---> uname -a: Linux prd-centos8-docker-8c-8g-587.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 1062 26375 19 4452 30362 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:f1:68:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.61/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85841sec preferred_lft 85841sec inet6 fe80::f816:3eff:fef1:68c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:1a:b5:e9 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:aff:fe1a:b5e9/64 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) 02/28/2026 _x86_64_ (8 CPU) 16:34:52 LINUX RESTART (8 CPU) 04:36:02 PM tps rtps wtps bread/s bwrtn/s 04:37:01 PM 277.52 16.13 261.39 3067.03 14294.68 04:38:01 PM 44.34 0.05 44.29 1.07 10510.98 04:39:01 PM 45.13 2.60 42.54 1043.65 2589.50 04:40:01 PM 247.17 16.31 230.86 5513.10 28918.31 04:41:01 PM 27.77 0.00 27.77 0.00 18179.66 04:42:01 PM 7.15 0.00 7.15 0.00 312.70 04:43:01 PM 9.60 0.07 9.53 50.12 210.31 04:44:01 PM 34.06 2.00 32.06 1663.32 6142.21 Average: 86.20 4.62 81.58 1413.87 10136.42 04:36:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:37:01 PM 28610256 30738312 4045456 12.39 2688 2442684 1869436 5.55 169820 3399212 302152 04:38:01 PM 28023380 30151644 4632332 14.19 2688 2442780 2454332 7.28 170032 3983828 4 04:39:01 PM 26221428 29180244 6434284 19.70 2688 3266820 3438620 10.20 301104 5630272 734232 04:40:01 PM 26252564 29977900 6403148 19.61 2688 4018396 2434304 7.22 652080 5196448 537260 04:41:01 PM 26135024 29860512 6520688 19.97 2688 4018496 2434304 7.22 652084 5312200 20 04:42:01 PM 25824404 29556592 6831308 20.92 2688 4024964 2741472 8.13 652236 5622404 12 04:43:01 PM 25595568 29330864 7060144 21.62 2688 4027860 2953608 8.76 656112 5847040 20 04:44:01 PM 27074408 31155356 5581304 17.09 2688 4371356 1481228 4.39 860084 4162212 148020 Average: 26717129 29993928 5938583 18.19 2688 3576670 2475913 7.35 514194 4894202 215215 04:36:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 435.85 328.31 5314.73 55.88 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM eth0 88.09 69.68 46.65 21.33 0.00 0.00 0.00 0.00 04:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM eth0 1181.99 383.84 7373.29 31.23 0.00 0.00 0.00 0.00 04:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 PM lo 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 04:40:01 PM eth0 120.99 98.58 1274.43 27.81 0.00 0.00 0.00 0.00 04:40:01 PM docker0 4.80 5.95 0.65 0.69 0.00 0.00 0.00 0.00 04:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM eth0 87.97 60.06 49.29 22.69 0.00 0.00 0.00 0.00 04:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM eth0 44.05 32.26 148.61 11.96 0.00 0.00 0.00 0.00 04:42:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 PM eth0 136.21 118.81 85.49 37.09 0.00 0.00 0.00 0.00 04:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 PM eth0 205.72 161.71 3133.49 32.89 0.00 0.00 0.00 0.00 04:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 0.17 0.17 0.00 0.00 0.00 0.00 Average: eth0 287.30 156.30 2171.73 30.05 0.00 0.00 0.00 0.00 Average: docker0 0.60 0.75 0.08 0.09 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) 02/28/2026 _x86_64_ (8 CPU) 16:34:52 LINUX RESTART (8 CPU) 04:36:02 PM CPU %user %nice %system %iowait %steal %idle 04:37:01 PM all 14.07 0.00 1.38 0.87 0.06 83.62 04:37:01 PM 0 5.37 0.00 0.87 0.83 0.05 92.88 04:37:01 PM 1 13.18 0.00 1.38 1.69 0.07 83.68 04:37:01 PM 2 16.81 0.00 1.89 1.00 0.07 80.23 04:37:01 PM 3 19.72 0.00 