---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33913 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 8.0G 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 771 5018 4 2453 7170 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:29:fc:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5891sec preferred_lft 5891sec inet6 fe80::f816:3eff:fe29:fc63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33913) 07/09/26 _x86_64_ (2 CPU) 00:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:26 1.85 0.01 1.81 0.01 0.81 21.99 432.55 00:20:01 1.84 0.11 1.70 0.03 3.19 24.06 1202.44 00:30:11 2.21 0.41 1.78 0.01 15.80 50.64 425.80 00:40:26 24.93 2.52 20.18 2.23 206.52 3321.25 815.35 00:50:01 1.50 0.00 1.48 0.02 0.00 21.90 0.20 01:00:26 1.94 0.00 1.91 0.03 0.00 24.48 0.66 01:10:26 1.53 0.00 1.50 0.02 0.00 141.33 396.71 01:20:01 1.64 0.00 1.62 0.01 0.00 31.49 0.18 Average: 4.77 0.39 4.07 0.30 29.13 467.76 408.59 00:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:26 6125300 7521892 286980 3.53 54380 1538144 605220 6.59 478980 1309820 180 00:20:01 6145764 7504292 304460 3.74 54536 1499868 603152 6.57 477584 1271488 240 00:30:11 6122592 7496088 312384 3.84 54808 1514624 618664 6.74 498496 1284996 304 00:40:26 4948668 7234272 522268 6.42 105760 2331212 749680 8.17 655648 2108604 260 00:50:01 5058968 7346608 409932 5.04 105848 2333156 708700 7.72 606312 2110640 568 01:00:26 5004668 7326748 429556 5.28 105980 2367412 751856 8.19 647968 2144892 33256 01:10:26 5012148 7339092 417172 5.13 106120 2372056 718600 7.83 615472 2149684 740 01:20:01 4974040 7304788 451412 5.55 106232 2375716 752544 8.20 648860 2153440 272 Average: 5424018 7384222 391770 4.82 86708 2041524 688552 7.50 578665 1816696 4478 00:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:26 ens3 0.21 0.06 0.06 0.04 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 0.12 0.05 0.03 0.02 0.00 0.00 0.00 0.00 00:30:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:11 ens3 8.64 4.39 19.71 3.05 0.00 0.00 0.00 0.00 00:40:26 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:26 ens3 69.31 51.74 430.08 10.07 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 16.08 14.46 146.66 1.30 0.00 0.00 0.00 0.00 01:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 4.89 4.22 39.38 0.58 0.00 0.00 0.00 0.00 01:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:26 ens3 16.95 16.25 149.87 1.81 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 23.40 22.66 234.75 2.29 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.60 14.31 127.87 2.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33913) 07/09/26 _x86_64_ (2 CPU) 00:00:26 CPU %user %nice %system %iowait %steal %idle 00:10:26 all 0.24 0.00 0.10 0.01 0.03 99.63 00:10:26 0 0.35 0.00 0.08 0.01 0.02 99.53 00:10:26 1 0.13 0.00 0.12 0.00 0.03 99.72 00:20:01 all 0.69 0.00 0.22 0.01 0.02 99.05 00:20:01 0 0.45 0.00 0.22 0.01 0.03 99.30 00:20:01 1 0.93 0.00 0.23 0.02 0.02 98.80 00:30:11 all 0.49 0.00 0.18 0.01 0.02 99.30 00:30:11 0 0.40 0.00 0.19 0.01 0.02 99.37 00:30:11 1 0.57 0.00 0.17 0.01 0.02 99.22 00:40:26 all 11.59 0.00 1.77 0.63 0.06 85.95 00:40:26 0 12.79 0.00 1.92 0.75 0.06 84.48 00:40:26 1 10.39 0.00 1.62 0.50 0.06 87.42 00:50:01 all 0.93 0.00 0.21 0.01 0.05 98.80 00:50:01 0 1.15 0.00 0.28 0.01 0.06 98.50 00:50:01 1 0.71 0.00 0.15 0.01 0.04 99.10 01:00:26 all 7.57 0.00 0.78 0.01 0.06 91.57 01:00:26 0 9.19 0.00 0.92 0.01 0.06 89.81 01:00:26 1 5.93 0.00 0.64 0.01 0.06 93.36 01:10:26 all 1.91 0.00 0.26 0.14 0.05 97.64 01:10:26 0 1.28 0.00 0.20 0.06 0.04 98.41 01:10:26 1 2.54 0.00 0.32 0.21 0.06 96.87 01:20:01 all 1.47 0.00 0.32 0.01 0.04 98.15 01:20:01 0 1.47 0.00 0.29 0.02 0.04 98.17 01:20:01 1 1.47 0.00 0.36 0.01 0.04 98.13 Average: all 3.18 0.00 0.49 0.11 0.04 96.18 Average: 0 3.47 0.00 0.52 0.11 0.04 95.85 Average: 1 2.89 0.00 0.46 0.10 0.04 96.52