---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27911 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 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 763 5126 4 2345 7178 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:13:db:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78619sec preferred_lft 78619sec inet6 fe80::f816:3eff:fe13:dbe5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27911) 06/17/26 _x86_64_ (2 CPU) 00:42:09 LINUX RESTART (2 CPU) 00:50:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.35 0.01 1.33 0.02 0.06 16.80 465.76 01:10:46 1.15 0.00 1.13 0.02 0.00 14.15 1.12 01:20:46 1.24 0.00 1.22 0.02 0.01 15.04 1.32 01:30:01 1.45 0.00 1.42 0.03 0.00 17.68 472.31 01:40:36 1.73 0.24 1.46 0.03 30.27 71.02 1.35 01:50:43 16.36 1.34 2.55 12.47 97.28 248.34 107884.52 02:00:01 22.50 1.76 18.33 2.40 138.66 3459.81 797.31 02:10:06 1.38 0.00 1.36 0.01 0.00 23.54 0.13 02:20:36 1.35 0.00 1.35 0.00 0.00 19.68 0.03 02:30:01 1.60 0.00 1.58 0.02 0.00 148.15 413.64 02:40:46 1.26 0.00 1.26 0.01 0.00 29.66 0.14 02:50:06 1.28 0.00 1.27 0.01 0.00 21.54 0.14 Average: 4.29 0.27 2.76 1.26 21.72 321.70 9303.49 00:50:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6274432 7521104 299320 3.68 30660 1421896 529612 5.77 446164 1183584 240 01:10:46 6273760 7521008 299340 3.68 30868 1422260 529796 5.77 446376 1184156 168 01:20:46 6273760 7521536 298800 3.67 31076 1422584 529860 5.77 446532 1184676 148 01:30:01 6278616 7526868 293408 3.61 31264 1422884 530532 5.78 447432 1185136 240 01:40:36 6237540 7513196 306668 3.77 31644 1449504 530608 5.78 456868 1202972 132 01:50:43 5987952 7410548 401016 4.93 43516 1577532 646560 7.04 598220 1330012 58680 02:00:01 5172624 7369904 397104 4.88 87024 2270668 632068 6.88 593696 2034068 452 02:10:06 5158812 7357976 408996 5.03 87204 2272392 640624 6.98 593784 2035964 248 02:20:36 5175412 7376032 390984 4.81 87348 2273696 659320 7.18 612652 2037420 128 02:30:01 5110796 7348100 418784 5.15 87476 2310172 663168 7.22 616196 2073896 276 02:40:46 5070588 7312720 454132 5.58 87612 2314812 683584 7.45 636376 2078664 172 02:50:06 5067156 7311324 455540 5.60 87748 2316676 718156 7.82 670224 2080672 464 Average: 5673454 7424193 368674 4.53 60287 1872923 607824 6.62 547043 1634268 5112 00:50:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.18 0.15 0.26 0.14 0.00 0.00 0.00 0.00 01:10:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:46 ens3 0.46 0.05 1.25 0.03 0.00 0.00 0.00 0.00 01:20:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:46 ens3 0.49 0.10 0.11 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 0.42 0.16 0.08 0.75 0.00 0.00 0.00 0.00 01:40:36 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:36 ens3 1.00 0.46 3.07 0.08 0.00 0.00 0.00 0.00 01:50:43 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:50:43 ens3 19.27 12.10 83.88 4.29 0.00 0.00 0.00 0.00 02:00:01 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 61.76 49.55 367.70 8.86 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 13.80 12.30 138.87 1.08 0.00 0.00 0.00 0.00 02:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:36 ens3 5.33 4.95 31.53 0.61 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 15.15 14.34 166.88 1.61 0.00 0.00 0.00 0.00 02:40:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:46 ens3 23.07 21.94 235.59 2.04 0.00 0.00 0.00 0.00 02:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 8.89 8.54 60.81 0.90 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.33 10.21 89.75 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27911) 06/17/26 _x86_64_ (2 CPU) 00:42:09 LINUX RESTART (2 CPU) 00:50:39 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.30 0.00 0.16 0.01 0.04 99.49 01:00:01 0 0.26 0.00 0.16 0.01 0.04 99.53 01:00:01 1 0.34 0.00 0.17 0.01 0.04 99.45 01:10:46 all 0.25 0.00 0.07 0.01 0.04 99.63 01:10:46 0 0.05 0.00 0.08 0.02 0.04 99.82 01:10:46 1 0.46 0.00 0.06 0.00 0.03 99.45 01:20:46 all 0.23 0.00 0.07 0.01 0.04 99.65 01:20:46 0 0.08 0.00 0.09 0.01 0.05 99.78 01:20:46 1 0.38 0.00 0.06 0.01 0.03 99.51 01:30:01 all 0.15 0.00 0.15 0.01 0.04 99.65 01:30:01 0 0.22 0.00 0.15 0.02 0.03 99.58 01:30:01 1 0.07 0.00 0.16 0.00 0.04 99.73 01:40:36 all 0.32 0.00 0.09 0.02 0.04 99.54 01:40:36 0 0.43 0.00 0.06 0.02 0.03 99.47 01:40:36 1 0.21 0.00 0.12 0.02 0.04 99.61 01:50:43 all 1.68 0.00 0.30 0.11 0.04 97.88 01:50:43 0 1.95 0.00 0.29 0.06 0.02 97.68 01:50:43 1 1.40 0.00 0.32 0.15 0.05 98.07 02:00:01 all 11.56 0.00 1.78 0.50 0.06 86.10 02:00:01 0 8.49 0.00 1.53 0.66 0.06 89.26 02:00:01 1 14.63 0.00 2.03 0.34 0.07 82.94 02:10:06 all 0.89 0.00 0.23 0.25 0.21 98.42 02:10:06 0 0.79 0.00 0.20 0.45 0.13 98.43 02:10:06 1 1.00 0.00 0.25 0.05 0.28 98.42 02:20:36 all 6.26 0.00 0.86 0.01 0.19 92.69 02:20:36 0 6.76 0.00 0.93 0.00 0.22 92.09 02:20:36 1 5.75 0.00 0.79 0.01 0.15 93.30 02:30:01 all 2.46 0.00 0.46 0.01 0.04 97.03 02:30:01 0 3.01 0.00 0.50 0.01 0.05 96.43 02:30:01 1 1.90 0.00 0.42 0.01 0.04 97.63 02:40:46 all 1.63 0.00 0.34 0.02 0.06 97.95 02:40:46 0 1.14 0.00 0.21 0.02 0.05 98.59 02:40:46 1 2.13 0.00 0.46 0.03 0.07 97.31 02:40:46 CPU %user %nice %system %iowait %steal %idle 02:50:06 all 1.05 0.00 0.20 0.01 0.05 98.69 02:50:06 0 1.45 0.00 0.22 0.01 0.05 98.27 02:50:06 1 0.65 0.00 0.18 0.01 0.05 99.10 Average: all 2.18 0.00 0.38 0.08 0.07 97.29 Average: 0 2.01 0.00 0.36 0.10 0.06 97.46 Average: 1 2.35 0.00 0.41 0.05 0.08 97.11