---> uname -a: Linux prd-centos8-docker-8c-8g-2312.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1108 26309 19 4471 30308 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:77:ec:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85822sec preferred_lft 85822sec inet6 fe80::f816:3eff:fe77:ec1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7c:18:62:a6 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::42:7cff:fe18:62a6/64 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) 08:40:26 LINUX RESTART (8 CPU) 08:41:01 AM tps rtps wtps bread/s bwrtn/s 08:42:01 AM 242.84 16.88 225.96 3615.00 11364.54 08:43:01 AM 184.49 2.48 182.01 609.53 15597.35 08:44:01 AM 32.53 0.00 32.53 0.00 2556.52 08:45:01 AM 117.82 0.55 117.27 413.13 56614.53 08:46:01 AM 32.69 0.02 32.67 0.80 500.18 08:47:02 AM 14.96 0.48 14.48 21.46 605.85 08:48:01 AM 119.26 0.00 119.26 0.00 24742.17 08:49:01 AM 15.65 0.00 15.65 0.00 394.07 08:50:01 AM 43.32 0.45 42.87 63.85 2026.59 Average: 89.23 2.32 86.91 525.80 12690.25 08:41:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:42:01 AM 28716824 30706692 3938888 12.06 2688 2305120 2397428 7.11 186596 3282572 223964 08:43:01 AM 27651100 29906844 5004612 15.33 2688 2565140 2502400 7.42 281748 4223560 52360 08:44:01 AM 27194496 29467408 5461216 16.72 2688 2581600 2895444 8.59 282668 4676928 16 08:45:01 AM 25357220 28763352 7298492 22.35 2688 3689816 3561264 10.57 422932 6269832 580 08:46:01 AM 24922676 28332932 7733036 23.68 2688 3692708 4336524 12.87 442644 6679684 116 08:47:02 AM 25827516 29252612 6828196 20.91 2688 3707552 3043940 9.03 448984 5775276 3000 08:48:01 AM 24527244 28664460 8128468 24.89 2688 4403760 4098224 12.16 546688 6921472 108 08:49:01 AM 23092292 27277136 9563420 29.29 2688 4454600 6148992 18.24 559244 8333360 252 08:50:01 AM 26923608 31016256 5732104 17.55 2688 4349104 1529460 4.54 728008 4361536 8324 Average: 26023664 29265299 6632048 20.31 2688 3527711 3390408 10.06 433279 5613802 32080 08:41:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 AM eth0 284.02 231.61 3261.63 40.24 0.00 0.00 0.00 0.00 08:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 AM eth0 305.28 235.95 3648.31 41.89 0.00 0.00 0.00 0.00 08:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:44:01 AM eth0 149.91 129.03 286.40 36.60 0.00 0.00 0.00 0.00 08:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:45:01 AM eth0 307.85 183.61 9490.14 13.45 0.00 0.00 0.00 0.00 08:45:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:46:01 AM lo 37.44 37.44 3.55 3.55 0.00 0.00 0.00 0.00 08:46:01 AM eth0 66.78 53.88 19.23 27.77 0.00 0.00 0.00 0.00 08:46:01 AM docker0 10.35 11.60 1.53 1.42 0.00 0.00 0.00 0.00 08:46:01 AM veth82047fa 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:47:02 