---> uname -a: Linux prd-centos8-docker-8c-8g-7271.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 1042 27231 19 3616 30387 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:36:7d:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.126/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fe36:7db8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:4f:0f:7e 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:acff:fe4f:f7e/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) 02/12/2026 _x86_64_ (8 CPU) 17:12:27 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 93.88 4.05 89.84 556.97 6076.99 05:15:01 PM 247.03 14.46 232.57 3198.13 11257.16 05:16:01 PM 218.36 4.82 213.55 1166.21 10076.70 05:17:01 PM 135.22 1.75 133.47 70.24 10765.54 05:18:01 PM 98.48 0.53 97.95 314.43 30492.20 05:19:01 PM 52.23 1.02 51.22 80.37 6348.67 Average: 140.87 4.44 136.43 897.73 12503.12 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29584772 31259688 3070932 9.40 2688 1999836 1468760 4.36 140832 2505760 173924 05:15:01 PM 28840556 30838264 3815148 11.68 2688 2310532 1813280 5.38 197148 3135364 133168 05:16:01 PM 27934360 30258712 4721344 14.46 2688 2632396 2117948 6.28 270872 3943740 177204 05:17:01 PM 26424944 29455436 6230760 19.08 2688 3331304 2848176 8.45 537672 5158556 585052 05:18:01 PM 26259388 29415908 6396316 19.59 2688 3453552 2893988 8.59 634996 5213888 74948 05:19:01 PM 27846396 31078504 4809308 14.73 2688 3528304 1566788 4.65 817092 3448876 8348 Average: 27815069 30384419 4840635 14.82 2688 2875987 2118157 6.28 433102 3901031 192107 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 84.19 63.99 1131.03 9.45 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 288.40 257.60 2591.63 56.83 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 330.51 280.65 4564.28 35.01 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 362.33 295.62 5594.08 34.28 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 75.04 70.49 428.85 347.17 0.00 0.00 0.00 0.00 05:18:01 PM docker0 6.01 13.93 0.47 256.70 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 175.66 198.60 50.94 2023.68 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 219.36 194.49 2393.44 417.76 0.00 0.00 0.00 0.00 Average: docker0 1.00 2.32 0.08 42.79 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) 02/12/2026 _x86_64_ (8 CPU) 17:12:27 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 7.19 0.00 0.66 1.13 0.04 90.99 05:14:01 PM 0 0.97 0.00 0.12 0.00 0.03 98.88 05:14:01 PM 1 1.19 0.00 0.18 1.15 0.05 97.43 05:14:01 PM 2 13.92 0.00 1.12 2.67 0.05 82.24 05:14:01 PM 3 15.39 0.00 1.30 1.32 0.03 81.96 05:14:01 PM 4 0.28 0.00 0.25 0.45 0.05 98.96 05:14:01 PM 5 18.27 0.00 1.73 2.05 0.03 77.91 05:14:01 PM 6 0.95 0.00 0.13 0.47 0.02 98.43 05:14:01 PM 7 6.54 0.00 0.40 0.93 0.02 92.11 05:15:01 PM all 12.59 0.00 1.16 7.99 0.06 78.21 05:15:01 PM 0 8.20 0.00 0.97 5.44 0.05 85.34 05:15:01 PM 1 17.07 0.00 1.34 9.13 0.07 72.39 05:15:01 PM 2 22.65 0.00 1.87 17.45 0.08 57.94 05:15:01 PM 3 11.49 0.00 0.60 2.49 0.05 85.37 05:15:01 PM 4 9.17 0.00 1.00 6.73 0.07 83.02 05:15:01 PM 5 10.75 0.00 1.29 4.52 0.07 83.38 05:15:01 PM 6 11.72 0.00 1.69 14.25 0.07 72.27 05:15:01 PM 7 9.65 0.00 0.48 3.91 0.05 85.91 05:16:01 PM all 20.64 0.00 1.09 5.74 0.08 72.46 05:16:01 PM 0 17.43 0.00 1.42 10.88 0.08 70.19 05:16:01 PM 1 18.97 0.00 1.24 9.65 0.07 70.08 05:16:01 PM 2 14.78 0.00 0.97 3.65 0.07 80.53 05:16:01 PM 3 25.56 0.00 1.22 9.26 0.10 63.86 05:16:01 PM 4 25.81 0.00 1.47 4.77 0.07 67.88 05:16:01 PM 5 22.45 0.00 1.05 2.59 0.07 73.84 05:16:01 PM 6 23.30 0.00 0.68 0.89 0.08 75.04 05:16:01 PM 7 16.84 0.00 0.64 4.21 0.08 78.22 05:17:01 PM all 13.81 0.00 1.19 6.74 0.05 78.21 05:17:01 PM 0 4.23 0.00 1.07 7.98 0.07 86.66 05:17:01 PM 1 17.37 0.00 2.11 9.40 0.07 71.05 05:17:01 PM 2 10.65 0.00 0.62 0.02 0.07 88.65 05:17:01 PM 3 10.15 0.00 1.21 7.54 0.07 81.04 05:17:01 PM 4 16.47 0.00 1.09 0.22 0.05 82.17 05:17:01 PM 5 11.55 0.00 1.21 1.71 0.03 85.50 05:17:01 PM 6 20.18 0.00 1.32 23.55 0.03 54.91 05:17:01 PM 7 19.85 0.00 0.94 3.48 0.05 75.69 05:18:01 PM all 2.74 0.00 1.34 10.57 0.04 85.31 05:18:01 PM 0 2.12 0.00 1.25 0.82 0.03 95.77 05:18:01 PM 1 2.69 0.00 1.45 41.16 0.05 54.65 05:18:01 PM 2 4.20 0.00 1.52 11.44 0.07 82.78 05:18:01 PM 3 2.66 0.00 1.24 6.36 0.03 89.71 05:18:01 PM 4 2.07 0.00 1.12 0.62 0.03 96.16 05:18:01 PM 5 2.81 0.00 1.24 0.90 0.03 95.02 05:18:01 PM 6 2.32 0.00 1.07 13.87 0.03 82.70 05:18:01 PM 7 3.08 0.00 1.79 9.42 0.03 85.68 05:19:01 PM all 10.55 0.00 1.01 0.79 0.05 87.60 05:19:01 PM 0 6.38 0.00 0.92 2.24 0.07 90.40 05:19:01 PM 1 7.95 0.00 0.74 0.07 0.05 91.19 05:19:01 PM 2 8.38 0.00 0.88 0.55 0.03 90.15 05:19:01 PM 3 24.01 0.00 1.80 0.28 0.05 73.86 05:19:01 PM 4 11.84 0.00 1.05 0.63 0.03 86.44 05:19:01 PM 5 10.43 0.00 1.02 0.07 0.05 88.44 05:19:01 PM 6 12.08 0.00 1.09 2.49 0.08 84.26 05:19:01 PM 7 3.34 0.00 0.60 0.02 0.02 96.03 Average: all 11.25 0.00 1.07 5.49 0.05 82.13 Average: 0 6.55 0.00 0.96 4.55 0.06 87.88 Average: 1 10.87 0.00 1.18 11.76 0.06 76.14 Average: 2 12.43 0.00 1.16 5.96 0.06 80.38 Average: 3 14.88 0.00 1.23 4.54 0.06 79.30 Average: 4 10.94 0.00 1.00 2.24 0.05 85.78 Average: 5 12.71 0.00 1.26 1.97 0.05 84.01 Average: 6 11.76 0.00 1.00 9.24 0.05 77.95 Average: 7 9.88 0.00 0.81 3.66 0.04 85.61