---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26757 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: 5600.00 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 750 5211 4 2272 7190 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:3d:7c:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80695sec preferred_lft 80695sec inet6 fe80::f816:3eff:fe3d:7c52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26757) 06/12/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:03 2.02 0.26 1.73 0.03 31.95 76.89 434.29 01:10:04 1.40 0.00 1.38 0.02 0.00 17.08 1.34 01:20:01 1.38 0.00 1.36 0.02 0.01 16.25 220.18 01:30:05 1.60 0.00 1.57 0.03 0.00 19.18 650.81 01:40:04 1.78 0.40 1.37 0.02 15.80 48.10 1.32 01:50:01 23.38 2.63 18.44 2.31 212.96 3465.03 1153.30 02:00:05 1.42 0.00 1.41 0.01 0.00 18.16 0.23 02:10:05 14.73 0.00 1.25 13.47 0.15 15.26 106476.29 Average: 5.95 0.41 3.55 1.99 32.44 456.63 13606.29 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:03 6257364 7535112 284964 3.50 30952 1452036 528624 5.76 446700 1204816 180 01:10:04 6261288 7539600 280380 3.45 31184 1452372 584492 6.37 452120 1205380 188 01:20:01 6273080 7551924 268092 3.30 31388 1452692 529472 5.77 447284 1205908 124 01:30:05 6264164 7543572 276464 3.40 31608 1453024 529640 5.77 447284 1206460 196 01:40:04 6224600 7519388 300424 3.69 31976 1467848 549100 5.98 489288 1220004 284 01:50:01 5209884 7418836 348260 4.28 86924 2282092 625256 6.81 589112 2045156 244 02:00:05 5185528 7394980 372044 4.57 87080 2282444 626276 6.82 589332 2045656 248 02:10:05 5187308 7397312 369700 4.55 87224 2282840 626276 6.82 589456 2046176 188 Average: 5857902 7487590 312541 3.84 52292 1765668 574892 6.26 506322 1522444 206 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 1.24 0.49 3.21 0.06 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 0.63 0.14 0.19 0.11 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 0.47 0.08 0.13 0.06 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.30 0.04 0.07 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 13.13 5.35 20.29 3.35 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 55.65 39.16 301.55 8.56 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 1.71 0.18 0.21 0.05 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 0.59 0.18 0.09 0.03 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 9.17 5.67 40.46 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26757) 06/12/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:03 all 0.40 0.00 0.20 0.02 0.03 99.35 01:00:03 0 0.31 0.00 0.19 0.02 0.03 99.45 01:00:03 1 0.49 0.00 0.21 0.02 0.03 99.25 01:10:04 all 0.28 0.00 0.08 0.01 0.03 99.59 01:10:04 0 0.14 0.00 0.09 0.02 0.04 99.72 01:10:04 1 0.42 0.00 0.08 0.00 0.03 99.46 01:20:01 all 0.27 0.00 0.08 0.01 0.03 99.61 01:20:01 0 0.30 0.00 0.08 0.01 0.03 99.58 01:20:01 1 0.24 0.00 0.08 0.01 0.04 99.63 01:30:05 all 0.26 0.00 0.15 0.05 0.03 99.50 01:30:05 0 0.06 0.00 0.17 0.07 0.03 99.66 01:30:05 1 0.45 0.00 0.14 0.03 0.03 99.35 01:40:04 all 0.51 0.00 0.11 0.05 0.02 99.31 01:40:04 0 0.39 0.00 0.12 0.08 0.03 99.38 01:40:04 1 0.64 0.00 0.10 0.01 0.02 99.24 01:50:01 all 11.85 0.00 1.73 1.31 0.06 85.05 01:50:01 0 9.64 0.00 1.73 1.03 0.06 87.54 01:50:01 1 14.06 0.00 1.73 1.59 0.05 82.57 02:00:05 all 0.41 0.00 0.23 0.01 0.04 99.31 02:00:05 0 0.46 0.00 0.18 0.01 0.03 99.32 02:00:05 1 0.37 0.00 0.27 0.01 0.05 99.30 02:10:05 all 0.40 0.00 0.14 0.03 0.04 99.38 02:10:05 0 0.47 0.00 0.12 0.05 0.02 99.34 02:10:05 1 0.34 0.00 0.17 0.01 0.05 99.43 Average: all 1.79 0.00 0.34 0.19 0.04 97.65 Average: 0 1.46 0.00 0.33 0.16 0.03 98.01 Average: 1 2.11 0.00 0.35 0.21 0.04 97.29