---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11849 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 752 4904 4 2577 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:ec:30:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82739sec preferred_lft 82739sec inet6 fe80::f816:3eff:feec:300c/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-11849) 05/08/26 _x86_64_ (2 CPU) 00:35:54 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:07 3.53 0.29 3.19 0.05 33.77 680.54 2.52 01:00:01 15.14 0.01 1.54 13.59 0.20 19.92 107875.16 01:10:00 1.63 0.00 1.59 0.03 0.00 306.82 3.02 01:20:17 1.54 0.00 1.51 0.03 0.01 330.25 5.10 01:30:01 1.40 0.00 1.38 0.02 0.00 17.57 0.89 Average: 4.62 0.06 1.84 2.72 6.81 273.12 21401.95 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:07 5049176 7164348 607476 7.47 84700 2194924 826540 9.00 798864 1955920 228 01:00:01 4930264 7046208 725196 8.92 84908 2195496 857460 9.34 811532 1956648 196 01:10:00 4993344 7197520 572620 7.04 85140 2282516 902784 9.83 800012 2043892 188 01:20:17 4740648 7043192 725444 8.92 85320 2379312 974644 10.62 930388 2140908 228 01:30:01 4785592 7088864 679776 8.36 85496 2379860 938248 10.22 894176 2141504 60 Average: 4899805 7108026 662102 8.14 85113 2286422 899935 9.80 846994 2047774 180 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 30.36 25.44 494.24 3.72 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 43.43 42.92 1352.14 2.87 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 14.24 13.84 420.25 0.97 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 18.05 17.74 542.70 1.24 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 3.14 2.83 78.20 0.24 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.88 20.59 578.40 1.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11849) 05/08/26 _x86_64_ (2 CPU) 00:35:54 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:07 all 0.98 0.00 0.35 0.04 0.06 98.56 00:50:07 0 1.39 0.00 0.41 0.08 0.05 98.07 00:50:07 1 0.57 0.00 0.29 0.01 0.07 99.05 01:00:01 all 1.09 0.00 0.59 0.03 0.08 98.21 01:00:01 0 0.58 0.00 0.21 0.01 0.06 99.15 01:00:01 1 1.61 0.00 0.97 0.05 0.11 97.26 01:10:00 all 0.75 0.00 0.25 0.02 0.07 98.92 01:10:00 0 0.76 0.00 0.19 0.02 0.06 98.97 01:10:00 1 0.74 0.00 0.31 0.01 0.08 98.86 01:20:17 all 0.83 0.00 0.22 0.02 0.08 98.85 01:20:17 0 0.98 0.00 0.28 0.01 0.09 98.64 01:20:17 1 0.68 0.00 0.17 0.02 0.07 99.07 01:30:01 all 0.46 0.00 0.25 0.01 0.07 99.22 01:30:01 0 0.48 0.00 0.22 0.01 0.06 99.23 01:30:01 1 0.43 0.00 0.27 0.01 0.08 99.21 Average: all 0.82 0.00 0.33 0.02 0.07 98.75 Average: 0 0.84 0.00 0.26 0.02 0.06 98.81 Average: 1 0.80 0.00 0.40 0.02 0.08 98.69