---> uname -a: Linux prd-centos8-docker-8c-8g-343.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 1056 27205 19 3628 30374 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:ec:b4:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:feec:b4b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:51:d8:b9: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::42:51ff:fed8:b9e9/64 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) 02/27/2026 _x86_64_ (8 CPU) 17:12:24 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 156.90 25.45 131.45 6030.48 34695.97 05:15:01 PM 88.24 0.15 88.09 6.13 6805.18 05:16:01 PM 279.97 14.85 265.13 3253.05 11435.15 05:17:01 PM 291.52 6.07 285.45 1200.73 12446.33 05:18:01 PM 171.04 0.80 170.24 357.35 39282.74 05:19:01 PM 48.14 0.98 47.16 75.19 6395.47 Average: 172.64 8.05 164.59 1820.72 18511.42 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29883944 31319056 2771768 8.49 2688 1772524 1393568 4.13 132248 2263224 73756 05:15:01 PM 29560516 31245492 3095196 9.48 2688 2009452 1416848 4.20 140400 2530116 183144 05:16:01 PM 28757992 30781136 3897720 11.94 2688 2335812 1789288 5.31 200684 3216716 158024 05:17:01 PM 27764664 30232640 4891048 14.98 2688 2773176 2134576 6.33 401032 3975304 257140 05:18:01 PM 27943344 31180380 4712368 14.43 2688 3534452 1460920 4.33 639752 3534000 141924 05:19:01 PM 27843804 31089372 4811908 14.74 2688 3542296 1545640 4.59 817456 3454400 8356 Average: 28625711 30974679 4030001 12.34 2688 2661285 1623473 4.82 388595 3162293 137057 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 354.09 219.49 917.47 59.22 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 303.05 182.95 973.19 16.72 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 285.42 257.66 2781.12 58.31 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 465.76 386.25 6378.04 48.73 0.00 0.00 0.00 0.00 05:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 PM eth0 364.18 316.89 4038.98 1262.40 0.00 0.00 0.00 0.00 05:18:01 PM docker0 8.05 16.01 0.58 257.29 0.00 0.00 0.00 0.00 05:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 PM eth0 79.65 95.38 36.97 1128.27 0.00 0.00 0.00 0.00 05:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 308.69 243.11 2520.92 428.93 0.00 0.00 0.00 0.00 Average: docker0 1.34 2.67 0.10 42.88 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) 02/27/2026 _x86_64_ (8 CPU) 17:12:24 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 8.90 0.00 1.72 14.80 0.06 74.53 05:14:01 PM 0 13.23 0.00 1.49 34.82 0.07 50.39 05:14:01 PM 1 5.72 0.00 1.54 4.01 0.05 88.69 05:14:01 PM 2 12.59 0.00 1.48 8.87 0.05 77.02 05:14:01 PM 3 5.68 0.00 2.08 