---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29287 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 8.2G 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 752 4968 4 2515 7189 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:e1:7a:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79215sec preferred_lft 79215sec inet6 fe80::f816:3eff:fee1:7a04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29287) 06/22/26 _x86_64_ (2 CPU) 00:41:54 LINUX RESTART (2 CPU) 00:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.58 0.01 1.56 0.02 0.05 18.82 666.58 01:10:13 1.38 0.00 1.38 0.00 0.00 15.69 0.00 01:20:13 1.34 0.00 1.34 0.00 0.01 15.47 0.12 01:30:01 1.52 0.00 1.51 0.01 0.00 18.36 444.10 01:40:08 1.82 0.39 1.43 0.00 15.61 48.02 0.00 01:50:13 35.80 2.59 17.61 15.60 210.25 3370.82 106172.15 02:00:01 1.71 0.00 1.67 0.04 0.00 21.43 1.63 02:10:13 1.38 0.00 1.37 0.02 0.00 77.49 1.18 02:20:13 1.55 0.00 1.53 0.02 0.00 264.73 1.36 02:30:01 1.64 0.00 1.60 0.04 0.00 97.94 1.41 02:40:02 1.32 0.00 1.31 0.02 0.00 16.42 1.20 Average: 4.67 0.27 2.95 1.45 20.74 363.38 9842.43 00:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6235516 7508972 311020 3.82 30876 1448108 532032 5.79 458216 1200868 124 01:10:13 6242656 7516612 303380 3.73 31044 1448436 532100 5.80 458344 1201364 176 01:20:13 6257580 7532048 287936 3.54 31220 1448764 532320 5.80 459040 1201868 200 01:30:01 6250528 7525520 294384 3.62 31400 1449096 532404 5.80 458948 1202380 124 01:40:08 6226656 7516808 302724 3.72 31704 1463880 548700 5.98 483820 1215812 268 01:50:13 4960572 7157248 609888 7.50 86784 2270292 836376 9.11 792212 2033244 124 02:00:01 5010696 7207952 559040 6.87 86968 2270704 784312 8.54 740272 2033840 276 02:10:13 5015472 7232020 534976 6.58 87156 2289808 819772 8.93 759684 2053132 156 02:20:13 4874028 7166116 599976 7.38 87352 2364308 887388 9.67 826924 2127828 200 02:30:01 4821392 7137512 628140 7.72 87528 2387832 883056 9.62 823492 2151400 124 02:40:02 5329960 7465108 309312 3.80 87660 2214568 559536 6.09 543204 1978268 8048 Average: 5565914 7360538 430980 5.30 61790 1914163 677091 7.37 618560 1672728 893 00:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.56 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.46 0.05 1.31 0.03 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.46 0.08 0.28 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 9.99 5.30 19.80 3.12 0.00 0.00 0.00 0.00 01:50:13 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:13 ens3 87.95 67.71 764.92 10.50 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 31.51 29.94 490.17 1.99 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 79.90 76.21 1255.36 4.99 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 24.76 23.96 405.03 1.61 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 25.83 24.86 400.35 1.65 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 19.46 17.44 262.96 1.39 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 25.72 22.47 329.12 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29287) 06/22/26 _x86_64_ (2 CPU) 00:41:54 LINUX RESTART (2 CPU) 00:50:13 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.27 0.00 0.17 0.01 0.04 99.51 01:00:01 0 0.30 0.00 0.15 0.02 0.03 99.50 01:00:01 1 0.24 0.00 0.18 0.00 0.04 99.52 01:10:13 all 0.26 0.00 0.07 0.07 0.03 99.57 01:10:13 0 0.41 0.00 0.06 0.13 0.02 99.37 01:10:13 1 0.11 0.00 0.09 0.01 0.04 99.76 01:20:13 all 0.25 0.00 0.07 0.01 0.04 99.64 01:20:13 0 0.05 0.00 0.08 0.01 0.04 99.82 01:20:13 1 0.45 0.00 0.06 0.01 0.03 99.46 01:30:01 all 0.30 0.00 0.18 0.01 0.03 99.48 01:30:01 0 0.29 0.00 0.18 0.02 0.04 99.46 01:30:01 1 0.30 0.00 0.17 0.00 0.03 99.50 01:40:08 all 0.49 0.00 0.09 0.02 0.03 99.38 01:40:08 0 0.58 0.00 0.06 0.02 0.02 99.32 01:40:08 1 0.40 0.00 0.12 0.01 0.03 99.44 01:50:13 all 11.78 0.00 1.83 0.58 0.06 85.74 01:50:13 0 11.27 0.00 1.76 0.70 0.06 86.21 01:50:13 1 12.30 0.00 1.90 0.46 0.07 85.28 02:00:01 all 0.65 0.00 0.38 0.01 0.04 98.92 02:00:01 0 0.62 0.00 0.42 0.03 0.04 98.89 02:00:01 1 0.67 0.00 0.34 0.00 0.03 98.96 02:10:13 all 1.11 0.00 0.57 0.01 0.04 98.27 02:10:13 0 1.58 0.00 0.83 0.01 0.05 97.53 02:10:13 1 0.63 0.00 0.32 0.01 0.04 99.01 02:20:13 all 0.81 0.00 0.21 0.01 0.05 98.91 02:20:13 0 1.03 0.00 0.31 0.02 0.06 98.59 02:20:13 1 0.59 0.00 0.12 0.01 0.03 99.24 02:30:01 all 0.69 0.00 0.33 0.01 0.04 98.92 02:30:01 0 0.63 0.00 0.23 0.01 0.03 99.10 02:30:01 1 0.75 0.00 0.44 0.01 0.06 98.74 02:40:02 all 1.14 0.00 0.27 0.02 0.04 98.53 02:40:02 0 0.64 0.00 0.15 0.02 0.02 99.17 02:40:02 1 1.65 0.00 0.39 0.02 0.05 97.89 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.62 0.00 0.38 0.07 0.04 97.89 Average: 0 1.59 0.00 0.39 0.09 0.04 97.89 Average: 1 1.65 0.00 0.37 0.05 0.04 97.88