---> uname -a: Linux prd-centos8-docker-8c-8g-3721.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: 2799.934 BogoMIPS: 5599.86 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 1890 25645 19 4354 29534 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:18:e9:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe18:e999/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:d2:24:55 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::42:4ff:fed2:2455/64 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) 03/21/2026 _x86_64_ (8 CPU) 11:21:49 LINUX RESTART (8 CPU) 11:22:02 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 182.06 28.60 153.46 7230.79 7923.62 11:24:01 AM 255.70 16.08 239.62 3021.66 17216.83 11:25:01 AM 63.92 2.68 61.24 1039.43 10565.91 11:26:01 AM 248.67 16.33 232.34 5494.30 29164.90 11:27:01 AM 28.18 0.00 28.18 0.00 18325.20 11:28:01 AM 18.34 2.67 15.68 135.13 289.66 11:29:01 AM 39.69 0.45 39.24 63.85 5951.62 Average: 119.36 9.50 109.86 2415.02 12788.02 11:22:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 29581664 31243356 3074048 9.41 2688 1986812 1459452 4.33 139040 2511576 184528 11:24:01 AM 28113516 30357064 4542196 13.91 2688 2557884 2243948 6.66 196472 3871072 236860 11:25:01 AM 26977596 29727092 5678116 17.39 2688 3059408 2725788 8.09 305108 4876180 411128 11:26:01 AM 25845796 29686004 6809916 20.85 2688 4132920 2743024 8.14 663372 5590820 537324 11:27:01 AM 25796864 29643932 6858848 21.00 2688 4139488 2743024 8.14 663524 5637880 124 11:28:01 AM 27118488 31087048 5537224 16.96 2688 4260592 1422832 4.22 679844 4301436 116000 11:29:01 AM 26248908 30228424 6406804 19.62 2688 4270136 2263432 6.72 898932 4948296 8340 Average: 27097547 30281846 5558165 17.02 2688 3486749 2228786 6.61 506613 4533894 213472 11:22:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 490.09 295.09 1876.48 68.22 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 610.48 419.24 7142.96 81.76 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1299.95 409.70 6840.17 45.85 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM lo 12.83 12.83 1.35 1.35 0.00 0.00 0.00 0.00 11:26:01 AM eth0 265.09 111.26 1844.93 24.25 0.00 0.00 0.00 0.00 11:26:01 AM docker0 4.83 5.96 0.65 0.69 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 165.77 122.21 198.67 42.05 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM eth0 228.17 166.08 428.27 54.05 0.00 0.00 0.00 0.00 11:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM eth0 101.48 63.35 87.37 140.40 0.00 0.00 0.00 0.00 11:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.84 1.84 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 451.47 226.54 2632.97 65.22 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.85 0.09 0.10 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) 03/21/2026 _x86_64_ (8 CPU) 11:21:49 LINUX RESTART (8 CPU) 11:22:02 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 13.96 0.00 2.26 1.03 0.08 82.67 11:23:01 AM 0 7.33 0.00 1.55 0.65 0.07 90.41 11:23:01 AM 1 19.40 0.00 2.21 0.37 0.05 77.97 11:23:01 AM 2 29.09 0.00 3.67 1.21 0.07 65.97 