---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-17285 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 21% / 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 761 5194 4 2277 7180 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:b6:84:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81227sec preferred_lft 81227sec inet6 fe80::f816:3eff:feb6:843e/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-17285) 05/21/26 _x86_64_ (2 CPU) 01:08:44 LINUX RESTART (2 CPU) 01:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:22 1.43 0.03 1.41 0.00 1.25 16.91 0.12 01:30:22 1.56 0.01 1.54 0.01 0.05 18.33 436.17 01:40:22 1.35 0.00 1.35 0.00 0.00 15.67 0.00 01:50:22 1.30 0.00 1.30 0.00 0.00 15.32 0.12 02:00:14 2.07 0.26 1.79 0.02 31.39 70.56 442.03 02:10:22 1.92 0.44 1.47 0.01 18.27 91.83 0.12 02:20:22 22.42 2.75 17.40 2.28 215.59 3320.08 718.60 02:30:22 1.64 0.00 1.60 0.04 0.09 36.27 0.40 Average: 4.21 0.44 3.48 0.29 33.31 448.16 198.97 01:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:22 6286116 7536692 283476 3.49 30596 1425604 532524 5.80 443724 1187124 220 01:30:22 6298824 7549948 270276 3.32 30792 1425932 532548 5.80 443680 1187656 124 01:40:22 6299772 7551408 268804 3.31 30968 1426260 532764 5.80 443792 1188160 120 01:50:22 6299428 7551560 268640 3.30 31124 1426592 532764 5.80 443900 1188648 180 02:00:14 6233704 7512560 307152 3.78 31480 1452608 727712 7.93 458560 1206252 2316 02:10:22 6192380 7503900 314636 3.87 32600 1483232 559712 6.10 491020 1235812 4668 02:20:22 5216380 7414000 353608 4.35 87124 2271136 627144 6.83 594256 2034104 268 02:30:22 5206036 7408756 358688 4.41 87304 2276064 646800 7.04 598280 2039188 192 Average: 6004080 7503603 303160 3.73 45248 1648428 586496 6.39 489652 1408368 1011 01:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 1.90 0.09 0.26 0.06 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.52 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.39 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:22 ens3 0.23 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 0.41 0.21 3.20 0.05 0.00 0.00 0.00 0.00 02:10:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:22 ens3 15.90 8.84 44.08 3.46 0.00 0.00 0.00 0.00 02:20:22 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:20:22 ens3 32.91 23.08 267.09 5.44 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 4.87 3.56 0.91 1.60 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 7.17 4.51 39.53 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-17285) 05/21/26 _x86_64_ (2 CPU) 01:08:44 LINUX RESTART (2 CPU) 01:10:22 CPU %user %nice %system %iowait %steal %idle 01:20:22 all 0.27 0.00 0.09 0.01 0.03 99.60 01:20:22 0 0.32 0.00 0.07 0.00 0.03 99.58 01:20:22 1 0.22 0.00 0.11 0.02 0.04 99.61 01:30:22 all 0.27 0.00 0.18 0.01 0.04 99.50 01:30:22 0 0.15 0.00 0.18 0.00 0.04 99.63 01:30:22 1 0.39 0.00 0.18 0.02 0.03 99.37 01:40:22 all 0.21 0.00 0.09 0.01 0.04 99.65 01:40:22 0 0.38 0.00 0.07 0.01 0.03 99.52 01:40:22 1 0.05 0.00 0.11 0.02 0.04 99.78 01:50:22 all 0.28 0.00 0.08 0.01 0.04 99.60 01:50:22 0 0.50 0.00 0.05 0.01 0.03 99.42 01:50:22 1 0.05 0.00 0.11 0.02 0.05 99.78 02:00:14 all 0.38 0.00 0.19 0.02 0.04 99.37 02:00:14 0 0.49 0.00 0.15 0.02 0.03 99.32 02:00:14 1 0.27 0.00 0.23 0.03 0.04 99.43 02:10:22 all 0.62 0.00 0.15 0.02 0.04 99.16 02:10:22 0 0.58 0.00 0.18 0.02 0.04 99.18 02:10:22 1 0.67 0.00 0.13 0.02 0.04 99.14 02:20:22 all 11.75 0.00 1.61 0.74 0.05 85.85 02:20:22 0 9.93 0.00 1.45 0.64 0.05 87.93 02:20:22 1 13.57 0.00 1.77 0.84 0.06 83.77 02:30:22 all 2.11 0.00 0.27 0.01 0.06 97.55 02:30:22 0 2.49 0.00 0.29 0.01 0.06 97.15 02:30:22 1 1.72 0.00 0.26 0.01 0.07 97.95 Average: all 1.99 0.00 0.33 0.10 0.04 97.54 Average: 0 1.85 0.00 0.30 0.09 0.04 97.72 Average: 1 2.12 0.00 0.36 0.12 0.05 97.35