---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29883 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 7.9G 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 764 5286 4 2179 7177 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:ee:0a:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81042sec preferred_lft 81042sec inet6 fe80::f816:3eff:feee:a49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29883) 03/25/26 _x86_64_ (2 CPU) 00:39:20 LINUX RESTART (2 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.69 0.03 1.64 0.02 1.53 27.25 219.49 01:00:29 1.53 0.01 1.51 0.01 0.05 18.05 625.06 01:10:02 1.72 0.33 1.38 0.01 40.83 72.69 0.21 01:20:01 1.15 0.00 1.13 0.02 0.01 14.12 1.00 01:30:03 1.35 0.00 1.32 0.03 0.00 17.03 868.68 01:40:04 13.82 0.00 1.27 12.55 0.15 15.48 108968.59 01:50:01 23.82 3.03 18.56 2.23 228.82 3133.76 603.10 02:00:05 1.79 0.01 1.76 0.02 0.57 38.38 0.27 Average: 5.85 0.42 3.56 1.86 33.63 414.95 13932.13 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6294424 7541120 279456 3.44 30520 1421892 519484 5.66 446128 1182992 240 01:00:29 6284040 7531332 289292 3.56 30736 1422252 519548 5.66 446360 1183568 160 01:10:02 6251644 7527500 292520 3.60 31072 1450100 716764 7.81 463460 1200688 224 01:20:01 6247180 7523580 296436 3.65 31284 1450428 722872 7.87 463996 1201228 132 01:30:03 6249972 7526972 292968 3.60 31508 1450756 722936 7.87 464212 1201780 196 01:40:04 6249496 7527224 292628 3.60 31724 1451252 723044 7.88 464840 1202336 228 01:50:01 5352892 7460092 311536 3.83 84916 2186376 747084 8.14 553516 1945096 2372 02:00:05 5268348 7377972 393572 4.84 85072 2188744 840760 9.16 612844 1947616 200 Average: 6024750 7501974 306051 3.76 44604 1627725 689062 7.51 489420 1383163 469 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.59 0.24 0.52 0.13 0.00 0.00 0.00 0.00 01:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:29 ens3 0.72 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 0.62 0.22 3.21 0.05 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 0.49 0.08 0.13 0.06 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.43 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 0.47 0.18 0.11 0.59 0.00 0.00 0.00 0.00 01:50:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 59.06 40.81 298.09 10.76 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 11.66 8.85 37.08 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 9.48 6.29 42.25 1.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29883) 03/25/26 _x86_64_ (2 CPU) 00:39:20 LINUX RESTART (2 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.29 0.00 0.17 0.06 0.03 99.46 00:50:01 0 0.14 0.00 0.18 0.10 0.03 99.55 00:50:01 1 0.44 0.00 0.16 0.02 0.02 99.37 01:00:29 all 0.29 0.00 0.17 0.03 0.03 99.48 01:00:29 0 0.31 0.00 0.18 0.03 0.02 99.45 01:00:29 1 0.28 0.00 0.16 0.02 0.03 99.51 01:10:02 all 0.40 0.00 0.11 0.08 0.02 99.39 01:10:02 0 0.25 0.00 0.13 0.08 0.03 99.50 01:10:02 1 0.54 0.00 0.09 0.08 0.02 99.27 01:20:01 all 0.29 0.00 0.08 0.02 0.03 99.58 01:20:01 0 0.40 0.00 0.07 0.01 0.03 99.49 01:20:01 1 0.18 0.00 0.09 0.03 0.03 99.67 01:30:03 all 0.34 0.00 0.18 0.03 0.03 99.42 01:30:03 0 0.23 0.00 0.19 0.01 0.03 99.55 01:30:03 1 0.45 0.00 0.18 0.05 0.03 99.30 01:40:04 all 0.25 0.00 0.09 0.11 0.03 99.52 01:40:04 0 0.34 0.00 0.07 0.04 0.02 99.53 01:40:04 1 0.17 0.00 0.12 0.18 0.03 99.51 01:50:01 all 10.68 0.00 1.64 1.30 0.05 86.33 01:50:01 0 9.80 0.00 1.65 1.04 0.04 87.47 01:50:01 1 11.56 0.00 1.64 1.57 0.05 85.19 02:00:05 all 0.99 0.00 0.29 0.03 0.05 98.64 02:00:05 0 0.57 0.00 0.20 0.06 0.03 99.13 02:00:05 1 1.40 0.00 0.38 0.01 0.08 98.14 Average: all 1.68 0.00 0.34 0.21 0.03 97.74 Average: 0 1.50 0.00 0.33 0.17 0.03 97.97 Average: 1 1.87 0.00 0.35 0.24 0.04 97.50