---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23029 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 8.2G 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 4836 4 2633 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:a8:45:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 15824sec preferred_lft 15824sec inet6 fe80::f816:3eff:fea8:45c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23029) 06/04/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.77 0.02 1.74 0.02 0.81 20.51 0.21 00:20:02 1.89 0.11 1.76 0.03 3.05 23.71 507.49 00:30:02 1.94 0.00 1.91 0.02 0.00 21.92 432.72 00:40:01 26.64 3.01 21.32 2.31 226.64 3531.10 1200.77 00:50:02 1.57 0.00 1.56 0.01 0.00 20.99 1.00 01:00:02 1.66 0.00 1.62 0.03 0.00 19.79 1.36 01:10:01 1.72 0.00 1.68 0.04 0.00 319.03 3.46 01:20:02 1.56 0.00 1.53 0.03 0.00 162.26 3.22 01:30:02 1.94 0.00 1.90 0.03 0.00 22.21 1.45 Average: 4.51 0.35 3.88 0.28 25.55 459.16 238.82 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6136632 7529268 279748 3.44 52240 1536412 537716 5.86 467452 1305432 312 00:20:02 6136200 7496160 312792 3.85 52420 1503468 535712 5.83 466388 1272480 216 00:30:02 6142572 7503036 305864 3.76 52588 1503796 535776 5.84 466420 1272976 220 00:40:01 5132716 7404940 352456 4.33 103512 2320600 634372 6.91 597148 2095472 496 00:50:02 4815424 7088244 669172 8.23 103640 2321104 926728 10.09 882396 2096084 336 01:00:02 4883612 7157048 600272 7.38 103768 2321616 870772 9.48 815620 2096696 324 01:10:01 4814924 7179876 576636 7.09 103940 2412140 851388 9.27 797580 2187424 304 01:20:02 4687968 7097848 657896 8.09 104056 2456336 915208 9.97 861744 2231604 452 01:30:02 4678176 7088636 667068 8.20 104188 2456796 916364 9.98 862280 2232172 256 Average: 5269803 7282784 491323 6.04 86706 2092474 747115 8.14 690781 1865593 324 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.21 0.04 0.07 0.03 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.15 0.04 0.04 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.51 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 57.71 43.11 316.10 12.00 0.00 0.00 0.00 0.00 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 42.50 38.40 636.96 2.71 0.00 0.00 0.00 0.00 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 72.06 68.75 1207.44 4.52 0.00 0.00 0.00 0.00 01:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 30.26 28.99 504.82 1.96 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 25.94 24.81 449.35 1.69 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 18.41 17.01 271.69 1.17 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 27.52 24.58 376.37 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23029) 06/04/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.10 0.01 0.03 99.61 00:10:01 0 0.19 0.00 0.10 0.00 0.02 99.68 00:10:01 1 0.31 0.00 0.10 0.02 0.04 99.54 00:20:02 all 0.62 0.00 0.22 0.01 0.02 99.13 00:20:02 0 0.38 0.00 0.25 0.01 0.03 99.33 00:20:02 1 0.86 0.00 0.18 0.01 0.01 98.94 00:30:02 all 0.28 0.00 0.19 0.02 0.03 99.50 00:30:02 0 0.29 0.00 0.19 0.03 0.04 99.47 00:30:02 1 0.27 0.00 0.19 0.00 0.02 99.53 00:40:01 all 11.62 0.00 1.70 0.52 0.04 86.12 00:40:01 0 10.61 0.00 1.70 0.32 0.05 87.31 00:40:01 1 12.63 0.00 1.69 0.71 0.04 84.93 00:50:02 all 0.75 0.00 0.35 0.01 0.05 98.85 00:50:02 0 0.91 0.00 0.45 0.01 0.05 98.58 00:50:02 1 0.59 0.00 0.24 0.01 0.05 99.11 01:00:02 all 1.10 0.00 0.65 0.01 0.06 98.18 01:00:02 0 0.56 0.00 0.27 0.01 0.05 99.12 01:00:02 1 1.64 0.00 1.03 0.01 0.08 97.25 01:10:01 all 0.86 0.00 0.28 0.08 0.06 98.73 01:10:01 0 0.79 0.00 0.30 0.02 0.07 98.82 01:10:01 1 0.92 0.00 0.26 0.14 0.05 98.63 01:20:02 all 0.74 0.00 0.23 0.01 0.06 98.96 01:20:02 0 0.51 0.00 0.17 0.01 0.06 99.25 01:20:02 1 0.96 0.00 0.30 0.01 0.07 98.67 01:30:02 all 0.56 0.00 0.32 0.01 0.06 99.04 01:30:02 0 0.57 0.00 0.39 0.01 0.08 98.96 01:30:02 1 0.55 0.00 0.26 0.01 0.05 99.13 Average: all 1.86 0.00 0.45 0.07 0.05 97.57 Average: 0 1.64 0.00 0.42 0.05 0.05 97.84 Average: 1 2.08 0.00 0.47 0.10 0.04 97.31