---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8905 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 766 5176 4 2287 7174 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:93:f3:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78723sec preferred_lft 78723sec inet6 fe80::f816:3eff:fe93:f31a/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-8905) 04/28/26 _x86_64_ (2 CPU) 01:47:38 LINUX RESTART (2 CPU) 01:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:08 1.62 0.03 1.58 0.01 1.26 19.54 664.98 02:10:01 14.12 0.01 1.42 12.69 0.20 16.83 110607.70 02:20:18 1.38 0.00 1.38 0.00 0.01 16.01 0.12 02:30:26 1.52 0.00 1.51 0.01 0.00 18.50 861.02 02:40:01 1.20 0.00 1.20 0.00 0.00 14.87 0.00 02:50:00 2.42 0.74 1.66 0.02 58.10 106.85 0.27 03:00:26 22.31 2.51 17.63 2.18 201.97 3009.68 845.45 03:10:01 1.29 0.00 1.27 0.02 0.00 21.24 1.31 03:20:26 1.47 0.00 1.45 0.03 0.00 21.97 1.15 03:30:27 1.65 0.00 1.59 0.06 0.00 143.77 400.39 03:40:00 1.38 0.01 1.33 0.05 0.21 67.12 6.60 03:50:28 1.31 0.00 1.27 0.04 0.00 21.38 3.96 Average: 4.37 0.28 2.83 1.25 22.50 300.12 9321.12 01:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:08 6296280 7543056 277640 3.41 30572 1421852 534424 5.82 444496 1183284 212 02:10:01 6314840 7562180 258376 3.18 30760 1422228 534528 5.82 444832 1183820 160 02:20:18 6313396 7561240 259312 3.19 30936 1422552 534688 5.82 445944 1184320 132 02:30:26 6301320 7549688 270852 3.33 31128 1422876 534688 5.82 446028 1184836 196 02:40:01 6306264 7555112 265408 3.26 31276 1423212 534752 5.82 446288 1185308 192 02:50:00 6236852 7530304 289508 3.56 31780 1466792 552180 6.01 484372 1215912 224 03:00:26 5129760 7250548 520880 6.40 85160 2199536 684460 7.46 646312 1958332 176 03:10:01 5254196 7377092 394432 4.85 85320 2201484 652888 7.11 602004 1960456 480 03:20:26 5263400 7387516 383940 4.72 85528 2202500 672604 7.33 621292 1961680 180 03:30:27 5204372 7365932 405396 4.98 85740 2239640 659032 7.18 608016 1998904 132 03:40:00 5099440 7275996 495128 6.09 85920 2254252 740004 8.06 689172 2013696 168 03:50:28 5138368 7317076 454020 5.58 86104 2256192 706520 7.70 655664 2015820 204 Average: 5738207 7439645 356241 4.38 58352 1827760 611731 6.66 544535 1587197 205 01:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.81 0.07 0.10 0.04 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 0.57 0.07 0.12 0.05 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.30 0.03 0.12 0.01 0.00 0.00 0.00 0.00 02:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:26 ens3 0.28 0.03 0.12 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.33 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 11.61 5.51 23.19 3.08 0.00 0.00 0.00 0.00 03:00:26 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:00:26 ens3 63.49 46.82 404.83 9.26 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 14.16 13.08 146.21 1.17 0.00 0.00 0.00 0.00 03:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:26 ens3 3.49 2.75 4.90 0.46 0.00 0.00 0.00 0.00 03:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:27 ens3 17.83 16.07 185.44 1.72 0.00 0.00 0.00 0.00 03:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:00 ens3 13.85 12.69 126.39 1.59 0.00 0.00 0.00 0.00 03:50:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:28 ens3 14.04 13.27 133.90 1.15 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 11.91 9.33 86.38 1.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8905) 04/28/26 _x86_64_ (2 CPU) 01:47:38 LINUX RESTART (2 CPU) 01:50:18 CPU %user %nice %system %iowait %steal %idle 02:00:08 all 0.26 0.00 0.17 0.01 0.04 99.52 02:00:08 0 0.39 0.00 0.16 0.01 0.03 99.40 02:00:08 1 0.12 0.00 0.19 0.01 0.05 99.63 02:10:01 all 0.26 0.00 0.09 0.03 0.04 99.58 02:10:01 0 0.37 0.00 0.09 0.05 0.03 99.46 02:10:01 1 0.16 0.00 0.09 0.01 0.05 99.70 02:20:18 all 0.25 0.00 0.07 0.02 0.03 99.61 02:20:18 0 0.45 0.00 0.05 0.01 0.03 99.46 02:20:18 1 0.05 0.00 0.10 0.04 0.04 99.77 02:30:26 all 0.23 0.00 0.16 0.01 0.04 99.56 02:30:26 0 0.17 0.00 0.15 0.02 0.03 99.63 02:30:26 1 0.30 0.00 0.16 0.00 0.04 99.49 02:40:01 all 0.26 0.00 0.07 0.02 0.04 99.61 02:40:01 0 0.27 0.00 0.06 0.03 0.03 99.60 02:40:01 1 0.25 0.00 0.07 0.00 0.04 99.63 02:50:00 all 0.64 0.00 0.15 0.03 0.04 99.15 02:50:00 0 0.52 0.00 0.16 0.04 0.04 99.24 02:50:00 1 0.75 0.00 0.13 0.02 0.03 99.06 03:00:26 all 10.70 0.00 1.84 0.69 0.06 86.72 03:00:26 0 11.05 0.00 1.85 0.56 0.06 86.48 03:00:26 1 10.35 0.00 1.82 0.83 0.06 86.95 03:10:01 all 1.01 0.00 0.24 0.06 0.09 98.60 03:10:01 0 0.80 0.00 0.18 0.11 0.05 98.86 03:10:01 1 1.23 0.00 0.30 0.00 0.13 98.34 03:20:26 all 6.38 0.00 1.00 0.02 0.11 92.48 03:20:26 0 4.63 0.00 0.73 0.02 0.10 94.52 03:20:26 1 8.18 0.00 1.29 0.01 0.13 90.39 03:30:27 all 1.70 0.00 0.42 0.02 0.05 97.81 03:30:27 0 1.49 0.00 0.41 0.01 0.05 98.04 03:30:27 1 1.90 0.00 0.44 0.03 0.04 97.58 03:40:00 all 3.01 0.00 0.47 0.01 0.05 96.46 03:40:00 0 1.49 0.00 0.24 0.00 0.04 98.22 03:40:00 1 4.53 0.00 0.69 0.01 0.07 94.70 03:40:00 CPU %user %nice %system %iowait %steal %idle 03:50:28 all 0.89 0.00 0.22 0.01 0.05 98.83 03:50:28 0 1.14 0.00 0.30 0.01 0.07 98.48 03:50:28 1 0.64 0.00 0.13 0.00 0.04 99.18 Average: all 2.16 0.00 0.41 0.08 0.05 97.29 Average: 0 1.94 0.00 0.37 0.08 0.05 97.57 Average: 1 2.39 0.00 0.45 0.08 0.06 97.02