1.51 1.04 0.07 77.66 04:37:01 PM 4 8.34 0.00 1.05 0.17 0.07 90.37 04:37:01 PM 5 24.80 0.00 1.95 0.37 0.07 72.80 04:37:01 PM 6 15.39 0.00 1.43 0.71 0.05 82.42 04:37:01 PM 7 8.93 0.00 0.97 1.12 0.05 88.93 04:38:01 PM all 9.46 0.00 0.41 0.38 0.03 89.73 04:38:01 PM 0 6.19 0.00 0.08 0.00 0.03 93.69 04:38:01 PM 1 4.61 0.00 0.25 0.77 0.03 94.34 04:38:01 PM 2 19.66 0.00 1.08 0.47 0.03 78.76 04:38:01 PM 3 8.05 0.00 0.10 0.35 0.02 91.48 04:38:01 PM 4 0.90 0.00 0.27 1.37 0.03 97.43 04:38:01 PM 5 12.37 0.00 0.10 0.00 0.03 87.49 04:38:01 PM 6 21.98 0.00 1.12 0.00 0.03 76.87 04:38:01 PM 7 1.89 0.00 0.30 0.05 0.02 97.75 04:39:01 PM all 27.22 0.00 1.52 0.16 0.07 71.03 04:39:01 PM 0 21.09 0.00 1.54 0.03 0.10 77.23 04:39:01 PM 1 11.49 0.00 1.26 0.08 0.07 87.10 04:39:01 PM 2 36.60 0.00 1.31 0.00 0.08 62.01 04:39:01 PM 3 39.93 0.00 1.71 0.07 0.07 58.23 04:39:01 PM 4 29.77 0.00 1.28 0.02 0.07 68.87 04:39:01 PM 5 16.44 0.00 1.70 0.96 0.05 80.86 04:39:01 PM 6 30.15 0.00 1.88 0.10 0.07 67.80 04:39:01 PM 7 32.24 0.00 1.51 0.00 0.08 66.16 04:40:01 PM all 21.27 0.39 3.40 1.39 0.08 73.48 04:40:01 PM 0 19.07 2.22 3.56 0.18 0.08 74.88 04:40:01 PM 1 22.58 0.13 4.32 2.61 0.08 70.28 04:40:01 PM 2 25.15 0.39 3.39 4.95 0.08 66.04 04:40:01 PM 3 18.76 0.02 4.45 0.96 0.08 75.73 04:40:01 PM 4 16.96 0.02 2.96 0.66 0.07 79.35 04:40:01 PM 5 16.83 0.25 2.97 1.04 0.08 78.82 04:40:01 PM 6 24.21 0.02 2.72 0.45 0.08 72.52 04:40:01 PM 7 26.62 0.05 2.80 0.25 0.07 70.21 04:41:01 PM all 6.57 0.00 0.23 0.49 0.03 92.68 04:41:01 PM 0 0.92 0.00 0.45 0.00 0.03 98.60 04:41:01 PM 1 0.68 0.00 0.33 3.84 0.05 95.09 04:41:01 PM 2 0.57 0.00 0.03 0.00 0.00 99.40 04:41:01 PM 3 3.27 0.00 0.08 0.00 0.03 96.62 04:41:01 PM 4 0.62 0.00 0.17 0.03 0.05 99.13 04:41:01 PM 5 3.72 0.00 0.05 0.00 0.02 96.22 04:41:01 PM 6 35.95 0.00 0.63 0.00 0.03 63.38 04:41:01 PM 7 6.89 0.00 0.08 0.05 0.02 92.96 04:42:01 PM all 7.25 0.00 0.15 0.02 0.03 92.54 04:42:01 PM 0 1.03 0.00 0.10 0.00 0.05 98.82 04:42:01 PM 1 0.69 0.00 0.17 0.15 0.05 98.95 04:42:01 PM 2 2.20 0.00 0.17 0.00 0.03 97.60 04:42:01 PM 3 1.88 0.00 0.08 0.00 0.02 98.02 04:42:01 PM 4 3.14 0.00 0.08 0.00 0.02 96.76 04:42:01 PM 5 3.63 0.00 0.05 0.00 0.02 96.30 04:42:01 PM 6 40.44 0.00 0.52 0.03 0.07 58.94 04:42:01 PM 7 4.93 0.00 0.05 0.00 0.02 95.00 04:43:01 PM all 8.40 0.00 0.32 0.02 0.03 91.23 04:43:01 PM 0 4.27 0.00 0.25 0.00 0.05 95.43 04:43:01 PM 1 32.99 0.00 0.17 0.00 0.05 66.79 04:43:01 PM 2 1.84 0.00 0.13 0.00 0.03 98.00 04:43:01 PM 3 5.44 0.00 0.53 0.00 0.02 94.01 04:43:01 PM 4 1.95 0.00 0.32 0.00 0.02 97.71 04:43:01 PM 5 0.47 0.00 0.15 0.08 0.05 99.25 04:43:01 PM 6 9.87 0.00 0.23 0.05 0.02 89.83 04:43:01 PM 7 10.34 0.00 0.78 0.00 0.02 88.86 04:44:01 PM all 18.37 0.00 1.12 0.18 0.06 80.27 04:44:01 PM 0 19.92 0.00 0.67 0.05 0.07 79.30 04:44:01 PM 1 24.43 0.00 1.65 0.07 0.07 73.78 04:44:01 PM 2 8.91 0.00 1.27 0.87 0.07 88.88 04:44:01 PM 3 25.99 0.00 0.77 0.02 0.05 73.18 04:44:01 PM 4 16.60 0.00 1.82 0.02 0.07 81.50 04:44:01 PM 5 13.57 0.00 0.89 0.02 0.07 85.46 04:44:01 PM 6 23.73 0.00 1.09 0.05 0.05 75.09 04:44:01 PM 7 13.80 0.00 0.84 0.32 0.05 85.00 Average: all 14.06 0.05 1.06 0.43 0.05 84.34 Average: 0 9.73 0.28 0.94 0.14 0.06 88.87 Average: 1 13.83 0.02 1.19 1.15 0.06 83.76 Average: 2 13.94 0.05 1.16 0.91 0.05 83.90 Average: 3 15.35 0.00 1.15 0.30 0.04 83.15 Average: 4 9.76 0.00 0.99 0.28 0.05 88.91 Average: 5 11.44 0.03 0.98 0.31 0.05 87.19 Average: 6 25.23 0.00 1.20 0.17 0.05 73.34 Average: 7 13.19 0.01 0.91 0.22 0.04 85.63