---> uname -a: Linux prd-centos8-docker-8c-8g-1474.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1136 25211 19 5542 30280 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:da:36:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.186/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85787sec preferred_lft 85787sec inet6 fe80::f816:3eff:feda:3626/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7b:40:59:f2 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::42:7bff:fe40:59f2/64 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) 04/14/2026 _x86_64_ (8 CPU) 15:19:15 LINUX RESTART (8 CPU) 03:20:01 PM tps rtps wtps bread/s bwrtn/s 03:21:01 PM 263.53 18.04 245.48 3791.14 13486.32 03:22:01 PM 160.56 1.85 158.71 594.07 15244.00 03:23:01 PM 133.86 0.60 133.26 428.06 41569.49 03:24:01 PM 34.37 0.33 34.04 13.20 601.32 03:25:01 PM 11.16 0.10 11.06 7.73 300.08 03:26:01 PM 57.63 0.00 57.63 0.00 14295.50 03:27:01 PM 70.29 0.00 70.29 0.00 10565.24 03:28:01 PM 133.19 0.00 133.19 0.00 1524.89 03:29:01 PM 52.54 2.92 49.63 4579.37 27323.75 Average: 101.90 2.65 99.26 1045.90 13878.19 03:20:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:21:01 PM 28615192 30677924 4040520 12.37 2688 2376836 1823964 5.41 210968 3348148 224812 03:22:01 PM 26981660 29315536 5674052 17.38 2688 2642328 3139660 9.32 282792 4886596 60056 03:23:01 PM 24805840 28289244 7849872 24.04 2688 3766204 4195996 12.45 429544 6809812 60 03:24:01 PM 24543740 28034184 8111972 24.84 2688 3772792 4038020 11.98 445344 7056760 720 03:25:01 PM 25425672 28927396 7230040 22.14 2688 3783920 3304620 9.80 449712 6174980 8512 03:26:01 PM 24338408 28497432 8317304 25.47 2688 4418840 3570612 10.59 609956 7046628 218560 03:27:01 PM 22888064 27151012 9767648 29.91 2688 4531212 6335528 18.80 656268 8437456 552 03:28:01 PM 24025048 28207044 8630664 26.43 2688 4438696 3808512 11.30 653412 7321184 13612 03:29:01 PM 25858812 31045748 6796900 20.81 2688 5432280 1511000 4.48 1140028 4993744 88380 Average: 25275826 28905058 7379886 22.60 2688 3907012 3525324 10.46 542003 6230590 68363 03:20:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 PM eth0 290.20 237.07 3638.82 54.21 0.00 0.00 0.00 0.00 03:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM eth0 272.88 215.68 3720.05 47.04 0.00 0.00 0.00 0.00 03:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 PM lo 0.67 0.67 0.03 0.03 0.00 0.00 0.00 0.00 03:23:01 PM eth0 311.60 188.05 9701.92 16.85 0.00 0.00 0.00 0.00 03:23:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 03:23:01 PM vethbd95272 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 03:24:01 PM lo 59.66 59.66 5.06 5.06 0.00 0.00 0.00 0.00 03:24:01 PM eth0 150.48 114.11 43.31 50.04 0.00 0.00 0.00 0.00 03:24:01 PM docker0 12.50 14.15 1.84 1.75 