---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27976 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.3G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 795 4693 4 2757 7146 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ec:ce:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5425sec preferred_lft 5425sec inet6 fe80::f816:3eff:feec:cec1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27976) 06/18/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:35 1.75 0.01 1.72 0.01 0.79 20.75 209.42 00:20:35 1.76 0.11 1.62 0.03 3.05 23.12 480.27 00:30:35 1.60 0.00 1.58 0.01 0.00 17.85 0.23 00:40:27 25.46 3.03 20.11 2.32 228.25 3468.51 908.54 00:50:07 1.78 0.01 1.78 0.00 0.50 30.36 0.00 01:00:35 1.56 0.00 1.55 0.01 0.00 18.39 0.28 01:10:35 1.62 0.00 1.60 0.02 0.00 345.86 0.32 01:20:35 1.94 0.00 1.91 0.03 0.00 319.10 0.65 01:30:07 1.70 0.00 1.69 0.02 0.00 19.97 0.31 Average: 4.32 0.35 3.70 0.27 25.53 469.06 177.41 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:35 6128628 7525756 283036 3.48 54460 1538620 531460 5.79 470816 1309332 124 00:20:35 6157184 7516200 292604 3.60 54596 1500316 529352 5.77 469444 1270948 124 00:30:35 6151672 7511148 297540 3.66 54712 1500644 529352 5.77 469476 1271392 124 00:40:27 5171428 7445472 311232 3.83 105592 2319844 558156 6.08 559064 2096224 2632 00:50:07 4897756 7172672 584112 7.18 105704 2320684 819220 8.92 794308 2097176 164 01:00:35 4814408 7089940 666840 8.20 105792 2321212 906332 9.87 863148 2097792 164 01:10:35 4788208 7163972 591804 7.28 105904 2420432 852712 9.29 810704 2197124 136 01:20:35 4564576 7031616 722560 8.88 106040 2510312 972500 10.59 930564 2287140 128 01:30:07 4597204 7064780 689412 8.48 106144 2510736 937184 10.21 895384 2287664 276 Average: 5252340 7280173 493238 6.07 88772 2104756 737363 8.03 695879 1879421 430 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:35 ens3 0.33 0.08 0.09 0.04 0.00 0.00 0.00 0.00 00:20:35 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:35 ens3 0.16 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:35 ens3 0.54 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:27 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:27 ens3 65.90 46.10 318.97 12.26 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 37.89 33.68 538.81 2.54 0.00 0.00 0.00 0.00 01:00:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:35 ens3 83.77 78.96 1288.06 5.19 0.00 0.00 0.00 0.00 01:10:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:35 ens3 28.36 26.74 446.65 1.80 0.00 0.00 0.00 0.00 01:20:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:35 ens3 34.21 32.24 528.32 2.17 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 5.98 5.34 80.45 0.40 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 28.79 25.05 360.17 2.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27976) 06/18/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:35 all 0.21 0.00 0.10 0.01 0.04 99.64 00:10:35 0 0.22 0.00 0.10 0.01 0.04 99.63 00:10:35 1 0.20 0.00 0.10 0.01 0.03 99.65 00:20:35 all 0.64 0.00 0.20 0.01 0.04 99.11 00:20:35 0 0.57 0.00 0.24 0.01 0.05 99.13 00:20:35 1 0.71 0.00 0.16 0.02 0.03 99.08 00:30:35 all 0.20 0.00 0.15 0.01 0.04 99.60 00:30:35 0 0.23 0.00 0.15 0.01 0.04 99.57 00:30:35 1 0.17 0.00 0.16 0.01 0.04 99.62 00:40:27 all 11.70 0.00 1.72 0.51 0.05 86.02 00:40:27 0 11.68 0.00 1.73 0.56 0.06 85.98 00:40:27 1 11.71 0.00 1.71 0.47 0.04 86.06 00:50:07 all 0.77 0.00 0.30 0.04 0.05 98.84 00:50:07 0 0.48 0.00 0.25 0.03 0.06 99.17 00:50:07 1 1.06 0.00 0.35 0.04 0.04 98.51 01:00:35 all 1.00 0.00 0.64 0.03 0.05 98.29 01:00:35 0 1.35 0.00 0.87 0.03 0.05 97.70 01:00:35 1 0.64 0.00 0.40 0.03 0.05 98.89 01:10:35 all 0.76 0.00 0.27 0.08 0.04 98.85 01:10:35 0 0.93 0.00 0.40 0.09 0.05 98.53 01:10:35 1 0.58 0.00 0.14 0.07 0.03 99.17 01:20:35 all 0.83 0.00 0.26 0.08 0.04 98.79 01:20:35 0 1.01 0.00 0.35 0.12 0.05 98.47 01:20:35 1 0.64 0.00 0.17 0.05 0.03 99.11 01:30:07 all 0.50 0.00 0.27 0.01 0.04 99.18 01:30:07 0 0.52 0.00 0.31 0.01 0.05 99.11 01:30:07 1 0.47 0.00 0.23 0.01 0.04 99.25 Average: all 1.83 0.00 0.43 0.09 0.04 97.61 Average: 0 1.88 0.00 0.49 0.10 0.05 97.49 Average: 1 1.78 0.00 0.38 0.08 0.04 97.73