AM lo 66.29 66.29 3.72 3.72 0.00 0.00 0.00 0.00 08:47:02 AM eth0 263.66 201.87 89.65 80.57 0.00 0.00 0.00 0.00 08:47:02 AM docker0 2.55 3.00 0.37 0.44 0.00 0.00 0.00 0.00 08:48:01 AM lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 08:48:01 AM eth0 535.12 180.99 3081.14 23.86 0.00 0.00 0.00 0.00 08:48:01 AM docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:48:01 AM veth5397f14 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:48:01 AM vethbebdc2d 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:49:01 AM lo 740.43 740.43 107.09 107.09 0.00 0.00 0.00 0.00 08:49:01 AM eth0 139.41 91.73 38.71 38.42 0.00 0.00 0.00 0.00 08:49:01 AM docker0 321.03 334.64 49.12 53.16 0.00 0.00 0.00 0.00 08:49:01 AM veth5397f14 276.32 288.14 47.91 41.32 0.00 0.00 0.00 0.00 08:49:01 AM vethbebdc2d 44.71 47.03 5.60 12.09 0.00 0.00 0.00 0.00 08:50:01 AM lo 927.59 927.59 175.35 175.35 0.00 0.00 0.00 0.00 08:50:01 AM eth0 70.04 51.12 32.96 24.11 0.00 0.00 0.00 0.00 08:50:01 AM docker0 398.18 408.51 87.84 81.19 0.00 0.00 0.00 0.00 Average: lo 197.24 197.24 32.25 32.25 0.00 0.00 0.00 0.00 Average: eth0 235.23 151.03 2215.05 36.35 0.00 0.00 0.00 0.00 Average: docker0 81.49 84.36 15.46 15.16 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) 08:40:26 LINUX RESTART (8 CPU) 08:41:01 AM CPU %user %nice %system %iowait %steal %idle 08:42:01 AM all 17.36 0.00 1.31 0.63 0.06 80.64 08:42:01 AM 0 11.57 0.00 0.60 0.05 0.07 87.71 08:42:01 AM 1 26.46 0.00 1.22 0.47 0.08 71.77 08:42:01 AM 2 8.27 0.00 0.69 0.23 0.08 90.72 08:42:01 AM 3 27.86 0.00 2.24 0.28 0.07 69.55 08:42:01 AM 4 16.62 0.00 1.35 0.99 0.05 80.99 08:42:01 AM 5 16.54 0.00 1.39 1.27 0.07 80.74 08:42:01 AM 6 13.49 0.00 1.00 0.15 0.05 85.31 08:42:01 AM 7 18.07 0.00 1.97 1.59 0.05 78.33 08:43:01 AM all 39.66 0.00 1.32 0.54 0.08 58.39 08:43:01 AM 0 39.27 0.00 1.30 0.33 0.08 59.01 08:43:01 AM 1 40.02 0.00 1.49 1.47 0.07 56.95 08:43:01 AM 2 41.86 0.00 1.27 0.37 0.08 56.41 08:43:01 AM 3 51.53 0.00 1.84 1.27 0.08 45.28 08:43:01 AM 4 41.39 0.00 1.30 0.27 0.08 56.96 08:43:01 AM 5 44.28 0.00 1.44 0.17 0.08 54.03 08:43:01 AM 6 38.66 0.00 1.30 0.17 0.08 59.78 08:43:01 AM 7 20.27 0.00 0.65 0.28 0.08 78.71 08:44:01 AM all 11.23 0.00 0.37 0.09 0.05 88.25 08:44:01 AM 0 6.14 0.00 0.12 0.00 0.07 93.68 08:44:01 AM 1 28.64 0.00 0.13 0.00 0.07 71.16 08:44:01 AM 2 3.07 0.00 0.88 0.48 0.03 95.53 08:44:01 AM 3 5.26 0.00 0.30 0.02 0.07 94.36 08:44:01 AM 4 6.45 0.00 0.22 0.08 0.03 93.21 08:44:01 AM 5 11.03 0.00 0.22 0.10 0.03 88.62 08:44:01 AM 6 2.97 0.00 0.13 0.00 0.05 96.84 08:44:01 AM 7 26.27 0.00 0.97 0.05 0.05 72.67 08:45:01 AM all 23.05 0.00 2.66 0.63 0.06 73.61 08:45:01 AM 0 13.64 0.00 2.12 0.00 0.07 84.18 08:45:01 AM 1 38.06 0.00 2.90 1.61 0.05 57.38 