---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7977 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 7.9G 30G 21% / 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 751 5214 4 2264 7190 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:5e:23:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80866sec preferred_lft 80866sec inet6 fe80::f816:3eff:fe5e:2305/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7977) 03/22/26 _x86_64_ (2 CPU) 00:39:40 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 5.32 3.01 2.27 0.04 381.82 110.97 218.96 01:00:08 1.61 0.01 1.59 0.01 0.05 19.54 647.32 01:10:17 13.75 0.00 1.41 12.33 0.14 16.67 107389.62 01:20:01 1.26 0.00 1.26 0.00 0.01 15.19 0.12 01:30:18 2.16 0.31 1.83 0.02 37.94 74.12 424.09 01:40:01 1.37 0.01 1.37 0.00 1.08 16.17 0.05 01:50:01 23.51 3.04 18.21 2.25 228.21 3115.92 655.11 02:00:17 1.81 0.00 1.77 0.04 0.47 75.00 1.54 02:10:01 1.43 0.00 1.41 0.02 0.36 104.45 1.11 Average: 5.83 0.71 3.46 1.66 72.41 394.34 12347.54 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6292212 7542520 277988 3.42 30580 1425608 522728 5.69 445440 1186996 288 01:00:08 6293808 7544648 275856 3.39 30768 1425944 522792 5.69 445568 1187520 132 01:10:17 6292384 7543792 276688 3.40 30944 1426316 522860 5.69 445796 1188040 124 01:20:01 6297352 7549264 271212 3.33 31116 1426640 522892 5.70 446296 1188536 312 01:30:18 6229904 7510576 309232 3.80 31492 1454644 728468 7.93 463372 1205724 124 01:40:01 6237252 7518744 301144 3.70 31664 1455280 523372 5.70 458148 1206220 136 01:50:01 5347888 7455484 316228 3.89 84900 2187068 559160 6.09 551236 1945572 2400 02:00:17 5277180 7398416 373360 4.59 85088 2200584 646088 7.04 603796 1959296 580 02:10:01 5217808 7365084 406668 5.00 85268 2226392 680980 7.42 638352 1985180 944 Average: 5942865 7492059 312042 3.84 49091 1692053 581038 6.33 499778 1450343 560 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 17.92 7.54 35.78 1.86 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.74 0.05 0.10 0.03 0.00 0.00 0.00 0.00 01:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:17 ens3 0.71 0.08 1.42 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.67 0.08 1.20 0.06 0.00 0.00 0.00 0.00 01:30:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.71 0.26 3.02 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.53 0.17 0.11 0.64 0.00 0.00 0.00 0.00 01:50:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 59.30 41.39 295.05 10.93 0.00 0.00 0.00 0.00 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 41.93 34.12 8.84 4.31 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 42.74 42.31 9.94 6.20 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 18.36 13.98 39.50 2.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7977) 03/22/26 _x86_64_ (2 CPU) 00:39:40 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.75 0.00 0.29 0.64 0.04 98.27 00:50:01 0 0.63 0.00 0.34 0.46 0.04 98.53 00:50:01 1 0.88 0.00 0.25 0.82 0.04 98.02 01:00:08 all 0.25 0.00 0.16 0.01 0.04 99.54 01:00:08 0 0.17 0.00 0.18 0.01 0.04 99.59 01:00:08 1 0.33 0.00 0.14 0.01 0.03 99.49 01:10:17 all 0.24 0.00 0.08 0.03 0.04 99.60 01:10:17 0 0.13 0.00 0.07 0.01 0.03 99.76 01:10:17 1 0.36 0.00 0.10 0.06 0.04 99.45 01:20:01 all 0.26 0.00 0.07 0.01 0.04 99.62 01:20:01 0 0.32 0.00 0.06 0.01 0.03 99.57 01:20:01 1 0.19 0.00 0.08 0.01 0.05 99.67 01:30:18 all 0.37 0.00 0.21 0.04 0.03 99.34 01:30:18 0 0.22 0.00 0.19 0.05 0.03 99.51 01:30:18 1 0.53 0.00 0.23 0.03 0.04 99.18 01:40:01 all 0.25 0.00 0.07 0.02 0.03 99.63 01:40:01 0 0.15 0.00 0.07 0.03 0.04 99.72 01:40:01 1 0.36 0.00 0.07 0.01 0.03 99.54 01:50:01 all 10.57 0.00 1.63 1.38 0.06 86.37 01:50:01 0 11.74 0.00 1.79 1.60 0.05 84.82 01:50:01 1 9.40 0.00 1.46 1.16 0.06 87.91 02:00:17 all 6.49 0.00 0.57 0.08 0.08 92.78 02:00:17 0 6.18 0.00 0.53 0.07 0.08 93.15 02:00:17 1 6.80 0.00 0.61 0.09 0.09 92.41 02:10:01 all 8.52 0.00 0.55 0.03 0.09 90.81 02:10:01 0 12.54 0.00 0.61 0.02 0.09 86.74 02:10:01 1 4.51 0.00 0.49 0.04 0.08 94.88 Average: all 3.07 0.00 0.40 0.25 0.05 96.23 Average: 0 3.54 0.00 0.42 0.25 0.05 95.74 Average: 1 2.60 0.00 0.38 0.25 0.05 96.72