---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9805 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 8.1G 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 766 4952 4 2522 7175 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:99:6a:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48179sec preferred_lft 48179sec inet6 fe80::f816:3eff:fe99:6af8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9805) 05/01/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.81 0.02 1.78 0.02 0.81 21.31 432.62 00:20:03 1.81 0.11 1.68 0.03 3.05 23.91 1096.65 00:30:03 1.97 0.00 1.95 0.02 0.00 22.12 432.76 00:40:03 23.78 3.02 18.54 2.22 226.09 3130.04 489.35 00:50:03 1.61 0.00 1.61 0.00 0.00 17.69 0.00 01:00:03 1.87 0.00 1.85 0.02 0.00 22.08 0.23 01:10:03 1.58 0.00 1.57 0.01 0.00 181.73 1.08 01:20:03 1.68 0.00 1.66 0.02 0.00 249.83 2.88 01:30:03 1.81 0.00 1.78 0.03 0.00 21.76 1.43 Average: 4.22 0.35 3.60 0.26 25.55 410.06 273.00 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6109228 7505488 303504 3.73 54600 1537832 532180 5.80 466280 1309380 368 00:20:03 6152364 7510248 298656 3.67 54748 1499244 530496 5.78 465056 1270716 376 00:30:03 6146192 7504556 304236 3.74 54876 1499568 530488 5.78 465052 1271176 220 00:40:03 4979244 7173312 587840 7.23 103864 2245560 764448 8.33 726484 2021040 336 00:50:03 4864412 7058868 702364 8.64 103940 2245952 860860 9.38 822144 2021508 216 01:00:03 4983928 7179116 582144 7.16 104040 2246584 829508 9.03 773724 2022112 220 01:10:03 4953044 7215168 545656 6.71 104152 2312984 822328 8.96 767928 2088624 16900 01:20:03 4807404 7123640 636276 7.82 104284 2366220 900380 9.81 846196 2141992 276 01:30:03 4798600 7115412 644436 7.92 104380 2366688 900160 9.80 845336 2142552 252 Average: 5310491 7265090 511679 6.29 87654 2035626 741205 8.07 686467 1809900 2129 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.38 0.08 0.11 0.05 0.00 0.00 0.00 0.00 00:20:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:03 ens3 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 0.52 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:03 ens3 84.64 65.19 654.31 13.75 0.00 0.00 0.00 0.00 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 21.66 17.56 306.56 1.32 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 64.30 59.22 1088.24 3.91 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 28.02 25.81 484.32 1.77 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 26.54 24.79 430.13 1.68 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 17.30 15.62 263.95 1.07 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 27.06 23.16 358.65 2.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9805) 05/01/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.22 0.00 0.10 0.01 0.03 99.63 00:10:03 0 0.34 0.00 0.08 0.02 0.02 99.54 00:10:03 1 0.11 0.00 0.12 0.01 0.04 99.72 00:20:03 all 0.63 0.00 0.22 0.01 0.03 99.11 00:20:03 0 0.64 0.00 0.20 0.02 0.02 99.12 00:20:03 1 0.61 0.00 0.24 0.01 0.05 99.09 00:30:03 all 0.27 0.00 0.17 0.01 0.04 99.52 00:30:03 0 0.45 0.00 0.14 0.01 0.03 99.37 00:30:03 1 0.08 0.00 0.19 0.01 0.04 99.68 00:40:03 all 10.71 0.00 1.71 0.47 0.06 87.05 00:40:03 0 9.66 0.00 1.57 0.52 0.05 88.20 00:40:03 1 11.76 0.00 1.85 0.41 0.06 85.91 00:50:03 all 0.50 0.00 0.21 0.01 0.08 99.20 00:50:03 0 0.48 0.00 0.09 0.02 0.06 99.36 00:50:03 1 0.51 0.00 0.34 0.00 0.11 99.04 01:00:03 all 0.96 0.00 0.57 0.01 0.06 98.40 01:00:03 0 1.23 0.00 0.68 0.01 0.05 98.02 01:00:03 1 0.70 0.00 0.45 0.01 0.07 98.77 01:10:03 all 0.85 0.00 0.25 0.02 0.07 98.81 01:10:03 0 0.87 0.00 0.33 0.01 0.08 98.71 01:10:03 1 0.83 0.00 0.18 0.02 0.06 98.91 01:20:03 all 0.77 0.00 0.24 0.01 0.08 98.90 01:20:03 0 0.63 0.00 0.15 0.01 0.06 99.16 01:20:03 1 0.90 0.00 0.34 0.01 0.10 98.65 01:30:03 all 0.57 0.00 0.32 0.01 0.07 99.02 01:30:03 0 0.42 0.00 0.23 0.01 0.08 99.26 01:30:03 1 0.72 0.00 0.41 0.01 0.07 98.79 Average: all 1.72 0.00 0.42 0.06 0.06 97.74 Average: 0 1.64 0.00 0.39 0.07 0.05 97.86 Average: 1 1.80 0.00 0.46 0.05 0.07 97.62