---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-36760 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 800 5092 4 2351 7141 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:bf:89:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80728sec preferred_lft 80728sec inet6 fe80::f816:3eff:febf:892e/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-36760) 07/18/26 _x86_64_ (2 CPU) 00:39:04 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 1.52 0.02 1.49 0.01 1.22 25.50 0.37 01:00:01 1.49 0.01 1.48 0.01 0.05 17.34 442.02 01:10:09 1.88 0.25 1.62 0.01 31.61 75.41 0.22 01:20:09 1.37 0.00 1.35 0.02 0.01 16.03 1.20 01:30:09 14.08 0.00 1.50 12.57 0.15 17.91 109127.50 01:40:09 1.40 0.00 1.39 0.02 0.00 16.15 1.20 01:50:06 1.79 0.42 1.37 0.00 16.11 47.35 0.24 02:00:09 26.85 2.44 22.05 2.36 208.71 3533.31 1282.35 02:10:09 15.56 13.54 1.96 0.06 150.68 48.61 6.24 Average: 7.33 1.85 3.81 1.67 45.49 423.47 12299.80 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 6295104 7541336 279532 3.44 30500 1421656 528692 5.76 437780 1183116 160 01:00:01 6286356 7533116 287672 3.54 30688 1421952 528832 5.76 437972 1183600 124 01:10:09 6243208 7517604 302724 3.72 31036 1448860 528824 5.76 447336 1201780 156 01:20:09 6250292 7525260 295052 3.63 31268 1449188 530716 5.78 449136 1202340 160 01:30:09 6256212 7531880 288316 3.55 31468 1449692 529176 5.76 448148 1202860 208 01:40:09 6256212 7532416 287768 3.54 31676 1450016 529176 5.76 448364 1203388 160 01:50:06 6224808 7516192 303676 3.73 31988 1464768 545984 5.95 485836 1216964 344 02:00:09 5126076 7344376 422024 5.19 87492 2290396 671276 7.31 626460 2054056 200 02:10:09 5025508 7301496 456080 5.61 90880 2336584 692624 7.54 641140 2103024 408 Average: 5995975 7482631 324760 3.99 44111 1637012 565033 6.15 491352 1394570 213 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 2.91 0.14 0.50 0.08 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 0.51 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.63 0.24 3.21 0.05 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.60 0.15 0.19 0.11 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.41 0.19 0.09 0.65 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.40 0.10 0.11 0.06 0.00 0.00 0.00 0.00 01:50:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 11.29 5.45 20.23 2.82 0.00 0.00 0.00 0.00 02:00:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:09 ens3 55.12 39.59 315.40 8.29 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 13.60 11.97 107.31 1.08 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 9.51 6.44 49.78 1.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-36760) 07/18/26 _x86_64_ (2 CPU) 00:39:04 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 0.32 0.00 0.09 0.02 0.03 99.54 00:50:09 0 0.48 0.00 0.07 0.02 0.02 99.40 00:50:09 1 0.17 0.00 0.10 0.02 0.03 99.68 01:00:01 all 0.27 0.00 0.17 0.03 0.03 99.50 01:00:01 0 0.39 0.00 0.17 0.04 0.02 99.38 01:00:01 1 0.15 0.00 0.17 0.03 0.04 99.62 01:10:09 all 0.39 0.00 0.09 0.07 0.03 99.42 01:10:09 0 0.35 0.00 0.09 0.04 0.02 99.50 01:10:09 1 0.43 0.00 0.10 0.10 0.03 99.34 01:20:09 all 0.24 0.00 0.07 0.03 0.03 99.62 01:20:09 0 0.20 0.00 0.09 0.01 0.03 99.68 01:20:09 1 0.29 0.00 0.06 0.05 0.03 99.57 01:30:09 all 0.27 0.00 0.17 0.08 0.03 99.45 01:30:09 0 0.26 0.00 0.18 0.04 0.03 99.50 01:30:09 1 0.28 0.00 0.16 0.12 0.03 99.41 01:40:09 all 0.23 0.00 0.07 0.04 0.03 99.63 01:40:09 0 0.31 0.00 0.06 0.06 0.02 99.55 01:40:09 1 0.15 0.00 0.09 0.02 0.03 99.71 01:50:06 all 0.53 0.00 0.08 0.04 0.03 99.32 01:50:06 0 0.65 0.00 0.07 0.04 0.02 99.23 01:50:06 1 0.41 0.00 0.10 0.05 0.04 99.41 02:00:09 all 12.07 0.00 1.84 3.00 0.07 83.02 02:00:09 0 12.45 0.00 1.80 3.91 0.08 81.77 02:00:09 1 11.69 0.00 1.89 2.08 0.07 84.26 02:10:09 all 0.84 0.18 0.27 3.93 0.06 94.71 02:10:09 0 0.87 0.00 0.20 6.24 0.05 92.63 02:10:09 1 0.81 0.36 0.35 1.63 0.07 96.78 Average: all 1.69 0.02 0.32 0.80 0.04 97.13 Average: 0 1.78 0.00 0.30 1.15 0.03 96.74 Average: 1 1.60 0.04 0.34 0.45 0.04 97.53