---> uname -a: Linux prd-centos8-docker-8c-8g-1457.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 1081 26990 19 3818 30335 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:f4:5f:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fef4:5ff4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:cf:8f:92 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::42:5cff:fecf:8f92/64 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) 01/19/2026 _x86_64_ (8 CPU) 14:06:42 LINUX RESTART (8 CPU) 02:07:01 PM tps rtps wtps bread/s bwrtn/s 02:08:01 PM 228.34 9.61 218.73 2854.38 8705.23 02:09:01 PM 271.81 17.16 254.65 2708.03 15062.06 02:10:01 PM 90.20 0.30 89.90 77.57 9254.85 02:11:01 PM 8.37 0.00 8.37 0.00 169.91 02:12:01 PM 120.84 0.55 120.29 424.26 47042.50 02:13:01 PM 27.62 0.48 27.14 21.46 539.24 02:14:01 PM 5.48 0.00 5.48 0.00 148.43 Average: 107.53 4.02 103.51 869.41 11560.59 02:07:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:08:01 PM 29517084 31294896 3138628 9.61 2688 2096444 1364748 4.05 152320 2539536 223096 02:09:01 PM 27509364 29706140 5146348 15.76 2688 2507688 2722964 8.08 257020 4393128 182556 02:10:01 PM 27488356 29759752 5167356 15.82 2688 2579692 2534332 7.52 281788 4382364 32 02:11:01 PM 27244592 29517904 5411120 16.57 2688 2581264 2784072 8.26 285792 4622800 1448 02:12:01 PM 25263860 28671776 7391852 22.64 2688 3690012 4047444 12.01 435372 6343676 112 02:13:01 PM 24836904 28252492 7818808 23.94 2688 3697632 3892280 11.55 443524 6764236 520 02:14:01 PM 27710948 31125120 4944764 15.14 2688 3696540 1540700 4.57 445852 3900820 2696 Average: 27081587 29761154 5574125 17.07 2688 2978467 2698077 8.01 328810 4706651 58637 02:07:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 PM eth0 169.74 130.56 1482.54 39.52 0.00 0.00 0.00 0.00 02:08:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM eth0 379.86 304.13 5137.50 45.53 0.00 0.00 0.00 0.00 02:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM eth0 99.62 90.62 910.00 20.35 0.00 0.00 0.00 0.00 02:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 83.99 67.41 47.60 21.51 0.00 0.00 0.00 0.00 02:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM lo 6.30 6.30 0.55 0.55 0.00 0.00 0.00 0.00 02:12:01 PM eth0 295.68 177.51 9478.76 17.92 0.00 0.00 0.00 0.00 02:12:01 PM docker0 1.57 1.95 0.23 0.22 0.00 0.00 0.00 0.00 02:12:01 PM veth027792e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:13:01 PM lo 72.06 72.06 5.31 5.31 0.00 0.00 0.00 0.00 02:13:01 PM eth0 219.49 152.62 70.48 72.74 0.00 0.00 0.00 0.00 02:13:01 PM docker0 11.23 12.63 1.51 1.65 0.00 0.00 0.00 0.00 02:14:01 PM lo 63.51 63.51 3.10 3.10 0.00 0.00 0.00 0.00 02:14:01 PM eth0 264.10 206.75 80.41 87.64 0.00 0.00 0.00 0.00 02:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.27 20.27 1.28 1.28 0.00 0.00 0.00 0.00 Average: eth0 216.07 161.37 2458.24 43.60 0.00 0.00 0.00 0.00 Average: docker0 1.83 2.08 0.25 0.27 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) 01/19/2026 _x86_64_ (8 CPU) 14:06:42 LINUX RESTART (8 CPU) 02:07:01 PM CPU %user %nice %system %iowait %steal %idle 02:08:01 PM all 10.46 0.00 1.34 0.62 0.07 87.51 02:08:01 PM 0 2.32 0.00 1.35 1.89 0.07 94.37 02:08:01 