08:45:01 AM 2 20.29 0.00 2.50 0.40 0.08 76.72 08:45:01 AM 3 25.83 0.00 2.82 1.11 0.05 70.18 08:45:01 AM 4 19.89 0.00 2.74 0.59 0.05 76.74 08:45:01 AM 5 18.50 0.00 2.71 0.32 0.08 78.38 08:45:01 AM 6 21.69 0.00 3.38 0.97 0.07 73.89 08:45:01 AM 7 26.42 0.00 2.08 0.00 0.03 71.46 08:46:01 AM all 21.23 0.00 1.99 0.05 0.08 76.65 08:46:01 AM 0 25.18 0.00 2.39 0.07 0.08 72.29 08:46:01 AM 1 14.73 0.00 1.61 0.03 0.08 83.54 08:46:01 AM 2 21.39 0.00 2.36 0.05 0.07 76.14 08:46:01 AM 3 20.52 0.00 2.46 0.02 0.10 76.90 08:46:01 AM 4 20.57 0.00 1.97 0.08 0.07 77.31 08:46:01 AM 5 17.38 0.00 1.72 0.07 0.07 80.77 08:46:01 AM 6 17.22 0.00 2.07 0.05 0.07 80.59 08:46:01 AM 7 32.84 0.00 1.37 0.05 0.08 65.65 08:47:02 AM all 12.75 0.00 1.38 0.03 0.09 85.75 08:47:02 AM 0 9.26 0.00 1.40 0.05 0.10 89.18 08:47:02 AM 1 19.17 0.00 2.34 0.05 0.08 78.36 08:47:02 AM 2 9.90 0.00 1.69 0.02 0.08 88.31 08:47:02 AM 3 12.58 0.00 1.09 0.02 0.08 86.24 08:47:02 AM 4 12.18 0.00 1.71 0.08 0.08 85.95 08:47:02 AM 5 8.96 0.00 1.07 0.00 0.10 89.87 08:47:02 AM 6 14.25 0.00 1.10 0.03 0.07 84.55 08:47:02 AM 7 15.68 0.00 0.64 0.02 0.08 83.59 08:48:01 AM all 35.85 0.00 1.84 0.42 0.08 61.81 08:48:01 AM 0 19.50 0.00 1.04 0.10 0.09 79.27 08:48:01 AM 1 43.31 0.00 2.01 0.84 0.07 53.78 08:48:01 AM 2 36.10 0.00 2.16 0.82 0.09 60.84 08:48:01 AM 3 24.86 0.00 2.51 0.27 0.07 72.30 08:48:01 AM 4 55.77 0.00 1.60 0.75 0.07 41.82 08:48:01 AM 5 32.82 0.00 1.98 0.10 0.09 65.02 08:48:01 AM 6 31.74 0.00 1.91 0.12 0.09 66.15 08:48:01 AM 7 42.76 0.00 1.55 0.36 0.07 55.26 08:49:01 AM all 26.42 0.00 1.44 0.02 0.10 72.03 08:49:01 AM 0 25.02 0.00 1.59 0.00 0.10 73.29 08:49:01 AM 1 21.69 0.00 1.72 0.07 0.10 76.42 08:49:01 AM 2 39.11 0.00 1.39 0.00 0.08 59.42 08:49:01 AM 3 22.59 0.00 1.47 0.02 0.10 75.82 08:49:01 AM 4 35.39 0.00 1.62 0.00 0.10 62.89 08:49:01 AM 5 18.84 0.00 1.27 0.02 0.08 79.79 08:49:01 AM 6 30.34 0.00 1.21 0.03 0.10 68.32 08:49:01 AM 7 18.36 0.00 1.24 0.02 0.12 80.27 08:50:01 AM all 17.30 0.00 1.81 0.06 0.08 80.75 08:50:01 AM 0 13.80 0.00 1.00 0.00 0.10 85.10 08:50:01 AM 1 7.38 0.00 1.59 0.03 0.08 90.91 08:50:01 AM 2 34.01 0.00 2.29 0.13 0.07 63.50 08:50:01 AM 3 33.31 0.00 2.04 0.10 0.07 64.49 08:50:01 AM 4 17.84 0.00 1.02 0.03 0.08 81.02 08:50:01 AM 5 6.90 0.00 2.18 0.08 0.08 90.76 08:50:01 AM 6 12.01 0.00 2.31 0.10 0.07 85.51 08:50:01 AM 7 13.09 0.00 2.04 0.02 0.05 84.80 Average: all 22.73 0.00 1.57 0.27 0.07 75.35 Average: 0 18.15 0.00 1.28 0.07 0.08 80.42 Average: 1 26.57 0.00 1.67 0.51 0.08 71.18 Average: 2 23.75 0.00 1.69 0.28 0.07 74.20 Average: 3 24.92 0.00 1.86 0.34 0.08 72.79 Average: 4 25.06 0.00 1.50 0.32 0.07 73.05 Average: 5 19.44 0.00 1.55 0.24 0.08 78.69 Average: 6 20.24 0.00 1.60 0.18 0.07 77.91 Average: 7 23.71 0.00 1.39 0.26 0.07 74.57