0.00 0.00 0.00 0.00 03:25:01 PM lo 62.10 62.10 3.16 3.16 0.00 0.00 0.00 0.00 03:25:01 PM eth0 192.17 162.40 73.99 71.86 0.00 0.00 0.00 0.00 03:25:01 PM docker0 0.78 1.08 0.11 0.19 0.00 0.00 0.00 0.00 03:26:01 PM lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 03:26:01 PM eth0 594.29 264.08 3039.43 1665.45 0.00 0.00 0.00 0.00 03:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 PM lo 583.34 583.34 80.63 80.63 0.00 0.00 0.00 0.00 03:27:01 PM eth0 64.46 43.50 15.55 18.97 0.00 0.00 0.00 0.00 03:27:01 PM docker0 249.40 259.80 36.67 40.33 0.00 0.00 0.00 0.00 03:27:01 PM veth92b195f 216.59 225.74 36.08 31.48 0.00 0.00 0.00 0.00 03:27:01 PM vethd9e2f63 32.81 34.76 4.00 9.12 0.00 0.00 0.00 0.00 03:28:01 PM lo 1097.95 1097.95 203.03 203.03 0.00 0.00 0.00 0.00 03:28:01 PM eth0 145.80 106.76 253.33 40.30 0.00 0.00 0.00 0.00 03:28:01 PM docker0 474.36 486.07 100.58 94.61 0.00 0.00 0.00 0.00 03:29:01 PM lo 0.97 0.97 0.05 0.05 0.00 0.00 0.00 0.00 03:29:01 PM eth0 127.21 146.61 1271.63 2331.49 0.00 0.00 0.00 0.00 03:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 200.55 200.55 32.45 32.45 0.00 0.00 0.00 0.00 Average: eth0 238.79 164.25 2417.44 477.33 0.00 0.00 0.00 0.00 Average: docker0 81.90 84.58 15.47 15.21 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) 04/14/2026 _x86_64_ (8 CPU) 15:19:15 LINUX RESTART (8 CPU) 03:20:01 PM CPU %user %nice %system %iowait %steal %idle 03:21:01 PM all 19.07 0.00 1.44 0.80 0.06 78.63 03:21:01 PM 0 13.08 0.00 1.09 0.58 0.07 85.19 03:21:01 PM 1 24.97 0.00 2.86 0.82 0.07 71.28 03:21:01 PM 2 13.57 0.00 0.80 0.74 0.07 84.82 03:21:01 PM 3 28.12 0.00 1.30 0.13 0.07 70.38 03:21:01 PM 4 22.33 0.00 1.35 1.09 0.07 75.17 03:21:01 PM 5 13.17 0.00 1.32 1.20 0.05 84.25 03:21:01 PM 6 28.83 0.00 1.35 0.75 0.07 69.00 03:21:01 PM 7 8.41 0.00 1.47 1.09 0.05 88.98 03:22:01 PM all 38.58 0.00 1.18 0.65 0.09 59.50 03:22:01 PM 0 17.36 0.00 0.77 1.04 0.07 80.77 03:22:01 PM 1 40.19 0.00 1.59 1.55 0.10 56.57 03:22:01 PM 2 42.71 0.00 2.48 1.29 0.10 53.42 03:22:01 PM 3 35.24 0.00 0.99 0.10 0.08 63.59 03:22:01 PM 4 19.49 0.00 1.07 0.55 0.07 78.82 03:22:01 PM 5 49.52 0.00 1.05 0.15 0.12 49.16 03:22:01 PM 6 43.65 0.00 1.12 0.32 0.10 54.82 03:22:01 PM 7 60.43 0.00 0.42 0.17 0.12 38.86 03:23:01 PM all 26.33 0.00 2.70 1.23 0.08 69.65 03:23:01 PM 0 18.26 0.00 1.61 0.47 0.07 79.59 03:23:01 PM 1 30.23 0.00 3.06 2.80 0.08 63.82 03:23:01 PM 2 27.57 0.00 3.40 1.67 0.10 67.27 03:23:01 PM 3 26.12 0.00 3.26 1.77 0.08 68.77 03:23:01 PM 4 20.02 0.00 3.47 0.49 0.08 75.94 03:23:01 PM 5 52.19 0.00 2.19 1.39 0.08 44.15 03:23:01 PM 6 11.74 0.00 2.35 0.62 0.07 85.22 03:23:01 PM 7 24.44 0.00 2.25 0.66 0.08 72.57 03:24:01 PM all 21.34 0.00 2.33 0.60 0.10 75.64 03:24:01 PM 0 19.97 0.00 2.63 0.79 0.12 76.50 03:24:01 PM 1 15.84 