---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35675 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 752 5044 4 2446 7189 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:12:6d:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6724sec preferred_lft 6724sec inet6 fe80::f816:3eff:fe12:6d98/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35675) 07/15/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.77 0.02 1.74 0.02 0.81 20.69 0.21 00:20:00 1.86 0.11 1.73 0.03 3.05 23.44 484.77 00:30:00 1.84 0.00 1.82 0.02 0.00 20.21 0.37 00:40:00 25.37 2.85 20.19 2.33 224.00 3537.77 1565.81 00:50:00 1.57 0.00 1.56 0.01 0.00 26.04 0.88 01:00:00 2.02 0.00 1.98 0.04 0.00 28.55 1.43 01:10:00 1.66 0.00 1.62 0.03 0.00 133.89 383.31 01:20:00 1.60 0.00 1.57 0.03 0.00 35.09 1.00 01:30:00 1.73 0.00 1.68 0.05 0.00 25.55 1.12 Average: 4.38 0.33 3.77 0.28 25.32 427.92 271.04 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6123336 7519560 289220 3.56 54244 1537924 550148 5.99 469972 1308788 152 00:20:00 6138272 7497024 311656 3.83 54368 1500264 547412 5.96 468364 1271036 124 00:30:00 6143396 7502748 305896 3.76 54504 1500720 547416 5.96 468516 1271500 124 00:40:00 5111028 7404352 351456 4.32 105988 2338016 644376 7.02 597992 2115160 1548 00:50:00 5066800 7361924 393960 4.84 106088 2339788 670832 7.31 615432 2117032 124 01:00:00 5053480 7350548 405016 4.98 106236 2341596 729380 7.94 623888 2118984 124 01:10:00 5023028 7355332 400324 4.92 106400 2376556 661652 7.21 604224 2154112 128 01:20:00 4937856 7275808 479768 5.90 106492 2382040 732856 7.98 675976 2159688 132 01:30:00 4972312 7312352 443192 5.45 106608 2383980 699380 7.62 642376 2161744 128 Average: 5396612 7397739 375610 4.62 88992 2077876 642606 7.00 574082 1853116 287 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.19 0.06 0.06 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.14 0.06 0.03 0.02 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.48 0.12 0.16 0.09 0.00 0.00 0.00 0.00 00:40:00 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 73.13 49.64 324.17 13.02 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 21.26 17.95 224.16 1.55 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 9.55 8.95 61.44 0.95 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 14.32 12.58 156.65 1.22 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 17.00 16.27 142.02 1.94 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 14.01 13.41 140.14 1.19 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 16.67 13.23 116.55 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35675) 07/15/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.23 0.00 0.10 0.01 0.01 99.65 00:10:00 0 0.34 0.00 0.10 0.01 0.01 99.54 00:10:00 1 0.11 0.00 0.10 0.01 0.01 99.76 00:20:00 all 0.63 0.00 0.22 0.01 0.01 99.12 00:20:00 0 0.78 0.00 0.19 0.02 0.01 99.00 00:20:00 1 0.48 0.00 0.24 0.00 0.02 99.25 00:30:00 all 0.23 0.00 0.16 0.01 0.01 99.59 00:30:00 0 0.27 0.00 0.15 0.02 0.01 99.55 00:30:00 1 0.18 0.00 0.17 0.00 0.02 99.63 00:40:00 all 12.25 0.00 1.72 0.46 0.04 85.53 00:40:00 0 13.68 0.00 1.90 0.48 0.04 83.90 00:40:00 1 10.81 0.00 1.54 0.45 0.04 87.17 00:50:00 all 0.91 0.00 0.25 0.01 0.03 98.81 00:50:00 0 0.74 0.00 0.24 0.01 0.03 98.98 00:50:00 1 1.07 0.00 0.25 0.01 0.04 98.63 01:00:00 all 3.81 0.00 0.57 0.03 0.04 95.55 01:00:00 0 2.52 0.00 0.47 0.01 0.04 96.96 01:00:00 1 5.10 0.00 0.67 0.05 0.04 94.15 01:10:00 all 5.79 0.00 0.73 0.01 0.05 93.42 01:10:00 0 9.03 0.00 1.03 0.02 0.05 89.87 01:10:00 1 2.61 0.00 0.43 0.01 0.04 96.91 01:20:00 all 2.03 0.00 0.35 0.01 0.03 97.58 01:20:00 0 1.35 0.00 0.29 0.01 0.03 98.32 01:20:00 1 2.72 0.00 0.40 0.01 0.03 96.84 01:30:00 all 1.03 0.00 0.36 0.01 0.03 98.57 01:30:00 0 1.14 0.00 0.39 0.01 0.03 98.43 01:30:00 1 0.92 0.00 0.32 0.02 0.03 98.71 Average: all 2.98 0.00 0.49 0.06 0.03 96.43 Average: 0 3.30 0.00 0.53 0.06 0.03 96.08 Average: 1 2.66 0.00 0.46 0.06 0.03 96.79