---> uname -a: Linux prd-centos8-docker-8c-8g-18338.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 1068 26502 19 4319 30354 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:cb:40:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fecb:4002/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:3a:d8:8c 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:bdff:fe3a:d88c/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) 02/19/2026 _x86_64_ (8 CPU) 07:30:41 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 260.41 12.88 247.53 3388.07 8147.68 07:33:01 AM 277.96 14.21 263.75 1585.34 14273.26 07:34:01 AM 38.65 1.72 36.94 794.54 7350.27 07:35:01 AM 119.71 14.78 104.93 1321.21 29784.41 07:36:01 AM 188.70 2.43 186.27 4461.31 22172.41 07:37:01 AM 9.55 0.00 9.55 0.00 407.86 07:38:01 AM 20.06 0.12 19.94 58.11 2668.93 Average: 130.72 6.59 124.13 1658.36 12115.39 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29499824 31272836 3155888 9.66 2688 2092660 1389032 4.12 143856 2571268 231280 07:33:01 AM 28128592 30280308 4527120 13.86 2688 2464216 2315232 6.87 200332 3837080 206896 07:34:01 AM 27606192 29829312 5049520 15.46 2688 2534444 2789688 8.28 222972 4330556 45696 07:35:01 AM 25819860 28894968 6835852 20.93 2688 3368868 5416760 16.07 459872 5808096 1756 07:36:01 AM 25462168 29285512 7193544 22.03 2688 4114060 3128760 9.28 731976 5891608 128 07:37:01 AM 25451392 29281508 7204320 22.06 2688 4120588 3128760 9.28 732136 5903588 20 07:38:01 AM 27175340 31111880 5480372 16.78 2688 4226212 1509096 4.48 744292 4169980 31584 Average: 27020481 29993761 5635231 17.26 2688 3274435 2811047 8.34 462205 4644597 73909 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 210.70 140.60 1500.36 56.37 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 468.54 353.13 5195.04 47.77 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 199.30 148.43 830.96 54.29 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 5.76 5.76 0.65 0.65 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1413.13 385.32 6648.19 37.86 0.00 0.00 0.00 0.00 07:35:01 AM docker0 2.33 3.08 0.32 0.36 0.00 0.00 0.00 0.00 07:35:01 AM veth821e81c 0.73 1.07 0.12 0.12 0.00 0.00 0.00 0.00 07:36:01 AM lo 7.03 7.03 0.70 0.70 0.00 0.00 0.00 0.00 07:36:01 AM eth0 154.00 134.66 1307.63 35.93 0.00 0.00 0.00 0.00 07:36:01 AM docker0 2.53 2.87 0.33 0.33 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 241.05 191.22 201.35 58.52 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 07:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 123.71 103.15 127.51 34.08 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.83 1.83 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 401.51 208.08 2258.82 46.40 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.85 0.09 0.10 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) 02/19/2026 _x86_64_ (8 CPU) 07:30:41 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 11.00 0.00 1.42 0.58 0.05 86.95 07:32:01 AM 0 5.10 0.00 0.99 0.17 0.07 93.68 07:32:01 AM 1 11.78 0.00 1.44 0.45 0.05 86.28 07:32:01 AM 2 11.46 0.00 1.54 0.35 0.05 86.60 