---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27954 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: 5599.94 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 796 5064 4 2373 7145 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:db:ba:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77183sec preferred_lft 77183sec inet6 fe80::f816:3eff:fedb:bab6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27954) 06/17/26 _x86_64_ (2 CPU) 01:58:43 LINUX RESTART (2 CPU) 02:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:21 1.24 0.02 1.22 0.00 1.24 15.23 0.12 02:20:21 1.67 0.26 1.39 0.02 31.04 73.31 1.01 02:30:21 1.53 0.01 1.50 0.03 1.05 18.59 436.83 02:40:21 1.21 0.00 1.21 0.00 0.00 14.68 0.00 02:50:12 1.24 0.00 1.24 0.00 0.00 15.14 0.00 03:00:13 1.92 0.40 1.50 0.01 15.80 49.93 434.85 03:10:21 22.72 2.57 17.88 2.27 209.14 3372.31 696.23 03:20:21 1.48 0.00 1.46 0.02 0.00 23.48 0.16 03:30:12 15.24 0.00 1.51 13.73 0.15 22.57 108079.81 03:40:21 1.59 0.00 1.53 0.06 0.00 130.63 5.66 03:50:21 1.33 0.00 1.29 0.03 0.00 17.71 5.85 04:00:12 1.55 0.00 1.50 0.05 0.00 23.84 406.72 04:10:12 1.43 0.00 1.40 0.02 0.20 40.01 4.00 04:20:21 1.48 0.00 1.44 0.03 0.00 54.87 4.17 04:30:21 1.50 0.00 1.46 0.05 0.00 23.35 3.97 Average: 3.81 0.22 2.52 1.08 17.42 262.67 7234.04 02:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:21 6278540 7525112 295040 3.63 30524 1421912 528796 5.76 447808 1183144 172 02:20:21 6224916 7498380 321316 3.95 30904 1448064 725072 7.90 462268 1200912 172 02:30:21 6235080 7509456 310240 3.81 31136 1448712 528836 5.76 456960 1201476 144 02:40:21 6242668 7517548 302184 3.72 31312 1449032 529088 5.76 457404 1201976 128 02:50:12 6249976 7525364 294352 3.62 31480 1449360 529080 5.76 457500 1202472 164 03:00:13 6231260 7521804 297392 3.66 31804 1464112 545716 5.94 482868 1215960 216 03:10:21 5168020 7365032 401812 4.94 86900 2270484 664904 7.24 613400 2033264 272 03:20:21 5136240 7335356 431484 5.31 87032 2272464 673708 7.34 614028 2035376 500 03:30:12 5145060 7345500 421272 5.18 87176 2273656 693316 7.55 634408 2036556 220 03:40:21 5096576 7331820 434916 5.35 87404 2308164 715916 7.80 656912 2071292 188 03:50:21 5095316 7331380 435404 5.35 87604 2308780 715916 7.80 657308 2072100 136 04:00:12 5055568 7292976 473792 5.83 87780 2309924 722876 7.87 659576 2073428 304 04:10:12 5088512 7333336 433368 5.33 87992 2317048 697128 7.59 634028 2080628 232 04:20:21 4969028 7225884 540668 6.65 88212 2328688 738996 8.05 675592 2092496 164 04:30:21 5026752 7285484 480996 5.91 88372 2330372 738848 8.05 675004 2094340 196 Average: 5549567 7396295 391616 4.82 65042 1960051 649880 7.08 572338 1719695 214 02:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 1.44 0.05 0.17 0.02 0.00 0.00 0.00 0.00 02:20:21 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:21 ens3 0.70 0.27 3.17 0.03 0.00 0.00 0.00 0.00 02:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:21 ens3 0.27 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 0.37 0.07 0.11 0.05 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 0.26 0.06 0.08 0.03 0.00 0.00 0.00 0.00 03:00:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:13 ens3 12.39 5.98 20.28 3.15 0.00 0.00 0.00 0.00 03:10:21 