7.29 0.07 84.89 05:14:01 PM 4 12.86 0.00 1.93 33.86 0.08 51.27 05:14:01 PM 5 7.44 0.00 1.84 12.50 0.08 78.13 05:14:01 PM 6 8.06 0.00 1.07 11.13 0.05 79.69 05:14:01 PM 7 5.64 0.00 2.30 5.89 0.03 86.14 05:15:01 PM all 5.91 0.00 0.63 0.69 0.05 92.73 05:15:01 PM 0 2.73 0.00 0.23 0.08 0.07 96.88 05:15:01 PM 1 10.07 0.00 1.39 1.41 0.07 87.07 05:15:01 PM 2 8.34 0.00 1.07 1.52 0.07 89.00 05:15:01 PM 3 3.63 0.00 0.40 1.05 0.05 94.87 05:15:01 PM 4 4.86 0.00 0.38 0.98 0.05 93.72 05:15:01 PM 5 0.54 0.00 0.08 0.00 0.03 99.35 05:15:01 PM 6 12.79 0.00 1.03 0.32 0.03 85.82 05:15:01 PM 7 4.29 0.00 0.42 0.12 0.02 95.16 05:16:01 PM all 14.90 0.00 1.30 2.60 0.08 81.13 05:16:01 PM 0 16.88 0.00 1.86 4.40 0.08 76.78 05:16:01 PM 1 11.74 0.00 0.97 1.74 0.10 85.45 05:16:01 PM 2 12.84 0.00 1.10 2.58 0.07 83.41 05:16:01 PM 3 9.72 0.00 1.14 1.66 0.07 87.42 05:16:01 PM 4 28.15 0.00 2.16 4.52 0.10 65.06 05:16:01 PM 5 6.70 0.00 0.89 2.16 0.07 90.19 05:16:01 PM 6 21.59 0.00 0.92 2.16 0.07 75.27 05:16:01 PM 7 11.57 0.00 1.37 1.57 0.08 85.41 05:17:01 PM all 25.40 0.00 1.52 2.37 0.11 70.61 05:17:01 PM 0 22.65 0.00 1.37 2.51 0.10 73.37 05:17:01 PM 1 23.91 0.00 2.14 3.95 0.12 69.88 05:17:01 PM 2 29.59 0.00 1.26 1.69 0.12 67.34 05:17:01 PM 3 24.84 0.00 1.38 2.25 0.10 71.43 05:17:01 PM 4 22.40 0.00 1.47 1.56 0.12 74.45 05:17:01 PM 5 28.78 0.00 1.48 3.74 0.10 65.90 05:17:01 PM 6 25.96 0.00 1.36 0.72 0.12 71.84 05:17:01 PM 7 25.05 0.00 1.69 2.52 0.10 70.63 05:18:01 PM all 14.50 0.00 2.39 4.47 0.09 78.54 05:18:01 PM 0 19.81 0.00 1.90 5.17 0.10 73.03 05:18:01 PM 1 19.43 0.00 1.93 6.33 0.08 72.22 05:18:01 PM 2 11.93 0.00 2.14 2.74 0.08 83.10 05:18:01 PM 3 19.85 0.00 3.38 8.39 0.08 68.29 05:18:01 PM 4 8.15 0.00 1.86 9.34 0.08 80.57 05:18:01 PM 5 18.99 0.00 3.08 2.66 0.08 75.19 05:18:01 PM 6 8.57 0.00 2.53 0.69 0.10 88.11 05:18:01 PM 7 9.27 0.00 2.32 0.47 0.13 87.80 05:19:01 PM all 9.14 0.00 0.86 1.25 0.06 88.69 05:19:01 PM 0 4.75 0.00 0.70 0.03 0.05 94.46 05:19:01 PM 1 20.03 0.00 1.39 1.86 0.07 76.66 05:19:01 PM 2 9.85 0.00 0.85 1.05 0.08 88.16 05:19:01 PM 3 2.89 0.00 0.74 1.75 0.03 94.59 05:19:01 PM 4 3.29 0.00 0.55 2.60 0.12 93.44 05:19:01 PM 5 8.35 0.00 0.63 0.25 0.05 90.72 05:19:01 PM 6 22.87 0.00 1.53 2.41 0.07 73.13 05:19:01 PM 7 1.14 0.00 0.52 0.00 0.03 98.31 Average: all 13.12 0.00 1.40 4.36 0.08 81.05 Average: 0 13.34 0.00 1.26 7.82 0.08 77.50 Average: 1 15.14 0.00 1.56 3.21 0.08 80.00 Average: 2 14.19 0.00 1.32 3.08 0.08 81.34 Average: 3 11.08 0.00 1.52 3.72 0.07 83.61 Average: 4 13.27 0.00 1.39 8.81 0.09 76.44 Average: 5 11.78 0.00 1.33 3.55 0.07 83.27 Average: 6 16.63 0.00 1.41 2.91 0.07 78.98 Average: 7 9.48 0.00 1.43 1.76 0.07 87.26