---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25272 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 776 5085 4 2372 7165 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:a3:ee:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78680sec preferred_lft 78680sec inet6 fe80::f816:3eff:fea3:ee68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25272) 06/06/26 _x86_64_ (2 CPU) 01:58:18 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.26 0.02 1.23 0.00 1.23 15.24 0.12 02:20:04 1.19 0.01 1.17 0.01 0.07 14.49 0.73 02:30:01 14.03 0.00 1.41 12.62 0.15 17.92 110575.42 02:40:04 1.21 0.00 1.19 0.02 0.00 14.89 1.19 02:50:04 1.20 0.00 1.18 0.02 0.00 14.97 1.20 03:00:01 1.93 0.26 1.63 0.04 32.16 77.04 876.06 03:10:04 26.55 2.99 21.30 2.26 226.63 3452.21 485.94 03:20:04 1.32 0.00 1.32 0.01 0.00 22.08 0.08 03:30:04 1.56 0.00 1.54 0.02 0.00 22.31 0.23 03:40:04 1.56 0.00 1.54 0.02 0.00 140.20 405.57 03:50:04 1.40 0.00 1.36 0.04 0.20 68.96 5.07 04:00:04 1.56 0.00 1.51 0.05 0.00 25.61 3.61 Average: 4.57 0.27 3.04 1.25 21.76 324.84 9315.03 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6291776 7538492 281892 3.47 30568 1421812 528500 5.76 451356 1183164 192 02:20:04 6291524 7538776 281572 3.46 30772 1422140 528488 5.76 451492 1183696 200 02:30:01 6287884 7535736 284612 3.50 30984 1422512 533668 5.81 450176 1184252 128 02:40:04 6285852 7534240 286060 3.52 31192 1422836 534104 5.82 450572 1184784 192 02:50:04 6285852 7534780 285512 3.51 31396 1423164 534168 5.82 450924 1185316 192 03:00:01 6237424 7513612 306200 3.77 31804 1449636 534232 5.82 460292 1202992 128 03:10:04 5189604 7392692 374424 4.60 86860 2276412 635904 6.93 597616 2039260 244 03:20:04 5156756 7361996 405124 4.98 87016 2278404 644732 7.02 597604 2041412 244 03:30:04 5153600 7360004 407080 5.01 87168 2279420 664276 7.24 617532 2042580 248 03:40:04 5124444 7367496 399340 4.91 87364 2315784 706580 7.70 609768 2079136 248 03:50:04 5053092 7312404 454304 5.59 87572 2331620 700340 7.63 653900 2095056 288 04:00:04 5048484 7309968 456732 5.62 87744 2333580 700328 7.63 653480 2097188 224 Average: 5700524 7441683 351904 4.33 59203 1864777 603777 6.58 537059 1626570 211 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 1.96 0.04 0.21 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.39 0.03 0.05 0.01 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 0.72 0.06 4.40 0.03 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.40 0.08 0.10 0.06 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.49 0.21 0.13 0.51 0.00 0.00 0.00 0.00 03:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.62 0.28 3.24 0.09 0.00 0.00 0.00 0.00 03:10:04 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:04 ens3 70.95 51.85 427.10 12.31 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 17.15 15.42 168.11 1.30 0.00 0.00 0.00 0.00 03:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:04 ens3 3.26 2.80 5.13 0.51 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 14.57 13.16 157.30 1.55 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 8.28 7.71 66.72 1.23 0.00 0.00 0.00 0.00 04:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:04 ens3 18.97 18.18 223.58 1.50 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 11.50 9.17 88.11 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25272) 06/06/26 _x86_64_ (2 CPU) 01:58:18 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.24 0.00 0.08 4.72 0.03 94.94 02:10:04 0 0.07 0.00 0.09 5.25 0.03 94.56 02:10:04 1 0.40 0.00 0.06 4.18 0.03 95.32 02:20:04 all 0.25 0.00 0.07 0.02 0.03 99.62 02:20:04 0 0.06 0.00 0.10 0.00 0.04 99.80 02:20:04 1 0.45 0.00 0.05 0.03 0.02 99.45 02:30:01 all 0.32 0.00 0.17 0.06 0.03 99.42 02:30:01 0 0.25 0.00 0.18 0.04 0.03 99.50 02:30:01 1 0.40 0.00 0.16 0.09 0.02 99.33 02:40:04 all 0.28 0.00 0.07 0.15 0.03 99.47 02:40:04 0 0.39 0.00 0.07 0.28 0.02 99.24 02:40:04 1 0.16 0.00 0.08 0.03 0.03 99.70 02:50:04 all 0.27 0.00 0.07 0.04 0.03 99.60 02:50:04 0 0.39 0.00 0.05 0.00 0.02 99.54 02:50:04 1 0.15 0.00 0.09 0.07 0.03 99.66 03:00:01 all 0.39 0.00 0.19 0.03 0.03 99.37 03:00:01 0 0.37 0.00 0.21 0.03 0.03 99.36 03:00:01 1 0.41 0.00 0.16 0.03 0.02 99.38 03:10:04 all 12.02 0.00 1.80 0.96 0.07 85.15 03:10:04 0 15.22 0.00 1.93 0.98 0.05 81.82 03:10:04 1 8.82 0.00 1.67 0.93 0.09 88.49 03:20:04 all 0.89 0.00 0.22 0.02 0.07 98.81 03:20:04 0 0.75 0.00 0.21 0.00 0.08 98.96 03:20:04 1 1.04 0.00 0.22 0.03 0.06 98.65 03:30:04 all 8.20 0.00 0.69 0.02 0.08 91.02 03:30:04 0 6.19 0.00 0.66 0.02 0.09 93.04 03:30:04 1 10.10 0.00 0.72 0.01 0.08 89.10 03:40:04 all 3.97 0.00 0.41 0.01 0.07 95.53 03:40:04 0 4.58 0.00 0.51 0.02 0.07 94.82 03:40:04 1 3.37 0.00 0.32 0.01 0.07 96.23 03:50:04 all 2.76 0.00 0.42 0.01 0.07 96.73 03:50:04 0 1.90 0.00 0.27 0.01 0.06 97.75 03:50:04 1 3.61 0.00 0.58 0.01 0.09 95.71 03:50:04 CPU %user %nice %system %iowait %steal %idle 04:00:04 all 0.95 0.00 0.34 0.01 0.08 98.62 04:00:04 0 0.87 0.00 0.23 0.01 0.06 98.83 04:00:04 1 1.03 0.00 0.45 0.01 0.09 98.42 Average: all 2.54 0.00 0.38 0.51 0.05 96.53 Average: 0 2.57 0.00 0.37 0.56 0.05 96.44 Average: 1 2.51 0.00 0.38 0.45 0.05 96.61