---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26561 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 789 5094 4 2350 7152 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:7a:e8:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78729sec preferred_lft 78729sec inet6 fe80::f816:3eff:fe7a:e870/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26561) 06/11/26 _x86_64_ (2 CPU) 00:42:06 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 2.18 0.26 1.88 0.03 32.19 78.03 438.16 01:10:43 1.47 0.02 1.44 0.00 2.01 16.86 0.04 01:20:43 1.39 0.00 1.39 0.00 0.01 15.75 0.00 01:30:01 1.61 0.00 1.60 0.01 0.00 18.79 702.16 01:40:43 1.53 0.00 1.52 0.01 0.00 18.11 203.72 01:50:13 1.88 0.42 1.46 0.00 16.67 49.91 0.00 02:00:01 23.19 2.65 18.19 2.36 214.72 3529.11 1343.27 02:10:23 1.34 0.00 1.33 0.01 0.00 22.64 0.14 02:20:43 14.49 0.00 1.41 13.07 0.14 19.85 103042.69 02:30:01 1.61 0.00 1.57 0.04 0.00 151.16 419.09 02:40:43 1.34 0.00 1.32 0.03 0.00 29.92 0.47 Average: 4.71 0.30 2.97 1.44 23.55 349.77 9893.87 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6255768 7529296 290204 3.57 30884 1448148 528208 5.75 454684 1200664 120 01:10:43 6250896 7525624 293936 3.61 31068 1449152 528380 5.76 455528 1201292 148 01:20:43 6248856 7524056 295524 3.63 31216 1449476 529224 5.76 456788 1201764 124 01:30:01 6253048 7528728 290856 3.58 31380 1449776 529232 5.76 456912 1202228 240 01:40:43 6247504 7523876 295672 3.64 31584 1450256 529856 5.77 458140 1202784 124 01:50:13 6222600 7514032 305172 3.75 31888 1464936 546980 5.96 488612 1216244 308 02:00:01 5144984 7351304 415292 5.11 86892 2279692 657536 7.16 624080 2042400 160 02:10:23 5123240 7331748 434720 5.35 87052 2281716 721224 7.86 629120 2044588 248 02:20:43 5079452 7322928 443596 5.45 87200 2316484 707400 7.70 665800 2079472 33892 02:30:01 5088064 7335476 430972 5.30 87376 2320204 673544 7.34 631212 2083244 816 02:40:43 5037420 7289056 477380 5.87 87568 2324172 708564 7.72 666612 2087408 228 Average: 5722894 7434193 361211 4.44 56737 1839456 605468 6.59 544317 1596553 3310 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.30 0.49 3.23 0.06 0.00 0.00 0.00 0.00 01:10:43 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:10:43 ens3 0.39 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:20:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:43 ens3 0.49 0.11 0.13 0.06 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 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:43 ens3 0.50 0.20 0.12 0.54 0.00 0.00 0.00 0.00 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 12.75 5.19 21.21 2.79 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 66.13 52.43 419.93 10.02 0.00 0.00 0.00 0.00 02:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:23 ens3 11.92 10.47 161.80 0.98 0.00 0.00 0.00 0.00 02:20:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:43 ens3 5.37 4.69 40.27 0.60 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 12.86 12.57 159.95 1.52 0.00 0.00 0.00 0.00 02:40:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:43 ens3 15.63 15.13 209.89 1.77 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.43 9.11 91.99 1.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26561) 06/11/26 _x86_64_ (2 CPU) 00:42:06 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.42 0.00 0.19 0.02 0.03 99.35 01:00:01 0 0.54 0.00 0.16 0.02 0.02 99.26 01:00:01 1 0.29 0.00 0.22 0.03 0.03 99.44 01:10:43 all 0.27 0.00 0.07 0.01 0.03 99.62 01:10:43 0 0.10 0.00 0.09 0.02 0.03 99.76 01:10:43 1 0.44 0.00 0.06 0.00 0.02 99.47 01:20:43 all 0.30 0.00 0.07 0.01 0.03 99.59 01:20:43 0 0.17 0.00 0.08 0.01 0.03 99.70 01:20:43 1 0.42 0.00 0.06 0.00 0.03 99.49 01:30:01 all 0.29 0.00 0.17 0.01 0.03 99.49 01:30:01 0 0.52 0.00 0.18 0.01 0.03 99.26 01:30:01 1 0.07 0.00 0.17 0.01 0.03 99.72 01:40:43 all 0.26 0.00 0.08 0.03 0.03 99.61 01:40:43 0 0.09 0.00 0.08 0.00 0.03 99.79 01:40:43 1 0.42 0.00 0.08 0.06 0.03 99.42 01:50:13 all 0.57 0.00 0.08 0.01 0.03 99.31 01:50:13 0 0.29 0.00 0.11 0.02 0.04 99.54 01:50:13 1 0.84 0.00 0.05 0.00 0.02 99.08 02:00:01 all 12.10 0.00 1.85 0.53 0.07 85.44 02:00:01 0 10.67 0.00 1.77 0.51 0.08 86.98 02:00:01 1 13.54 0.00 1.94 0.56 0.06 83.90 02:10:23 all 0.86 0.00 0.21 0.01 0.06 98.86 02:10:23 0 1.02 0.00 0.26 0.01 0.07 98.64 02:10:23 1 0.71 0.00 0.17 0.01 0.05 99.07 02:20:43 all 6.51 0.00 0.76 0.03 0.06 92.64 02:20:43 0 8.28 0.00 0.97 0.05 0.07 90.63 02:20:43 1 4.79 0.00 0.55 0.00 0.06 94.60 02:30:01 all 1.65 0.00 0.33 0.01 0.05 97.95 02:30:01 0 1.35 0.00 0.35 0.02 0.06 98.23 02:30:01 1 1.95 0.00 0.31 0.01 0.04 97.68 02:40:43 all 1.59 0.00 0.34 0.01 0.05 98.02 02:40:43 0 2.00 0.00 0.35 0.00 0.05 97.59 02:40:43 1 1.19 0.00 0.32 0.01 0.05 98.44 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.23 0.00 0.37 0.06 0.04 97.30 Average: 0 2.24 0.00 0.40 0.06 0.05 97.25 Average: 1 2.21 0.00 0.35 0.06 0.04 97.34