11:23:01 AM 3 12.13 0.00 1.18 0.78 0.05 85.86 11:23:01 AM 4 5.93 0.00 2.32 0.33 0.12 91.29 11:23:01 AM 5 11.86 0.00 3.36 0.78 0.10 83.90 11:23:01 AM 6 8.27 0.00 1.37 0.63 0.09 89.64 11:23:01 AM 7 17.48 0.00 2.43 3.45 0.07 76.57 11:24:01 AM all 15.96 0.00 1.14 0.99 0.07 81.84 11:24:01 AM 0 12.86 0.00 0.78 0.22 0.08 86.06 11:24:01 AM 1 28.80 0.00 1.76 2.18 0.07 67.20 11:24:01 AM 2 10.49 0.00 0.92 0.77 0.05 87.77 11:24:01 AM 3 13.82 0.00 1.17 0.84 0.08 84.09 11:24:01 AM 4 21.89 0.00 1.37 1.09 0.07 75.58 11:24:01 AM 5 17.72 0.00 1.40 0.97 0.07 79.84 11:24:01 AM 6 8.15 0.00 0.82 0.78 0.05 90.20 11:24:01 AM 7 13.99 0.00 0.89 1.09 0.07 83.97 11:25:01 AM all 28.18 0.00 1.17 0.22 0.08 70.35 11:25:01 AM 0 39.83 0.00 0.90 0.00 0.08 59.18 11:25:01 AM 1 28.14 0.00 2.18 0.94 0.08 68.66 11:25:01 AM 2 21.63 0.00 1.13 0.07 0.07 77.11 11:25:01 AM 3 22.60 0.00 1.41 0.00 0.08 75.91 11:25:01 AM 4 17.57 0.00 0.84 0.23 0.08 81.27 11:25:01 AM 5 40.61 0.00 0.75 0.00 0.07 58.57 11:25:01 AM 6 16.35 0.00 0.85 0.08 0.05 82.67 11:25:01 AM 7 38.67 0.00 1.31 0.44 0.08 59.51 11:26:01 AM all 21.73 0.54 3.24 0.90 0.08 73.51 11:26:01 AM 0 15.78 0.03 2.48 0.49 0.10 81.12 11:26:01 AM 1 17.50 2.02 3.19 1.71 0.10 75.47 11:26:01 AM 2 20.62 0.05 3.65 0.54 0.07 75.07 11:26:01 AM 3 22.81 2.10 3.46 0.67 0.07 70.90 11:26:01 AM 4 15.60 0.03 3.10 2.22 0.07 78.98 11:26:01 AM 5 25.90 0.00 3.41 0.35 0.08 70.25 11:26:01 AM 6 35.15 0.03 3.19 0.76 0.08 60.79 11:26:01 AM 7 20.43 0.03 3.46 0.42 0.07 75.58 11:27:01 AM all 11.04 0.00 0.51 0.18 0.04 88.23 11:27:01 AM 0 3.69 0.00 0.15 0.03 0.07 96.06 11:27:01 AM 1 3.67 0.00 0.40 1.17 0.05 94.71 11:27:01 AM 2 33.72 0.00 1.07 0.03 0.05 65.13 11:27:01 AM 3 10.21 0.00 0.08 0.00 0.02 89.69 11:27:01 AM 4 5.72 0.00 0.12 0.17 0.03 93.96 11:27:01 AM 5 1.65 0.00 0.84 0.00 0.07 97.44 11:27:01 AM 6 25.87 0.00 0.67 0.00 0.03 73.43 11:27:01 AM 7 3.77 0.00 0.77 0.00 0.02 95.44 11:28:01 AM all 12.59 0.00 0.81 0.04 0.04 86.52 11:28:01 AM 0 6.26 0.00 0.95 0.00 0.05 92.74 11:28:01 AM 1 5.79 0.00 1.42 0.00 0.02 92.77 11:28:01 AM 2 52.33 0.00 1.77 0.10 0.03 45.76 11:28:01 AM 3 11.22 0.00 0.58 0.08 0.03 88.08 11:28:01 AM 4 6.71 0.00 0.43 0.03 0.03 92.79 11:28:01 AM 5 6.08 0.00 0.50 0.07 0.07 93.28 11:28:01 AM 6 2.89 0.00 0.42 0.00 0.07 96.63 11:28:01 AM 7 9.52 0.00 0.40 0.00 0.02 90.06 11:29:01 AM all 15.84 0.00 0.82 0.08 0.06 83.20 11:29:01 AM 0 16.78 0.00 1.07 0.05 0.07 82.04 11:29:01 AM 1 24.55 0.00 1.33 0.13 0.07 73.92 11:29:01 AM 2 1.70 0.00 0.52 0.17 0.08 97.53 11:29:01 AM 3 18.49 0.00 0.50 0.07 0.05 80.89 11:29:01 AM 4 22.62 0.00 1.00 0.02 0.05 76.31 11:29:01 AM 5 1.50 0.00 0.55 0.15 0.07 97.73 11:29:01 AM 6 16.72 0.00 1.12 0.03 0.03 82.09 11:29:01 AM 7 24.29 0.00 0.50 0.02 0.07 75.13 Average: all 17.04 0.08 1.42 0.49 0.06 80.91 Average: 0 14.65 0.00 1.12 0.20 0.07 83.94 Average: 1 18.25 0.29 1.78 0.93 0.06 78.69 Average: 2 24.22 0.01 1.81 0.41 0.06 73.49 Average: 3 15.90 0.30 1.19 0.35 0.06 82.20 Average: 4 13.76 0.00 1.30 0.58 0.06 84.28 Average: 5 15.05 0.00 1.54 0.33 0.07 83.01 Average: 6 16.22 0.00 1.20 0.33 0.06 82.19 Average: 7 18.30 0.00 1.39 0.76 0.06 79.49