---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16154 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 8.3G 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 746 4895 4 2593 7195 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:78:a7:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78967sec preferred_lft 78967sec inet6 fe80::f816:3eff:fe78:a763/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16154) 05/18/26 _x86_64_ (2 CPU) 01:58:00 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.42 0.02 1.39 0.00 1.24 16.49 0.12 02:20:15 1.42 0.01 1.41 0.00 0.07 16.66 0.12 02:30:01 1.52 0.00 1.51 0.01 0.00 17.42 446.06 02:40:02 1.32 0.00 1.32 0.00 0.00 15.22 0.00 02:50:15 1.95 0.25 1.69 0.01 31.33 74.04 0.23 03:00:01 1.94 0.41 1.52 0.01 16.21 50.73 669.11 03:10:01 21.54 2.62 16.66 2.26 212.19 3144.94 563.26 03:20:15 1.22 0.00 1.20 0.02 0.00 15.27 1.17 03:30:01 15.33 0.00 1.56 13.77 0.15 129.72 109265.12 03:40:01 1.43 0.00 1.40 0.03 0.00 435.59 3.47 03:50:15 1.30 0.00 1.28 0.03 0.00 109.85 2.35 04:00:01 1.84 0.00 1.79 0.05 0.35 23.77 1.81 Average: 4.32 0.28 2.73 1.32 21.82 337.49 9034.68 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6296020 7546828 273324 3.36 30604 1425840 519992 5.66 443132 1187244 124 02:20:15 6294272 7545652 274476 3.38 30812 1426196 519992 5.66 443196 1187800 180 02:30:01 6294396 7546244 273872 3.37 30968 1426492 520140 5.67 443276 1188260 124 02:40:02 6298024 7550372 269740 3.32 31136 1426820 520140 5.67 443328 1188756 240 02:50:15 6243052 7522444 297256 3.66 31496 1453148 520140 5.67 452744 1206368 160 03:00:01 6210580 7506876 312444 3.84 31820 1469484 565764 6.16 499080 1221360 1908 03:10:01 5072876 7195700 575560 7.08 85092 2201628 807716 8.80 774884 1962760 260 03:20:15 5104960 7228372 542884 6.68 85220 2202088 770348 8.39 736652 1963348 212 03:30:01 5046540 7202984 568180 6.99 85376 2234944 837092 9.12 787496 1996332 168 03:40:01 4831356 7116176 652932 8.03 85580 2361364 932064 10.15 881772 2122956 240 03:50:15 4787644 7102496 666104 8.19 85740 2390832 927996 10.11 878752 2152448 148 04:00:01 4570084 6885852 882656 10.85 85940 2391524 1094468 11.92 1052848 2153244 240 Average: 5587484 7329166 465786 5.73 58315 1867530 711321 7.75 653097 1627573 334 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.91 0.05 0.08 0.02 0.00 0.00 0.00 0.00 02:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:15 ens3 0.38 0.04 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 0.26 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.33 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:15 ens3 0.49 0.25 3.09 0.05 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 14.71 7.09 27.40 3.28 0.00 0.00 0.00 0.00 03:10:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 82.23 61.77 688.69 10.06 0.00 0.00 0.00 0.00 03:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 33.74 32.02 521.20 2.11 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 75.00 70.88 1193.23 4.69 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 27.53 25.07 398.13 1.69 0.00 0.00 0.00 0.00 03:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:15 ens3 25.87 23.97 387.71 1.59 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 16.78 16.28 265.27 1.12 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 23.10 19.72 289.34 2.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16154) 05/18/26 _x86_64_ (2 CPU) 01:58:00 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.25 0.00 0.08 0.01 0.03 99.64 02:10:01 0 0.39 0.00 0.06 0.01 0.02 99.53 02:10:01 1 0.10 0.00 0.10 0.01 0.03 99.75 02:20:15 all 0.27 0.00 0.08 0.01 0.03 99.62 02:20:15 0 0.16 0.00 0.08 0.00 0.03 99.73 02:20:15 1 0.37 0.00 0.08 0.02 0.03 99.51 02:30:01 all 0.28 0.00 0.17 0.01 0.02 99.52 02:30:01 0 0.47 0.00 0.16 0.01 0.02 99.34 02:30:01 1 0.08 0.00 0.18 0.02 0.03 99.70 02:40:02 all 0.25 0.00 0.07 0.01 0.03 99.64 02:40:02 0 0.46 0.00 0.06 0.01 0.03 99.44 02:40:02 1 0.05 0.00 0.08 0.01 0.03 99.83 02:50:15 all 0.34 0.00 0.10 0.02 0.03 99.51 02:50:15 0 0.44 0.00 0.08 0.01 0.02 99.45 02:50:15 1 0.24 0.00 0.13 0.03 0.03 99.57 03:00:01 all 0.54 0.00 0.22 0.02 0.03 99.20 03:00:01 0 0.45 0.00 0.20 0.02 0.03 99.30 03:00:01 1 0.62 0.00 0.24 0.01 0.03 99.10 03:10:01 all 10.70 0.00 1.73 0.50 0.06 87.01 03:10:01 0 13.27 0.00 2.02 0.58 0.07 84.05 03:10:01 1 8.13 0.00 1.44 0.41 0.05 89.98 03:20:15 all 0.63 0.00 0.27 0.01 0.05 99.04 03:20:15 0 0.69 0.00 0.35 0.00 0.06 98.90 03:20:15 1 0.58 0.00 0.19 0.01 0.04 99.18 03:30:01 all 1.08 0.00 0.65 0.03 0.06 98.18 03:30:01 0 1.33 0.00 0.82 0.04 0.06 97.75 03:30:01 1 0.83 0.00 0.48 0.03 0.06 98.61 03:40:01 all 0.77 0.00 0.21 0.02 0.06 98.94 03:40:01 0 0.97 0.00 0.30 0.02 0.07 98.64 03:40:01 1 0.58 0.00 0.12 0.02 0.05 99.23 03:50:15 all 0.64 0.00 0.24 0.01 0.05 99.06 03:50:15 0 0.78 0.00 0.31 0.00 0.06 98.84 03:50:15 1 0.51 0.00 0.16 0.01 0.04 99.28 03:50:15 CPU %user %nice %system %iowait %steal %idle 04:00:01 all 0.68 0.00 0.34 0.01 0.05 98.92 04:00:01 0 0.80 0.00 0.28 0.00 0.03 98.88 04:00:01 1 0.55 0.00 0.40 0.01 0.06 98.97 Average: all 1.37 0.00 0.34 0.05 0.04 98.19 Average: 0 1.68 0.00 0.39 0.06 0.04 97.83 Average: 1 1.05 0.00 0.30 0.05 0.04 98.56