---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26818 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: 5599.86 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 754 5050 4 2437 7187 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:2b:c7:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48283sec preferred_lft 48283sec inet6 fe80::f816:3eff:fe2b:c77f/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-26818) 06/13/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:18 1.99 0.01 1.95 0.02 0.79 23.31 0.43 00:20:03 1.93 0.11 1.79 0.03 3.13 24.70 549.05 00:30:18 1.78 0.00 1.77 0.01 0.00 19.54 0.34 00:40:13 24.79 3.01 19.48 2.31 226.95 3493.54 1266.60 00:50:18 1.45 0.00 1.43 0.02 0.00 22.22 1.12 01:00:03 1.84 0.00 1.81 0.04 0.00 25.35 1.90 01:10:18 1.77 0.00 1.74 0.03 0.00 137.94 388.49 01:20:13 1.66 0.00 1.65 0.01 0.00 32.47 0.51 01:30:18 1.89 0.00 1.87 0.02 0.00 26.40 0.87 Average: 4.32 0.34 3.70 0.27 25.38 419.03 243.26 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:18 6134424 7535332 273060 3.36 54392 1542384 537552 5.85 461888 1313556 348 00:20:03 6143372 7505888 302464 3.72 54516 1503816 535312 5.83 460572 1274896 224 00:30:18 6146100 7509076 299180 3.68 54648 1504140 535312 5.83 460596 1275352 212 00:40:13 5012176 7299360 456852 5.62 105308 2333136 651984 7.10 616696 2110028 216 00:50:18 5076880 7366140 390076 4.80 105400 2335128 644512 7.02 600856 2112112 272 01:00:03 5066228 7357292 398848 4.90 105548 2336796 663336 7.23 620452 2113792 264 01:10:18 5020752 7348416 407676 5.01 105736 2373116 667000 7.26 623724 2150308 240 01:20:13 5017876 7350088 405944 4.99 105844 2377496 654888 7.13 610864 2154796 248 01:30:18 4993444 7327792 428184 5.27 106004 2379448 687048 7.48 642976 2156908 380 Average: 5401250 7399932 373587 4.59 88600 2076162 619660 6.75 566514 1851305 267 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:18 ens3 0.21 0.06 0.07 0.03 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 0.21 0.07 0.07 0.04 0.00 0.00 0.00 0.00 00:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:18 ens3 0.50 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:13 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:13 ens3 66.27 49.09 350.50 12.46 0.00 0.00 0.00 0.00 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 23.21 18.56 222.46 2.11 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 7.27 6.40 34.12 0.77 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 13.91 12.89 153.47 1.47 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 16.30 15.38 142.93 1.70 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 15.68 14.77 166.78 1.28 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 15.89 12.99 118.83 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26818) 06/13/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:18 all 0.21 0.00 0.11 0.01 0.04 99.64 00:10:18 0 0.05 0.00 0.12 0.01 0.05 99.78 00:10:18 1 0.37 0.00 0.10 0.01 0.03 99.49 00:20:03 all 0.63 0.00 0.21 0.01 0.04 99.11 00:20:03 0 0.55 0.00 0.22 0.02 0.04 99.18 00:20:03 1 0.71 0.00 0.21 0.00 0.03 99.05 00:30:18 all 0.26 0.00 0.13 0.01 0.04 99.56 00:30:18 0 0.40 0.00 0.12 0.00 0.03 99.44 00:30:18 1 0.12 0.00 0.14 0.01 0.04 99.69 00:40:13 all 11.84 0.00 1.73 0.51 0.06 85.86 00:40:13 0 13.50 0.00 1.79 0.63 0.06 84.02 00:40:13 1 10.19 0.00 1.66 0.39 0.07 87.69 00:50:18 all 0.92 0.00 0.24 0.01 0.09 98.74 00:50:18 0 1.11 0.00 0.33 0.01 0.11 98.44 00:50:18 1 0.73 0.00 0.16 0.00 0.07 99.04 01:00:03 all 4.35 0.00 0.49 0.01 0.08 95.07 01:00:03 0 5.51 0.00 0.56 0.01 0.09 93.83 01:00:03 1 3.18 0.00 0.42 0.01 0.08 96.31 01:10:18 all 4.34 0.00 0.42 0.01 0.08 95.15 01:10:18 0 3.63 0.00 0.40 0.01 0.10 95.85 01:10:18 1 5.06 0.00 0.44 0.01 0.07 94.43 01:20:13 all 1.55 0.00 0.30 0.01 0.09 98.05 01:20:13 0 2.02 0.00 0.32 0.01 0.09 97.55 01:20:13 1 1.09 0.00 0.27 0.00 0.08 98.56 01:30:18 all 0.91 0.00 0.31 0.01 0.09 98.69 01:30:18 0 0.99 0.00 0.34 0.01 0.09 98.57 01:30:18 1 0.82 0.00 0.28 0.01 0.08 98.81 Average: all 2.76 0.00 0.44 0.06 0.07 96.68 Average: 0 3.06 0.00 0.46 0.08 0.07 96.33 Average: 1 2.45 0.00 0.41 0.05 0.06 97.03