0.00 2.14 0.39 0.10 81.54 03:24:01 PM 2 18.62 0.00 2.63 0.35 0.10 78.30 03:24:01 PM 3 23.12 0.00 1.71 0.07 0.10 75.01 03:24:01 PM 4 20.86 0.00 2.20 0.99 0.08 75.87 03:24:01 PM 5 26.26 0.00 2.50 1.02 0.08 70.14 03:24:01 PM 6 16.35 0.00 2.16 0.57 0.10 80.82 03:24:01 PM 7 29.67 0.00 2.66 0.60 0.10 66.96 03:25:01 PM all 8.71 0.00 1.15 0.02 0.07 90.05 03:25:01 PM 0 8.05 0.00 0.48 0.02 0.07 91.38 03:25:01 PM 1 11.78 0.00 1.41 0.03 0.08 86.70 03:25:01 PM 2 8.56 0.00 1.20 0.07 0.08 90.09 03:25:01 PM 3 6.00 0.00 1.47 0.00 0.08 92.45 03:25:01 PM 4 10.11 0.00 1.52 0.02 0.05 88.30 03:25:01 PM 5 5.70 0.00 0.95 0.02 0.07 93.26 03:25:01 PM 6 11.08 0.00 0.95 0.02 0.05 87.90 03:25:01 PM 7 8.42 0.00 1.24 0.00 0.05 90.30 03:26:01 PM all 37.77 0.00 1.77 0.53 0.09 59.84 03:26:01 PM 0 11.98 0.00 1.61 0.00 0.08 86.33 03:26:01 PM 1 50.03 0.00 1.36 1.37 0.08 47.15 03:26:01 PM 2 39.47 0.00 2.79 0.24 0.10 57.41 03:26:01 PM 3 46.64 0.00 1.77 0.70 0.10 50.78 03:26:01 PM 4 27.97 0.00 1.39 0.00 0.08 70.55 03:26:01 PM 5 37.38 0.00 1.83 1.36 0.08 59.35 03:26:01 PM 6 47.09 0.00 1.31 0.05 0.10 51.46 03:26:01 PM 7 41.60 0.00 2.10 0.52 0.08 55.70 03:27:01 PM all 27.92 0.00 1.65 0.35 0.10 69.98 03:27:01 PM 0 27.43 0.00 1.48 0.00 0.10 70.99 03:27:01 PM 1 17.64 0.00 1.73 1.36 0.10 79.17 03:27:01 PM 2 14.62 0.00 1.56 0.10 0.10 83.61 03:27:01 PM 3 35.95 0.00 1.24 0.07 0.10 62.65 03:27:01 PM 4 31.42 0.00 1.69 0.02 0.12 66.75 03:27:01 PM 5 39.28 0.00 2.36 0.84 0.13 57.38 03:27:01 PM 6 26.42 0.00 1.57 0.40 0.08 71.52 03:27:01 PM 7 30.56 0.00 1.56 0.00 0.10 67.78 03:28:01 PM all 25.13 0.00 1.97 0.29 0.09 72.52 03:28:01 PM 0 26.73 0.00 1.79 0.65 0.12 70.71 03:28:01 PM 1 30.15 0.00 1.64 0.10 0.08 68.02 03:28:01 PM 2 22.34 0.00 1.51 0.07 0.08 76.00 03:28:01 PM 3 30.97 0.00 1.68 0.03 0.10 67.22 03:28:01 PM 4 17.71 0.00 2.28 0.00 0.08 79.92 03:28:01 PM 5 23.57 0.00 1.95 0.10 0.08 74.30 03:28:01 PM 6 19.75 0.00 2.70 0.00 0.08 77.47 03:28:01 PM 7 29.79 0.00 2.21 1.34 0.12 66.53 03:29:01 PM all 26.74 0.00 1.75 0.71 0.08 70.73 03:29:01 PM 0 38.22 0.00 2.17 0.15 0.07 59.40 03:29:01 PM 1 23.58 0.00 2.26 0.17 0.08 73.91 03:29:01 PM 2 12.03 0.00 1.24 0.08 0.07 86.58 03:29:01 PM 3 40.28 0.00 1.62 0.03 0.08 57.98 03:29:01 PM 4 19.83 0.00 1.86 0.12 0.07 78.13 03:29:01 PM 5 18.11 0.00 1.72 4.92 0.07 75.18 03:29:01 PM 6 25.66 0.00 1.30 0.15 0.10 72.78 03:29:01 PM 7 36.16 0.00 1.82 0.07 0.08 61.87 Average: all 25.73 0.00 1.77 0.57 0.09 71.84 Average: 0 20.12 0.00 1.51 0.41 0.08 77.87 Average: 1 27.16 0.00 2.00 0.95 0.09 69.80 Average: 2 22.16 0.00 1.95 0.51 0.09 75.29 Average: 3 30.27 0.00 1.67 0.32 0.09 67.65 Average: 4 21.08 0.00 1.87 0.36 0.08 76.61 Average: 5 29.46 0.00 1.76 1.22 0.09 67.47 Average: 6 25.63 0.00 1.65 0.32 0.08 72.32 Average: 7 29.95 0.00 1.75 0.49 0.09 67.72