---> uname -a: Linux prd-centos8-docker-8c-8g-4851.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 1062 26505 19 4322 30360 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:0a:b9:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.79/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe0a:b9cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:cc:86:d4 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:fecc:86d4/64 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) 02/02/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 220.06 16.78 203.28 3285.19 11861.76 07:33:01 AM 160.65 0.07 160.58 1.20 15312.55 07:34:01 AM 107.95 2.93 105.02 1425.90 29547.99 07:35:01 AM 176.97 15.91 161.06 5078.84 22364.75 07:36:01 AM 10.10 0.00 10.10 0.00 411.23 07:37:01 AM 13.41 0.15 13.26 54.12 255.92 Average: 114.86 5.97 108.88 1640.88 13292.32 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29104444 31001408 3551268 10.87 2688 2213504 1616388 4.80 188540 2897772 161152 07:33:01 AM 27964156 30119924 4691556 14.37 2688 2468200 2455024 7.28 200828 4005960 100 07:34:01 AM 26200108 29256344 6455604 19.77 2688 3351188 5140484 15.25 383388 5511424 256 07:35:01 AM 25721136 29546160 6934576 21.24 2688 4115736 2889036 8.57 732172 5635504 20 07:36:01 AM 25654052 29485928 7001660 21.44 2688 4122356 2889036 8.57 732336 5705048 20 07:37:01 AM 25560248 29398308 7095464 21.73 2688 4127580 2899568 8.60 737264 5790880 1912 Average: 26700691 29801345 5955021 18.24 2688 3399761 2981589 8.85 495755 4924431 27243 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 209.95 167.19 2195.80 46.63 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 465.78 348.85 4193.11 59.76 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1206.42 364.26 7373.90 30.21 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM vethc783e48 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.88 12.88 1.36 1.36 0.00 0.00 0.00 0.00 07:35:01 AM eth0 97.63 83.79 1289.12 22.41 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.88 0.65 0.68 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 218.11 170.03 199.15 54.85 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 115.30 91.30 124.11 37.20 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.15 2.15 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 385.52 204.24 2562.48 41.84 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 02/02/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.37 0.00 1.30 0.96 0.06 83.31 07:32:01 AM 0 16.14 0.00 0.78 0.48 0.07 82.52 07:32:01 AM 1 17.02 0.00 1.84 1.74 0.07 79.34 07:32:01 AM 2 14.41 0.00 1.04 1.29 0.07 83.20 07:32:01 AM 3 15.27 0.00 1.50 0.72 0.07 82.44 07:32:01 AM 4 17.69 0.00 0.82 0.52 0.05 80.93 07:32:01 AM 5 21.03 0.00 2.67 1.84 0.05 74.41 07:32:01 AM 6 11.53 0.00 1.10 0.70 0.05 86.61 07:32:01 AM 7 1.86 0.00 0.62 0.40 0.07 97.06 07:33:01 AM all 13.58 0.00 0.76 0.92 0.05 84.69 07:33:01 AM 0 9.17 0.00 0.52 0.50 0.05 89.76 07:33:01 AM 1 10.45 0.00 1.00 2.04 0.05 86.46 07:33:01 AM 2 4.76 0.00 0.69 2.56 0.07 91.93 07:33:01 AM 3 8.97 0.00 0.62 0.32 0.05 90.05 07:33:01 AM 4 21.36 0.00 0.42 0.67 0.05 77.50 07:33:01 AM 5 34.17 0.00 1.25 0.62 0.07 63.89 07:33:01 AM 6 2.59 0.00 1.09 0.32 0.07 95.94 07:33:01 AM 7 17.15 0.00 0.47 0.32 0.03 82.03 07:34:01 AM all 28.48 0.00 2.23 1.44 0.08 67.76 07:34:01 AM 0 20.05 0.00 2.07 1.39 0.08 76.41 07:34:01 AM 1 21.72 0.00 2.33 0.77 0.08 75.10 07:34:01 AM 2 44.52 0.00 2.74 5.79 0.10 46.84 07:34:01 AM 3 19.50 0.00 1.85 0.27 0.08 78.30 07:34:01 AM 4 44.66 0.00 2.41 1.20 0.08 51.64 07:34:01 AM 5 17.14 0.00 1.90 0.25 0.07 80.63 07:34:01 AM 6 30.10 0.00 2.61 1.33 0.08 65.88 07:34:01 AM 7 30.22 0.00 1.91 0.55 0.08 67.23 07:35:01 AM all 18.92 0.28 1.98 1.05 0.07 77.71 07:35:01 AM 0 13.98 1.71 1.96 0.37 0.08 81.90 07:35:01 AM 1 15.33 0.00 1.71 1.16 0.07 81.74 07:35:01 AM 2 13.71 0.02 2.06 2.33 0.08 81.80 07:35:01 AM 3 33.54 0.03 1.72 0.10 0.07 64.53 07:35:01 AM 4 16.86 0.13 2.41 0.40 0.07 80.12 07:35:01 AM 5 24.28 0.28 1.51 0.32 0.05 73.57 07:35:01 AM 6 12.39 0.03 2.48 3.72 0.07 81.30 07:35:01 AM 7 21.21 0.02 1.97 0.02 0.07 76.72 07:36:01 AM all 9.83 0.00 0.47 0.03 0.03 89.63 07:36:01 AM 0 16.72 0.00 0.78 0.00 0.05 82.44 07:36:01 AM 1 3.27 0.00 0.22 0.15 0.03 96.33 07:36:01 AM 2 8.32 0.00 0.08 0.02 0.03 91.54 07:36:01 AM 3 6.10 0.00 0.07 0.00 0.02 93.81 07:36:01 AM 4 4.04 0.00 0.07 0.03 0.02 95.85 07:36:01 AM 5 38.01 0.00 0.92 0.03 0.05 60.99 07:36:01 AM 6 0.94 0.00 0.22 0.00 0.05 98.80 07:36:01 AM 7 1.19 0.00 1.44 0.00 0.02 97.36 07:37:01 AM all 9.91 0.00 0.34 0.03 0.04 89.69 07:37:01 AM 0 9.70 0.00 0.05 0.00 0.03 90.21 07:37:01 AM 1 40.60 0.00 0.95 0.07 0.07 58.32 07:37:01 AM 2 10.48 0.00 0.50 0.08 0.03 88.90 07:37:01 AM 3 6.41 0.00 0.18 0.00 0.02 93.39 07:37:01 AM 4 2.27 0.00 0.12 0.03 0.05 97.53 07:37:01 AM 5 5.56 0.00 0.10 0.00 0.03 94.31 07:37:01 AM 6 3.62 0.00 0.65 0.02 0.03 95.67 07:37:01 AM 7 0.57 0.00 0.20 0.00 0.02 99.22 Average: all 15.83 0.05 1.18 0.74 0.06 82.15 Average: 0 14.29 0.28 1.03 0.46 0.06 83.88 Average: 1 18.07 0.00 1.34 0.99 0.06 79.55 Average: 2 16.00 0.00 1.18 2.01 0.06 80.75 Average: 3 14.95 0.01 0.99 0.23 0.05 83.77 Average: 4 17.77 0.02 1.04 0.47 0.05 80.65 Average: 5 23.38 0.05 1.39 0.51 0.05 74.62 Average: 6 10.17 0.01 1.36 1.01 0.06 87.39 Average: 7 12.01 0.00 1.10 0.21 0.05 86.62