---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9778 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 759 4987 4 2486 7182 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:3c:31:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78979sec preferred_lft 78979sec inet6 fe80::f816:3eff:fe3c:3119/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9778) 04/30/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:03 1.52 0.02 1.48 0.02 1.24 18.77 651.60 02:10:19 1.25 0.01 1.25 0.00 0.05 15.20 0.12 02:20:01 1.14 0.00 1.13 0.00 0.01 14.38 0.12 02:30:19 1.94 0.25 1.67 0.02 31.09 74.16 634.33 02:40:19 1.27 0.00 1.27 0.00 0.00 15.39 0.00 02:50:01 1.17 0.00 1.17 0.00 0.00 13.84 0.00 03:00:19 21.68 2.93 16.55 2.20 221.45 3090.03 787.08 03:10:03 1.21 0.00 1.19 0.02 0.00 15.29 1.23 03:20:01 1.33 0.00 1.31 0.02 0.00 17.05 1.32 03:30:19 14.93 0.02 1.81 13.10 0.72 380.14 103487.46 03:40:19 1.35 0.00 1.33 0.03 0.00 113.51 2.28 03:50:19 1.45 0.00 1.42 0.03 0.00 18.21 1.43 Average: 4.27 0.28 2.67 1.32 21.79 323.38 9042.20 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:03 6284896 7531728 288960 3.55 30564 1422148 529824 5.77 444436 1183240 220 02:10:19 6291952 7539284 281408 3.46 30728 1422484 529824 5.77 444348 1183740 132 02:20:01 6289936 7537752 282932 3.48 30896 1422812 529824 5.77 444568 1184224 152 02:30:19 6256080 7530868 289216 3.56 31272 1449004 529976 5.77 453708 1201728 172 02:40:19 6264152 7539436 280668 3.45 31432 1449340 530064 5.77 453856 1202220 128 02:50:01 6272080 7547960 272144 3.35 31572 1449788 530200 5.77 454636 1202684 304 03:00:19 5079636 7196816 574716 7.07 85140 2196220 804096 8.76 764048 1957128 144 03:10:03 5047340 7165104 606464 7.46 85316 2196636 771048 8.40 730036 1957712 348 03:20:01 5148192 7276644 494984 6.09 85512 2207124 765736 8.34 708704 1968404 10252 03:30:19 4935360 7166716 603568 7.42 85704 2308760 876204 9.54 819924 2070084 180 03:40:19 4874944 7136544 633272 7.79 85880 2338416 896364 9.76 840020 2099788 196 03:50:19 4835464 7097684 672104 8.26 86072 2338836 932004 10.15 875204 2100400 212 Average: 5631669 7355545 440036 5.41 58341 1850131 685430 7.47 619457 1609279 1037 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 1.17 0.08 0.15 0.04 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 0.39 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.23 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:30:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:19 ens3 0.40 0.20 3.02 0.03 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 0.34 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.28 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:00:19 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:19 ens3 91.57 67.50 684.45 12.95 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 29.22 26.95 471.80 1.78 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 74.02 69.08 1164.03 4.53 0.00 0.00 0.00 0.00 03:30:19 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:30:19 ens3 24.73 22.74 372.73 1.56 0.00 0.00 0.00 0.00 03:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:19 ens3 24.25 23.24 391.47 1.57 0.00 0.00 0.00 0.00 03:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:19 ens3 11.84 10.96 187.59 0.74 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 21.68 18.51 273.49 1.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9778) 04/30/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 0.30 0.00 0.16 0.01 0.03 99.49 02:00:03 0 0.08 0.00 0.17 0.02 0.04 99.69 02:00:03 1 0.51 0.00 0.15 0.01 0.03 99.29 02:10:19 all 0.24 0.00 0.07 0.01 0.03 99.65 02:10:19 0 0.09 0.00 0.07 0.01 0.04 99.80 02:10:19 1 0.39 0.00 0.07 0.01 0.03 99.50 02:20:01 all 0.26 0.00 0.07 0.01 0.04 99.62 02:20:01 0 0.43 0.00 0.05 0.01 0.03 99.48 02:20:01 1 0.10 0.00 0.09 0.01 0.04 99.76 02:30:19 all 0.34 0.00 0.18 0.03 0.04 99.42 02:30:19 0 0.27 0.00 0.16 0.04 0.03 99.50 02:30:19 1 0.41 0.00 0.21 0.01 0.04 99.33 02:40:19 all 0.20 0.00 0.08 0.02 0.03 99.68 02:40:19 0 0.33 0.00 0.06 0.01 0.02 99.58 02:40:19 1 0.06 0.00 0.10 0.02 0.04 99.78 02:50:01 all 0.27 0.00 0.07 0.01 0.03 99.62 02:50:01 0 0.39 0.00 0.06 0.00 0.03 99.53 02:50:01 1 0.16 0.00 0.08 0.02 0.03 99.70 03:00:19 all 10.70 0.00 1.82 0.46 0.07 86.95 03:00:19 0 12.32 0.00 1.87 0.39 0.08 85.35 03:00:19 1 9.07 0.00 1.78 0.52 0.07 88.56 03:10:03 all 0.59 0.00 0.30 0.01 0.06 99.04 03:10:03 0 0.68 0.00 0.48 0.01 0.08 98.75 03:10:03 1 0.51 0.00 0.12 0.01 0.03 99.33 03:20:01 all 1.03 0.00 0.58 0.01 0.06 98.33 03:20:01 0 0.72 0.00 0.31 0.01 0.04 98.92 03:20:01 1 1.33 0.00 0.84 0.01 0.09 97.73 03:30:19 all 0.82 0.00 0.31 0.04 0.07 98.76 03:30:19 0 0.63 0.00 0.24 0.07 0.05 99.00 03:30:19 1 1.01 0.00 0.38 0.01 0.08 98.52 03:40:19 all 0.67 0.00 0.23 0.01 0.07 99.02 03:40:19 0 0.68 0.00 0.18 0.01 0.06 99.07 03:40:19 1 0.67 0.00 0.28 0.01 0.07 98.97 03:40:19 CPU %user %nice %system %iowait %steal %idle 03:50:19 all 0.55 0.00 0.21 0.01 0.06 99.16 03:50:19 0 0.52 0.00 0.12 0.02 0.05 99.28 03:50:19 1 0.58 0.00 0.30 0.01 0.07 99.04 Average: all 1.35 0.00 0.34 0.05 0.05 98.20 Average: 0 1.45 0.00 0.32 0.05 0.05 98.13 Average: 1 1.25 0.00 0.37 0.06 0.05 98.27