89 2688 3596664 1553488 4.61 828544 3488564 24332 Average: 28014890 30596160 4640814 14.21 2688 2887929 2120213 6.29 438147 3699369 104162 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 387.85 250.67 1934.65 80.43 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 431.29 370.78 4445.54 61.55 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 560.46 435.10 8757.98 52.14 0.00 0.00 0.00 0.00 05:15:01 PM docker0 1.38 2.32 0.13 47.86 0.00 0.00 0.00 0.00 05:15:01 PM veth468119d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM vethab65276 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:02 PM eth0 255.36 267.46 435.75 2370.90 0.00 0.00 0.00 0.00 05:16:02 PM docker0 4.60 11.65 0.34 209.04 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 408.75 331.00 3893.62 641.18 0.00 0.00 0.00 0.00 Average: docker0 1.50 3.49 0.12 64.22 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) 05/16/2026 _x86_64_ (8 CPU) 17:11:45 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 15.12 0.00 2.65 1.11 0.07 81.06 05:13:01 PM 0 10.65 0.00 2.37 0.32 0.07 86.60 05:13:01 PM 1 18.10 0.00 3.08 2.71 0.08 76.02 05:13:01 PM 2 13.55 0.00 1.86 1.19 0.07 83.34 05:13:01 PM 3 14.19 0.00 2.16 0.33 0.05 83.27 05:13:01 PM 4 22.26 0.00 4.68 2.48 0.07 70.51 05:13:01 PM 5 21.27 0.00 1.99 0.48 0.07 76.19 05:13:01 PM 6 13.00 0.00 3.00 0.74 0.07 83.19 05:13:01 PM 7 7.93 0.00 2.06 0.62 0.07 89.32 05:14:01 PM all 18.84 0.00 1.57 1.56 0.09 77.94 05:14:01 PM 0 15.55 0.00 1.49 1.12 0.08 81.76 05:14:01 PM 1 28.18 0.00 2.38 3.77 0.10 65.57 05:14:01 PM 2 25.61 0.00 1.64 1.64 0.10 71.01 05:14:01 PM 3 17.92 0.00 2.21 1.82 0.10 77.94 05:14:01 PM 4 5.05 0.00 1.02 0.84 0.05 93.04 05:14:01 PM 5 25.13 0.00 1.47 1.56 0.10 71.74 05:14:01 PM 6 11.73 0.00 1.07 0.77 0.07 86.36 05:14:01 PM 7 21.54 0.00 1.31 0.97 0.10 76.08 05:15:01 PM all 30.72 0.00 2.11 1.04 0.10 66.02 05:15:01 PM 0 30.03 0.00 2.16 1.17 0.10 66.54 05:15:01 PM 1 29.56 0.00 2.12 0.99 0.10 67.23 05:15:01 PM 2 32.19 0.00 2.55 2.35 0.10 62.81 05:15:01 PM 3 44.97 0.00 2.28 0.23 0.12 52.40 05:15:01 PM 4 20.96 0.00 1.51 0.47 0.10 76.96 05:15:01 PM 5 35.67 0.00 2.54 1.02 0.12 60.65 05:15:01 PM 6 25.86 0.00 2.16 1.63 0.12 70.23 05:15:01 PM 7 26.50 0.00 1.53 0.49 0.08 71.40 05:16:02 PM all 11.95 0.00 2.29 0.23 0.06 85.46 05:16:02 PM 0 8.14 0.00 2.08 0.20 0.07 89.52 05:16:02 PM 1 13.56 0.00 2.56 0.28 0.07 83.52 05:16:02 PM 2 6.11 0.00 1.85 0.07 0.07 91.91 05:16:02 PM 3 20.13 0.00 2.76 0.27 0.07 76.77 05:16:02 PM 4 23.47 0.00 2.95 0.28 0.07 73.23 05:16:02 PM 5 7.49 0.00 2.01 0.10 0.07 90.33 05:16:02 PM 6 7.88 0.00 2.23 0.34 0.07 89.48 05:16:02 PM 7 8.82 0.00 1.86 0.30 0.05 88.97 Average: all 19.15 0.00 2.15 0.99 0.08 77.63 Average: 0 16.08 0.00 2.02 0.70 0.08 81.11 Average: 1 22.35 0.00 2.53 1.94 0.09 73.09 Average: 2 19.36 0.00 1.97 1.31 0.08 77.27 Average: 3 24.30 0.00 2.35 0.67 0.08 72.60 Average: 4 17.93 0.00 2.54 1.02 0.07 78.44 Average: 5 22.38 0.00 2.00 0.79 0.09 74.73 Average: 6 14.62 0.00 2.12 0.87 0.08 82.32 Average: 7 16.19 0.00 1.69 0.60 0.08 81.45