---> uname -a: Linux prd-centos8-docker-8c-8g-2264.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 1053 26541 19 4295 30371 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:33:ec:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe33:ecd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:36:6f:aa 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:cbff:fe36:6faa/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) 03/16/2026 _x86_64_ (8 CPU) 02:28:43 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:00 AM 249.31 28.45 220.86 7207.88 17200.51 02:30:01 AM 156.58 147.37 9.21 117431.58 442.11 02:31:01 AM 290.15 16.16 273.99 2390.00 13142.14 02:32:01 AM 150.30 16.91 133.39 5728.76 37946.18 02:33:01 AM 89.72 2.80 86.92 186.47 25982.54 Average: 194.58 16.46 178.12 4227.20 23514.79 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:00 AM 29584368 31310832 3071344 9.41 2688 2046788 1404548 4.17 140484 2492564 228560 02:30:01 AM 29525660 31297044 3130052 9.59 2688 2091556 1413080 4.19 143684 2547912 228672 02:31:01 AM 27957992 30183080 4697720 14.39 2688 2536800 2329192 6.91 246188 3963136 295036 02:32:01 AM 26772176 30182268 5883536 18.02 2688 3704956 2407368 7.14 511836 4816180 213756 02:33:01 AM 27163580 31085572 5492132 16.82 2688 4211752 1547508 4.59 882128 4046780 8488 Average: 28200755 30811759 4454957 13.64 2688 2918370 1820339 5.40 384864 3573314 194902 02:29:01 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 360.31 239.27 2022.33 80.31 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 421.05 325.00 397.99 135.40 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 547.57 423.04 5984.11 54.63 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 11.95 11.95 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1343.24 349.58 7644.17 37.57 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.32 5.41 0.62 0.63 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 82.59 99.32 202.88 1244.10 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.99 2.99 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 583.62 278.07 3958.23 354.33 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.35 0.15 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) 03/16/2026 _x86_64_ (8 CPU) 02:28:43 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:00 AM all 15.12 0.00 2.11 0.84 0.06 81.87 02:30:00 AM 0 9.45 0.00 1.95 0.64 0.07 87.89 02:30:00 AM 1 35.25 0.00 4.29 2.17 0.05 58.24 02:30:00 AM 2 8.82 0.00 1.30 0.15 0.07 89.65 02:30:00 AM 3 9.05 0.00 1.64 0.44 0.07 88.80 02:30:00 AM 4 20.97 0.00 2.22 0.39 0.05 76.37 02:30:00 AM 5 8.73 0.00 0.96 0.74 0.05 89.51 02:30:00 AM 6 13.51 0.00 1.92 0.32 0.03 84.22 02:30:00 AM 7 15.20 0.00 2.63 1.86 0.05 80.26 02:30:01 AM all 11.06 0.00 3.63 1.32 0.17 83.83 02:30:01 AM 0 4.00 0.00 1.33 0.00 0.00 94.67 02:30:01 AM 1 43.42 0.00 1.32 0.00 0.00 55.26 02:30:01 AM 2 5.33 0.00 2.67 0.00 0.00 92.00 02:30:01 AM 3 5.26 0.00 3.95 0.00 0.00 90.79 02:30:01 AM 4 16.88 0.00 6.49 1.30 1.30 74.03 02:30:01 AM 5 3.90 0.00 6.49 3.90 0.00 85.71 02:30:01 AM 6 6.58 0.00 3.95 5.26 0.00 84.21 02:30:01 AM 7 2.70 0.00 2.70 0.00 0.00 94.59 02:31:01 AM all 27.90 0.00 1.53 0.79 0.08 69.71 02:31:01 AM 0 32.34 0.00 0.82 0.07 0.08 66.69 02:31:01 AM 1 38.55 0.00 1.82 0.85 0.08 58.69 02:31:01 AM 2 35.33 0.00 1.64 0.97 0.08 61.98 02:31:01 AM 3 25.23 0.00 1.34 0.42 0.07 72.95 02:31:01 AM 4 24.42 0.00 1.44 0.77 0.07 73.30 02:31:01 AM 5 27.58 0.00 1.49 0.85 0.08 69.99 02:31:01 AM 6 16.33 0.00 1.29 0.65 0.08 81.65 02:31:01 AM 7 23.37 0.00 2.38 1.73 0.08 72.44 02:32:01 AM all 22.16 0.26 3.20 0.83 0.10 73.45 02:32:01 AM 0 25.86 0.00 3.49 0.13 0.10 70.41 02:32:01 AM 1 26.84 0.05 3.77 1.13 0.10 68.11 02:32:01 AM 2 20.57 0.00 3.10 0.47 0.10 75.76 02:32:01 AM 3 25.72 1.84 3.29 1.43 0.10 67.63 02:32:01 AM 4 21.29 0.02 3.25 1.15 0.08 74.22 02:32:01 AM 5 19.79 0.05 3.03 0.83 0.12 76.19 02:32:01 AM 6 17.67 0.02 2.52 0.13 0.10 79.55 02:32:01 AM 7 19.56 0.10 3.17 1.33 0.10 75.74 02:33:01 AM all 14.82 0.08 1.89 0.43 0.06 82.71 02:33:01 AM 0 6.49 0.00 1.29 0.05 0.07 92.10 02:33:01 AM 1 14.53 0.00 2.22 0.35 0.07 82.83 02:33:01 AM 2 22.88 0.55 1.96 0.64 0.07 73.91 02:33:01 AM 3 23.17 0.02 2.71 1.76 0.07 72.28 02:33:01 AM 4 20.85 0.03 2.07 0.15 0.07 76.83 02:33:01 AM 5 13.78 0.00 1.87 0.12 0.05 84.18 02:33:01 AM 6 12.12 0.00 1.41 0.03 0.03 86.41 02:33:01 AM 7 4.73 0.00 1.62 0.38 0.07 93.19 Average: all 19.98 0.08 2.19 0.72 0.07 76.95 Average: 0 18.51 0.00 1.88 0.22 0.08 79.31 Average: 1 28.82 0.01 3.01 1.12 0.08 66.96 Average: 2 21.89 0.14 2.00 0.56 0.08 75.33 Average: 3 20.77 0.46 2.25 1.01 0.08 75.44 Average: 4 21.87 0.01 2.26 0.62 0.07 75.18 Average: 5 17.45 0.01 1.86 0.64 0.08 79.97 Average: 6 14.88 0.00 1.79 0.30 0.06 82.96 Average: 7 15.67 0.03 2.45 1.32 0.08 80.46