---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9517 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 763 5167 4 2299 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:a5:a2:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78807sec preferred_lft 78807sec inet6 fe80::f816:3eff:fea5:a240/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9517) 04/29/26 _x86_64_ (2 CPU) 01:49:08 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:18 13.79 0.03 1.40 12.36 1.39 18.37 108452.03 02:10:01 1.51 0.27 1.24 0.01 31.95 73.09 0.14 02:20:07 1.05 0.01 1.04 0.00 1.06 14.15 0.05 02:30:07 1.16 0.00 1.14 0.02 0.00 15.95 871.07 02:40:01 1.07 0.03 1.05 0.00 2.17 14.75 0.04 02:50:21 3.34 1.31 1.97 0.06 95.05 240.17 3.53 03:00:21 20.07 1.66 16.21 2.20 128.33 2947.22 1115.85 03:10:01 1.03 0.00 1.01 0.02 0.00 19.78 0.40 03:20:21 0.98 0.00 0.96 0.02 0.00 17.07 0.13 03:30:23 1.42 0.00 1.39 0.04 0.00 141.83 395.61 03:40:00 1.18 0.01 1.14 0.03 0.21 65.19 1.19 03:50:26 1.04 0.00 1.02 0.02 0.00 20.13 0.26 Average: 3.99 0.28 2.46 1.25 21.82 298.69 9364.45 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:18 6281288 7543576 276624 3.40 30704 1437112 536172 5.84 452800 1190868 112 02:10:01 6226312 7515160 304528 3.74 31044 1462972 730116 7.95 467144 1208312 124 02:20:07 6234376 7524044 295708 3.64 31212 1463612 536332 5.84 462132 1208808 8 02:30:07 6244828 7535064 284620 3.50 31404 1463948 536400 5.84 462040 1209336 124 02:40:01 6239060 7530460 289180 3.56 31588 1464920 536568 5.84 462992 1209932 124 02:50:21 5961596 7406004 405272 4.98 43460 1598856 658392 7.17 614576 1342772 63392 03:00:21 5261000 7394584 376736 4.63 85080 2212360 647252 7.05 612420 1965620 164 03:10:01 5251464 7387160 384196 4.72 85248 2214308 649164 7.07 606156 1967736 540 03:20:21 5235344 7372260 399060 4.91 85444 2215368 668852 7.29 625436 1968960 188 03:30:23 5190128 7364232 406924 5.00 85636 2252212 660704 7.20 615964 2006028 8 03:40:00 5084844 7274036 496896 6.11 85800 2266960 741164 8.07 696664 2020800 328 03:50:26 5116332 7307688 463232 5.70 85940 2268940 707684 7.71 663124 2022932 228 Average: 5693881 7429522 365248 4.49 59380 1860131 634067 6.91 561787 1610175 5445 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:18 ens3 1.22 0.07 0.16 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.03 0.21 12.97 0.03 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.24 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.36 0.11 0.11 0.06 0.00 0.00 0.00 0.00 02:50:21 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 02:50:21 ens3 21.37 12.57 86.88 4.57 0.00 0.00 0.00 0.00 03:00:21 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 03:00:21 ens3 49.63 36.71 336.49 7.71 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 11.61 10.71 161.53 1.01 0.00 0.00 0.00 0.00 03:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:21 ens3 3.66 2.71 4.94 0.46 0.00 0.00 0.00 0.00 03:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:23 ens3 13.89 12.48 184.82 1.49 0.00 0.00 0.00 0.00 03:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:00 ens3 10.14 9.12 125.29 1.35 0.00 0.00 0.00 0.00 03:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:26 ens3 9.49 9.11 134.15 0.88 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 10.25 7.82 86.96 1.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9517) 04/29/26 _x86_64_ (2 CPU) 01:49:08 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:18 all 0.33 0.00 0.28 0.05 0.04 99.29 02:00:18 0 0.40 0.00 0.28 0.07 0.04 99.21 02:00:18 1 0.27 0.00 0.28 0.03 0.05 99.37 02:10:01 all 0.37 0.00 0.10 0.02 0.05 99.46 02:10:01 0 0.43 0.00 0.07 0.01 0.04 99.44 02:10:01 1 0.30 0.00 0.13 0.04 0.05 99.48 02:20:07 all 0.23 0.00 0.08 0.02 0.04 99.63 02:20:07 0 0.40 0.00 0.07 0.01 0.04 99.47 02:20:07 1 0.05 0.00 0.08 0.02 0.05 99.80 02:30:07 all 0.24 0.00 0.17 0.01 0.05 99.53 02:30:07 0 0.10 0.00 0.16 0.01 0.05 99.68 02:30:07 1 0.38 0.00 0.17 0.01 0.05 99.39 02:40:01 all 0.28 0.00 0.08 0.04 0.04 99.56 02:40:01 0 0.25 0.00 0.08 0.03 0.05 99.60 02:40:01 1 0.31 0.00 0.08 0.05 0.04 99.52 02:50:21 all 1.62 0.00 0.30 0.12 0.05 97.91 02:50:21 0 1.20 0.00 0.32 0.17 0.05 98.27 02:50:21 1 2.04 0.00 0.29 0.07 0.05 97.55 03:00:21 all 9.70 0.00 1.62 0.71 0.09 87.87 03:00:21 0 6.80 0.00 1.27 0.52 0.07 91.35 03:00:21 1 12.62 0.00 1.98 0.91 0.11 84.39 03:10:01 all 0.91 0.00 0.23 0.01 0.10 98.75 03:10:01 0 0.83 0.00 0.25 0.00 0.12 98.80 03:10:01 1 0.99 0.00 0.21 0.02 0.07 98.71 03:20:21 all 4.23 0.00 0.58 0.01 0.11 95.08 03:20:21 0 4.03 0.00 0.56 0.01 0.11 95.30 03:20:21 1 4.42 0.00 0.60 0.01 0.11 94.86 03:30:23 all 1.67 0.00 0.40 0.02 0.09 97.83 03:30:23 0 2.06 0.00 0.44 0.02 0.10 97.39 03:30:23 1 1.28 0.00 0.36 0.02 0.07 98.28 03:40:00 all 2.92 0.00 0.50 0.01 0.09 96.48 03:40:00 0 2.20 0.00 0.33 0.02 0.07 97.38 03:40:00 1 3.64 0.00 0.67 0.00 0.10 95.58 03:40:00 CPU %user %nice %system %iowait %steal %idle 03:50:26 all 0.82 0.00 0.22 0.01 0.09 98.86 03:50:26 0 0.80 0.00 0.25 0.01 0.10 98.84 03:50:26 1 0.85 0.00 0.18 0.01 0.09 98.88 Average: all 1.93 0.00 0.38 0.09 0.07 97.53 Average: 0 1.61 0.00 0.34 0.07 0.07 97.90 Average: 1 2.25 0.00 0.42 0.10 0.07 97.16