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:10:21 ens3 69.01 52.62 401.94 9.94 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 15.68 14.75 167.98 1.26 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 3.35 2.89 5.19 0.52 0.00 0.00 0.00 0.00 03:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:21 ens3 5.06 3.62 36.48 0.37 0.00 0.00 0.00 0.00 03:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:21 ens3 2.61 1.71 0.33 0.22 0.00 0.00 0.00 0.00 04:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:12 ens3 6.50 5.74 37.45 0.83 0.00 0.00 0.00 0.00 04:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:12 ens3 11.79 11.39 115.19 1.16 0.00 0.00 0.00 0.00 04:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:21 ens3 19.62 18.97 227.43 1.82 0.00 0.00 0.00 0.00 04:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:21 ens3 8.04 7.91 56.63 0.80 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 10.55 8.46 72.05 1.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27954) 06/17/26 _x86_64_ (2 CPU) 01:58:43 LINUX RESTART (2 CPU) 02:00:21 CPU %user %nice %system %iowait %steal %idle 02:10:21 all 0.26 0.00 0.09 0.01 0.02 99.63 02:10:21 0 0.12 0.00 0.08 0.02 0.02 99.76 02:10:21 1 0.40 0.00 0.09 0.01 0.02 99.49 02:20:21 all 0.39 0.00 0.12 0.48 0.02 99.00 02:20:21 0 0.48 0.00 0.08 0.91 0.02 98.52 02:20:21 1 0.30 0.00 0.17 0.05 0.02 99.47 02:30:21 all 0.30 0.00 0.18 0.01 0.02 99.50 02:30:21 0 0.50 0.00 0.16 0.02 0.01 99.30 02:30:21 1 0.09 0.00 0.20 0.00 0.02 99.69 02:40:21 all 0.28 0.00 0.07 0.01 0.02 99.63 02:40:21 0 0.50 0.00 0.05 0.01 0.01 99.43 02:40:21 1 0.06 0.00 0.09 0.01 0.02 99.83 02:50:12 all 0.26 0.00 0.08 0.03 0.02 99.61 02:50:12 0 0.47 0.00 0.06 0.02 0.01 99.44 02:50:12 1 0.05 0.00 0.09 0.05 0.02 99.78 03:00:13 all 0.55 0.00 0.19 0.03 0.02 99.22 03:00:13 0 0.76 0.00 0.14 0.01 0.01 99.07 03:00:13 1 0.33 0.00 0.23 0.05 0.02 99.37 03:10:21 all 12.25 0.00 1.84 0.54 0.05 85.31 03:10:21 0 14.26 0.00 1.95 0.40 0.05 83.34 03:10:21 1 10.24 0.00 1.74 0.68 0.06 87.28 03:20:21 all 1.00 0.00 0.26 0.02 0.04 98.69 03:20:21 0 0.87 0.00 0.20 0.01 0.03 98.89 03:20:21 1 1.12 0.00 0.31 0.03 0.05 98.49 03:30:12 all 6.37 0.00 1.01 0.04 0.08 92.50 03:30:12 0 5.39 0.00 0.88 0.01 0.08 93.65 03:30:12 1 7.37 0.00 1.13 0.06 0.09 91.34 03:40:21 all 0.90 0.00 0.20 0.02 0.05 98.83 03:40:21 0 1.08 0.00 0.20 0.03 0.03 98.66 03:40:21 1 0.72 0.00 0.21 0.01 0.06 99.00 03:50:21 all 0.59 0.00 0.16 0.01 0.05 99.20 03:50:21 0 0.64 0.00 0.19 0.01 0.07 99.10 03:50:21 1 0.53 0.00 0.13 0.01 0.04 99.29 03:50:21 CPU %user %nice %system %iowait %steal %idle 04:00:12 all 0.88 0.00 0.28 0.01 0.06 98.78 04:00:12 0 0.93 0.00 0.33 0.01 0.06 98.67 04:00:12 1 0.83 0.00 0.23 0.01 0.05 98.89 04:10:12 all 1.93 0.00 0.28 0.01 0.05 97.73 04:10:12 0 1.62 0.00 0.22 0.01 0.04 98.12 04:10:12 1 2.23 0.00 0.35 0.01 0.07 97.34 04:20:21 all 2.13 0.00 0.44 0.01 0.06 97.36 04:20:21 0 1.26 0.00 0.39 0.01 0.06 98.27 04:20:21 1 3.00 0.00 0.49 0.01 0.05 96.45 04:30:21 all 0.81 0.00 0.28 0.01 0.05 98.86 04:30:21 0 0.95 0.00 0.28 0.01 0.05 98.71 04:30:21 1 0.66 0.00 0.28 0.01 0.05 99.00 Average: all 1.92 0.00 0.36 0.08 0.04 97.60 Average: 0 1.99 0.00 0.35 0.10 0.04 97.53 Average: 1 1.85 0.00 0.38 0.07 0.04 97.66