---> uname -a: Linux prd-centos8-docker-8c-8g-2560.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 1054 27084 19 3751 30372 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:27:44:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.185/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe27:4449/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:bb:78:4a 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::42:81ff:febb:784a/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) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 149.35 14.43 134.92 3226.39 9840.85 03:40:01 AM 508.45 4.95 503.50 1167.81 15263.32 03:41:01 AM 281.57 3.05 278.52 465.58 41838.09 03:42:01 AM 79.57 2.80 76.77 129.42 12039.14 Average: 254.73 6.31 248.42 1247.30 19745.54 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29242700 31132256 3413012 10.45 2688 2208576 1610520 4.78 156920 2803524 155040 03:40:01 AM 28182820 30410908 4472892 13.70 2688 2536324 2046560 6.07 260512 3713076 130392 03:41:01 AM 26149252 29383496 6506460 19.92 2688 3527400 3445364 10.22 590368 5351740 0 03:42:01 AM 27711360 31078672 4944352 15.14 2688 3659164 1527092 4.53 839540 3547580 8352 Average: 27821533 30501333 4834179 14.80 2688 2982866 2157384 6.40 461835 3853980 73446 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 147.48 111.00 1606.56 34.90 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 475.45 408.43 4513.46 63.18 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 659.16 473.16 9171.93 48.37 0.00 0.00 0.00 0.00 03:41:01 AM docker0 25.54 38.82 1.36 309.53 0.00 0.00 0.00 0.00 03:41:01 AM vethb6dff25 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM veth40c3640 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 256.85 272.53 221.77 2339.52 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.05 0.00 0.01 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 384.73 316.27 3878.40 621.51 0.00 0.00 0.00 0.00 Average: docker0 6.39 9.72 0.34 77.39 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) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.30 0.00 1.02 0.38 0.05 89.25 03:39:01 AM 0 2.93 0.00 0.42 0.27 0.05 96.34 03:39:01 AM 1 13.13 0.00 1.64 0.58 0.07 84.58 03:39:01 AM 2 17.70 0.00 1.49 0.27 0.05 80.50 03:39:01 AM 3 4.01 0.00 0.55 0.50 0.05 94.88 03:39:01 AM 4 10.68 0.00 1.34 0.33 0.03 87.61 03:39:01 AM 5 14.64 0.00 1.39 0.38 0.05 83.54 03:39:01 AM 6 7.16 0.00 0.72 0.48 0.03 91.61 03:39:01 AM 7 4.18 0.00 0.62 0.22 0.03 94.96 03:40:01 AM all 23.91 0.00 1.63 1.14 0.09 73.24 03:40:01 AM 0 17.48 0.00 2.31 3.23 0.08 76.89 03:40:01 AM 1 25.44 0.00 1.57 0.74 0.10 72.15 03:40:01 AM 2 28.44 0.00 1.24 0.54 0.10 69.69 03:40:01 AM 3 18.61 0.00 1.84 1.37 0.08 78.09 03:40:01 AM 4 20.70 0.00 1.72 0.69 0.08 76.81 03:40:01 AM 5 14.11 0.00 0.82 0.33 0.08 84.65 03:40:01 AM 6 23.95 0.00 2.70 1.90 0.10 71.36 03:40:01 AM 7 42.48 0.00 0.80 0.33 0.08 56.30 03:41:01 AM all 21.57 0.00 2.99 0.88 0.09 74.47 03:41:01 AM 0 23.10 0.00 2.80 0.69 0.10 73.30 03:41:01 AM 1 21.04 0.00 3.33 1.09 0.10 74.43 03:41:01 AM 2 21.50 0.00 2.74 1.13 0.10 74.52 03:41:01 AM 3 19.09 0.00 2.93 0.98 0.08 76.92 03:41:01 AM 4 24.95 0.00 3.05 0.94 0.08 70.97 03:41:01 AM 5 17.98 0.00 3.32 1.10 0.07 77.54 03:41:01 AM 6 15.77 0.00 3.32 0.47 0.10 80.34 03:41:01 AM 7 29.10 0.00 2.42 0.62 0.10 67.76 03:42:01 AM all 12.32 0.00 1.44 0.17 0.06 86.01 03:42:01 AM 0 11.52 0.00 1.02 0.28 0.07 87.11 03:42:01 AM 1 7.21 0.00 1.22 0.05 0.07 91.45 03:42:01 AM 2 18.68 0.00 1.67 0.08 0.05 79.51 03:42:01 AM 3 24.41 0.00 2.06 0.32 0.07 73.15 03:42:01 AM 4 9.59 0.00 1.42 0.08 0.05 88.86 03:42:01 AM 5 12.81 0.00 1.40 0.05 0.05 85.68 03:42:01 AM 6 9.13 0.00 1.44 0.13 0.05 89.24 03:42:01 AM 7 5.20 0.00 1.29 0.35 0.05 93.11 Average: all 16.77 0.00 1.77 0.64 0.07 80.76 Average: 0 13.75 0.00 1.64 1.12 0.08 83.42 Average: 1 16.70 0.00 1.94 0.62 0.08 80.66 Average: 2 21.58 0.00 1.78 0.50 0.08 76.06 Average: 3 16.53 0.00 1.84 0.79 0.07 80.77 Average: 4 16.46 0.00 1.88 0.51 0.06 81.08 Average: 5 14.88 0.00 1.73 0.46 0.06 82.86 Average: 6 13.99 0.00 2.04 0.75 0.07 83.15 Average: 7 20.24 0.00 1.28 0.38 0.07 78.04