07:32:01 AM 3 13.15 0.00 1.47 0.25 0.03 85.09 07:32:01 AM 4 13.52 0.00 1.37 0.30 0.03 84.78 07:32:01 AM 5 13.71 0.00 2.56 2.34 0.07 81.33 07:32:01 AM 6 15.25 0.00 1.27 0.65 0.05 82.78 07:32:01 AM 7 3.97 0.00 0.69 0.10 0.05 95.18 07:33:01 AM all 15.61 0.00 1.41 1.06 0.09 81.84 07:33:01 AM 0 12.07 0.00 0.78 0.20 0.07 86.88 07:33:01 AM 1 13.20 0.00 1.29 0.76 0.14 84.61 07:33:01 AM 2 28.29 0.00 1.56 0.64 0.09 69.42 07:33:01 AM 3 13.17 0.00 1.30 3.51 0.09 81.93 07:33:01 AM 4 11.53 0.00 2.45 1.39 0.12 84.51 07:33:01 AM 5 17.61 0.00 1.60 1.01 0.07 79.72 07:33:01 AM 6 22.22 0.00 1.06 0.49 0.07 76.17 07:33:01 AM 7 6.91 0.00 1.23 0.49 0.05 91.32 07:34:01 AM all 15.12 0.00 0.45 0.15 0.04 84.24 07:34:01 AM 0 6.35 0.00 0.38 0.03 0.03 93.20 07:34:01 AM 1 9.75 0.00 0.23 0.00 0.03 89.99 07:34:01 AM 2 16.75 0.00 0.47 0.03 0.05 82.70 07:34:01 AM 3 6.41 0.00 0.52 0.73 0.05 92.29 07:34:01 AM 4 14.64 0.00 0.48 0.08 0.03 84.76 07:34:01 AM 5 14.95 0.00 0.25 0.00 0.03 84.77 07:34:01 AM 6 35.45 0.00 1.07 0.32 0.05 63.11 07:34:01 AM 7 16.64 0.00 0.20 0.00 0.03 83.13 07:35:01 AM all 28.29 0.25 2.88 0.63 0.09 67.87 07:35:01 AM 0 16.64 0.00 2.54 0.12 0.10 80.60 07:35:01 AM 1 13.20 1.79 2.93 1.30 0.07 80.71 07:35:01 AM 2 37.84 0.02 2.96 0.61 0.10 58.47 07:35:01 AM 3 31.52 0.02 3.57 0.86 0.08 63.95 07:35:01 AM 4 36.09 0.12 3.13 0.39 0.10 60.17 07:35:01 AM 5 33.33 0.02 2.71 0.19 0.10 63.65 07:35:01 AM 6 40.22 0.00 2.60 1.01 0.10 56.07 07:35:01 AM 7 17.36 0.02 2.56 0.57 0.08 79.41 07:36:01 AM all 14.59 0.08 1.54 0.59 0.05 83.16 07:36:01 AM 0 10.36 0.00 1.12 0.22 0.07 88.24 07:36:01 AM 1 23.27 0.33 1.81 0.25 0.07 74.28 07:36:01 AM 2 14.56 0.00 1.17 0.43 0.03 83.80 07:36:01 AM 3 9.38 0.02 1.39 0.38 0.03 88.79 07:36:01 AM 4 12.86 0.00 1.62 1.74 0.03 83.74 07:36:01 AM 5 27.19 0.00 2.66 0.32 0.05 69.79 07:36:01 AM 6 9.07 0.00 1.27 0.65 0.07 88.94 07:36:01 AM 7 10.02 0.25 1.26 0.74 0.05 87.69 07:37:01 AM all 7.72 0.00 0.40 0.01 0.03 91.83 07:37:01 AM 0 1.57 0.00 0.12 0.00 0.03 98.28 07:37:01 AM 1 18.73 0.00 0.72 0.00 0.05 80.50 07:37:01 AM 2 4.44 0.00 0.32 0.03 0.02 95.20 07:37:01 AM 3 1.12 0.00 0.13 0.03 0.03 98.68 07:37:01 AM 4 1.64 0.00 0.53 0.00 0.02 97.81 07:37:01 AM 5 26.76 0.00 1.18 0.00 0.03 72.02 07:37:01 AM 6 2.77 0.00 0.12 0.02 0.03 97.06 07:37:01 AM 7 4.74 0.00 0.07 0.03 0.03 95.12 07:38:01 AM all 11.44 0.00 0.63 0.05 0.04 87.85 07:38:01 AM 0 7.82 0.00 0.35 0.03 0.03 91.76 07:38:01 AM 1 4.91 0.00 0.82 0.00 0.05 94.22 07:38:01 AM 2 18.27 0.00 0.42 0.10 0.05 81.16 07:38:01 AM 3 3.51 0.00 0.77 0.00 0.02 95.70 07:38:01 AM 4 5.11 0.00 0.52 0.10 0.07 94.20 07:38:01 AM 5 35.41 0.00 1.32 0.10 0.03 63.14 07:38:01 AM 6 9.70 0.00 0.43 0.00 0.02 89.85 07:38:01 AM 7 6.74 0.00 0.43 0.03 0.02 92.77 Average: all 14.81 0.05 1.24 0.43 0.05 83.42 Average: 0 8.55 0.00 0.90 0.11 0.06 90.39 Average: 1 13.55 0.30 1.32 0.39 0.06 84.37 Average: 2 18.72 0.00 1.20 0.31 0.06 79.71 Average: 3 11.14 0.00 1.30 0.81 0.05 86.69 Average: 4 13.62 0.02 1.44 0.57 0.06 84.30 Average: 5 24.16 0.00 1.75 0.56 0.06 73.46 Average: 6 19.21 0.00 1.12 0.45 0.06 79.18 Average: 7 9.50 0.04 0.92 0.28 0.05 89.22