PM 1 16.11 0.00 1.99 0.38 0.08 81.44 02:08:01 PM 2 8.42 0.00 0.94 0.42 0.08 90.14 02:08:01 PM 3 4.27 0.00 0.88 0.28 0.08 94.48 02:08:01 PM 4 24.75 0.00 2.47 0.48 0.08 72.21 02:08:01 PM 5 12.06 0.00 1.14 0.45 0.05 86.31 02:08:01 PM 6 13.30 0.00 1.05 0.75 0.05 84.85 02:08:01 PM 7 2.46 0.00 0.92 0.28 0.07 96.27 02:09:01 PM all 30.34 0.00 1.32 0.90 0.09 67.35 02:09:01 PM 0 32.70 0.00 0.67 0.12 0.08 66.43 02:09:01 PM 1 29.20 0.00 0.97 0.62 0.08 69.13 02:09:01 PM 2 27.73 0.00 1.66 1.54 0.10 68.98 02:09:01 PM 3 16.26 0.00 1.09 0.70 0.07 81.89 02:09:01 PM 4 30.84 0.00 1.52 0.90 0.08 66.65 02:09:01 PM 5 38.18 0.00 1.86 0.62 0.10 59.25 02:09:01 PM 6 28.85 0.00 1.74 1.92 0.08 67.41 02:09:01 PM 7 38.92 0.00 1.07 0.82 0.08 59.10 02:10:01 PM all 23.94 0.00 0.68 0.47 0.06 74.86 02:10:01 PM 0 30.37 0.00 0.93 0.35 0.08 68.26 02:10:01 PM 1 33.88 0.00 0.83 1.08 0.05 64.15 02:10:01 PM 2 12.89 0.00 0.43 0.48 0.05 86.14 02:10:01 PM 3 22.44 0.00 0.53 0.42 0.08 76.52 02:10:01 PM 4 30.55 0.00 0.60 0.23 0.07 68.55 02:10:01 PM 5 21.30 0.00 0.45 0.70 0.05 77.50 02:10:01 PM 6 33.05 0.00 1.20 0.40 0.07 65.28 02:10:01 PM 7 6.98 0.00 0.42 0.05 0.07 92.48 02:11:01 PM all 10.32 0.00 0.30 0.01 0.03 89.34 02:11:01 PM 0 15.36 0.00 0.05 0.00 0.03 84.56 02:11:01 PM 1 35.29 0.00 1.08 0.00 0.05 63.57 02:11:01 PM 2 1.70 0.00 0.37 0.00 0.03 97.90 02:11:01 PM 3 4.64 0.00 0.33 0.02 0.03 94.98 02:11:01 PM 4 8.56 0.00 0.30 0.00 0.03 91.11 02:11:01 PM 5 4.70 0.00 0.05 0.00 0.02 95.23 02:11:01 PM 6 11.40 0.00 0.05 0.00 0.02 88.53 02:11:01 PM 7 0.90 0.00 0.17 0.03 0.05 98.85 02:12:01 PM all 25.07 0.00 3.15 1.29 0.08 70.41 02:12:01 PM 0 25.74 0.00 3.06 0.18 0.08 70.93 02:12:01 PM 1 27.74 0.00 3.90 2.40 0.08 65.87 02:12:01 PM 2 22.87 0.00 3.68 2.34 0.08 71.03 02:12:01 PM 3 24.42 0.00 3.11 0.86 0.08 71.53 02:12:01 PM 4 23.90 0.00 2.72 0.52 0.07 72.80 02:12:01 PM 5 25.58 0.00 3.24 1.08 0.08 70.01 02:12:01 PM 6 22.57 0.00 2.81 2.52 0.07 72.04 02:12:01 PM 7 27.76 0.00 2.67 0.44 0.07 69.06 02:13:01 PM all 17.57 0.00 1.98 0.04 0.08 80.33 02:13:01 PM 0 20.25 0.00 1.71 0.05 0.08 77.91 02:13:01 PM 1 16.50 0.00 1.74 0.05 0.08 81.62 02:13:01 PM 2 22.12 0.00 2.07 0.02 0.07 75.72 02:13:01 PM 3 20.88 0.00 1.72 0.10 0.08 77.22 02:13:01 PM 4 14.12 0.00 1.96 0.05 0.08 83.79 02:13:01 PM 5 17.43 0.00 2.51 0.02 0.08 79.96 02:13:01 PM 6 14.89 0.00 2.08 0.05 0.10 82.88 02:13:01 PM 7 14.32 0.00 2.01 0.02 0.08 83.57 02:14:01 PM all 3.17 0.00 0.82 0.01 0.07 95.93 02:14:01 PM 0 4.22 0.00 0.27 0.02 0.07 95.43 02:14:01 PM 1 3.08 0.00 0.77 0.00 0.07 96.09 02:14:01 PM 2 3.14 0.00 0.80 0.03 0.08 95.94 02:14:01 PM 3 2.98 0.00 0.89 0.00 0.07 96.07 02:14:01 PM 4 3.21 0.00 0.97 0.03 0.07 95.73 02:14:01 PM 5 2.99 0.00 1.02 0.00 0.05 95.94 02:14:01 PM 6 1.97 0.00 1.05 0.00 0.07 96.91 02:14:01 PM 7 3.81 0.00 0.82 0.00 0.07 95.31 Average: all 17.26 0.00 1.37 0.48 0.07 80.83 Average: 0 18.70 0.00 1.15 0.37 0.07 79.71 Average: 1 23.12 0.00 1.61 0.65 0.07 74.55 Average: 2 14.11 0.00 1.42 0.69 0.07 83.71 Average: 3 13.68 0.00 1.22 0.34 0.07 84.68 Average: 4 19.41 0.00 1.50 0.32 0.07 78.70 Average: 5 17.45 0.00 1.46 0.41 0.06 80.62 Average: 6 18.00 0.00 1.42 0.80 0.06 79.71 Average: 7 13.58 0.00 1.15 0.23 0.07 84.96