---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26376 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 774 4797 4 2674 7167 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:00:83:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4844sec preferred_lft 4844sec inet6 fe80::f816:3eff:fe00:836e/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-26376) 06/11/26 _x86_64_ (2 CPU) 00:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:24 1.93 0.02 1.88 0.03 0.81 23.05 0.64 00:20:01 1.91 0.11 1.76 0.04 3.17 25.27 861.33 00:30:24 1.78 0.00 1.75 0.03 0.00 19.95 0.40 00:40:24 23.54 2.99 18.26 2.29 225.52 3475.72 532.39 00:50:01 1.42 0.00 1.42 0.00 0.00 16.10 0.01 01:00:17 1.79 0.00 1.77 0.02 0.00 21.22 0.53 01:10:24 1.64 0.00 1.64 0.00 0.00 258.95 0.59 01:20:01 1.70 0.00 1.68 0.01 0.00 266.33 1.48 01:30:24 1.94 0.00 1.92 0.02 0.00 22.65 0.60 Average: 4.19 0.35 3.57 0.27 25.49 458.09 151.69 00:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:24 6133076 7537448 271088 3.33 58488 1541712 591600 6.44 467284 1317632 132 00:20:01 6144384 7510368 298080 3.67 58616 1503116 534044 5.82 460732 1278952 240 00:30:24 6140960 7507456 300976 3.70 58788 1503444 534044 5.82 460660 1279452 224 00:40:24 4956560 7245532 510764 6.28 108848 2331312 760812 8.29 730140 2112132 204 00:50:01 4776208 7065552 690812 8.49 108904 2331692 857308 9.34 825772 2112568 144 01:00:17 4825936 7115868 640352 7.87 108988 2332196 905464 9.86 856596 2113156 132 01:10:24 4813480 7190332 565112 6.95 109080 2418260 829488 9.03 781908 2199312 12548 01:20:01 4644768 7082248 672180 8.27 109180 2477964 932400 10.16 884868 2259116 240 01:30:24 4671836 7109864 644468 7.92 109288 2478388 896832 9.77 849600 2259648 232 Average: 5234134 7262741 510426 6.28 92242 2102009 760221 8.28 701951 1881330 1566 00:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:24 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.15 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:24 ens3 0.52 0.14 0.17 0.10 0.00 0.00 0.00 0.00 00:40:24 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:24 ens3 85.52 64.71 656.66 13.55 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 22.23 18.70 318.34 1.32 0.00 0.00 0.00 0.00 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 61.31 56.35 1165.31 3.72 0.00 0.00 0.00 0.00 01:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:24 ens3 24.27 21.98 462.79 1.50 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 30.49 28.79 494.11 1.96 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 5.12 4.64 73.90 0.36 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 25.55 21.73 353.34 2.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26376) 06/11/26 _x86_64_ (2 CPU) 00:00:24 CPU %user %nice %system %iowait %steal %idle 00:10:24 all 0.26 0.00 0.10 0.01 0.03 99.60 00:10:24 0 0.07 0.00 0.13 0.01 0.04 99.76 00:10:24 1 0.45 0.00 0.08 0.01 0.02 99.44 00:20:01 all 0.66 0.00 0.22 0.01 0.03 99.08 00:20:01 0 0.45 0.00 0.21 0.02 0.04 99.28 00:20:01 1 0.88 0.00 0.23 0.00 0.02 98.87 00:30:24 all 0.27 0.00 0.16 0.05 0.02 99.50 00:30:24 0 0.06 0.00 0.17 0.09 0.03 99.64 00:30:24 1 0.47 0.00 0.14 0.01 0.02 99.36 00:40:24 all 11.96 0.00 1.80 0.48 0.05 85.71 00:40:24 0 11.86 0.00 1.65 0.44 0.05 86.00 00:40:24 1 12.05 0.00 1.95 0.53 0.05 85.41 00:50:01 all 0.59 0.00 0.24 0.01 0.05 99.12 00:50:01 0 0.68 0.00 0.28 0.00 0.05 98.98 00:50:01 1 0.49 0.00 0.19 0.01 0.05 99.26 01:00:17 all 1.09 0.00 0.60 0.01 0.04 98.26 01:00:17 0 1.37 0.00 0.73 0.01 0.04 97.85 01:00:17 1 0.80 0.00 0.48 0.01 0.05 98.66 01:10:24 all 0.82 0.00 0.27 0.01 0.05 98.85 01:10:24 0 0.72 0.00 0.18 0.01 0.04 99.05 01:10:24 1 0.92 0.00 0.36 0.01 0.05 98.65 01:20:01 all 0.86 0.00 0.26 0.01 0.05 98.81 01:20:01 0 0.93 0.00 0.31 0.01 0.05 98.70 01:20:01 1 0.80 0.00 0.22 0.02 0.05 98.92 01:30:24 all 0.46 0.00 0.26 0.01 0.05 99.22 01:30:24 0 0.44 0.00 0.23 0.01 0.05 99.28 01:30:24 1 0.48 0.00 0.29 0.01 0.05 99.17 Average: all 1.88 0.00 0.44 0.07 0.04 97.57 Average: 0 1.84 0.00 0.43 0.07 0.04 97.62 Average: 1 1.92 0.00 0.44 0.07 0.04 97.53