---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-465 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 754 5126 4 2354 7187 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:c4:2d:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79159sec preferred_lft 79159sec inet6 fe80::f816:3eff:fec4:2d3e/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-465) 07/30/26 _x86_64_ (2 CPU) 00:39:23 LINUX RESTART (2 CPU) 00:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.64 0.03 1.58 0.02 1.45 27.20 222.22 01:00:12 1.37 0.01 1.35 0.02 0.05 16.27 428.94 01:10:06 14.46 0.26 1.50 12.70 32.50 76.11 110227.61 01:20:01 1.22 0.00 1.21 0.00 0.01 14.85 0.17 01:30:12 1.38 0.00 1.37 0.01 0.00 16.70 427.69 01:40:00 13.15 1.53 10.68 0.93 113.93 1618.66 208.36 01:50:01 14.02 1.36 11.25 1.40 114.08 1898.52 286.98 02:00:15 1.50 0.00 1.48 0.02 0.00 24.05 0.98 02:10:16 1.36 0.00 1.36 0.00 0.00 129.66 0.00 02:20:01 1.49 0.02 1.46 0.01 0.62 30.49 399.86 02:30:17 1.57 0.00 1.55 0.02 0.00 31.27 0.95 Average: 4.80 0.29 3.15 1.36 23.64 350.14 10091.08 00:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6277856 7524412 295904 3.64 30544 1421652 529412 5.77 450716 1183352 124 01:00:12 6286844 7533944 286404 3.52 30740 1421992 529412 5.77 450788 1183888 176 01:10:06 6251484 7526184 293732 3.61 31108 1448876 730032 7.95 463192 1202116 180 01:20:01 6255236 7530520 289428 3.56 31284 1449276 529572 5.77 458148 1202612 132 01:30:12 6251472 7527400 292464 3.60 31452 1449732 529876 5.77 458484 1203120 132 01:40:00 5471672 7407392 372520 4.58 71568 2035288 609260 6.64 567864 1812388 226092 01:50:01 5094952 7302512 463820 5.70 87344 2279752 675508 7.36 639388 2043460 196 02:00:15 5169968 7379652 386672 4.75 87492 2281724 634416 6.91 589308 2045580 124 02:10:16 5114024 7358772 407452 5.01 87636 2316580 671584 7.31 625904 2080564 564 02:20:01 5116616 7364888 401240 4.93 87780 2319896 642060 6.99 597460 2083920 276 02:30:17 5081820 7334928 431088 5.30 87936 2324516 676176 7.36 631016 2088568 616 Average: 5670177 7435509 356429 4.38 60444 1886299 614301 6.69 539297 1648143 20783 00:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.52 0.10 0.43 0.06 0.00 0.00 0.00 0.00 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 0.40 0.04 0.05 0.01 0.00 0.00 0.00 0.00 01:10:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.99 0.47 3.33 0.07 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 0.44 0.13 0.14 0.08 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.54 0.20 0.16 0.59 0.00 0.00 0.00 0.00 01:40:00 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:40:00 ens3 43.94 25.90 283.25 6.18 0.00 0.00 0.00 0.00 01:50:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 01:50:01 ens3 43.61 33.65 179.59 6.82 0.00 0.00 0.00 0.00 02:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:15 ens3 13.36 12.51 136.93 1.11 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 5.37 4.55 41.61 0.60 0.00 0.00 0.00 0.00 02:20:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 14.74 14.06 152.73 1.58 0.00 0.00 0.00 0.00 02:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 22.91 22.03 219.47 2.34 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 13.49 10.33 92.43 1.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-465) 07/30/26 _x86_64_ (2 CPU) 00:39:23 LINUX RESTART (2 CPU) 00:40:11 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.32 0.00 0.16 0.01 0.03 99.48 00:50:01 0 0.35 0.00 0.13 0.01 0.03 99.48 00:50:01 1 0.30 0.00 0.19 0.02 0.03 99.47 01:00:12 all 0.28 0.00 0.16 0.01 0.03 99.53 01:00:12 0 0.24 0.00 0.16 0.00 0.03 99.57 01:00:12 1 0.31 0.00 0.16 0.02 0.03 99.48 01:10:06 all 0.39 0.00 0.11 0.05 0.03 99.41 01:10:06 0 0.31 0.00 0.13 0.02 0.04 99.50 01:10:06 1 0.47 0.00 0.09 0.08 0.03 99.32 01:20:01 all 0.25 0.00 0.07 0.01 0.03 99.64 01:20:01 0 0.42 0.00 0.05 0.00 0.02 99.50 01:20:01 1 0.07 0.00 0.09 0.02 0.04 99.79 01:30:12 all 0.27 0.00 0.15 0.01 0.03 99.54 01:30:12 0 0.21 0.00 0.15 0.02 0.03 99.58 01:30:12 1 0.33 0.00 0.14 0.00 0.02 99.50 01:40:00 all 6.20 0.00 0.85 0.35 0.04 92.56 01:40:00 0 8.85 0.00 1.07 0.52 0.03 89.54 01:40:00 1 3.56 0.00 0.64 0.19 0.04 95.58 01:50:01 all 6.53 0.00 1.05 0.26 0.06 92.10 01:50:01 0 5.15 0.00 0.90 0.35 0.05 93.54 01:50:01 1 7.91 0.00 1.20 0.17 0.06 90.66 02:00:15 all 0.86 0.00 0.30 0.01 0.06 98.77 02:00:15 0 0.70 0.00 0.25 0.01 0.04 98.99 02:00:15 1 1.02 0.00 0.35 0.01 0.08 98.54 02:10:16 all 6.75 0.00 0.68 0.01 0.08 92.49 02:10:16 0 8.68 0.00 0.85 0.01 0.08 90.38 02:10:16 1 4.85 0.00 0.51 0.01 0.07 94.55 02:20:01 all 1.36 0.00 0.25 0.01 0.06 98.31 02:20:01 0 1.52 0.00 0.21 0.02 0.05 98.20 02:20:01 1 1.19 0.00 0.29 0.01 0.08 98.43 02:30:17 all 1.80 0.00 0.41 0.03 0.06 97.70 02:30:17 0 1.99 0.00 0.43 0.03 0.05 97.50 02:30:17 1 1.61 0.00 0.39 0.03 0.07 97.89 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.25 0.00 0.38 0.07 0.05 97.25 Average: 0 2.54 0.00 0.39 0.09 0.04 96.93 Average: 1 1.96 0.00 0.37 0.05 0.05 97.58