---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6897 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 781 5167 4 2281 7160 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:fb:39:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78724sec preferred_lft 78724sec inet6 fe80::f816:3eff:fefb:3918/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6897) 04/23/26 _x86_64_ (2 CPU) 01:48:06 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.46 0.03 1.42 0.01 1.24 17.63 436.79 02:10:16 1.75 0.31 1.41 0.02 38.11 71.39 0.99 02:20:01 1.23 0.01 1.21 0.02 1.09 14.44 1.05 02:30:01 14.12 0.00 1.55 12.56 0.15 18.40 109105.54 02:40:00 1.36 0.00 1.36 0.00 0.00 15.96 0.00 02:50:01 1.16 0.00 1.16 0.00 0.00 14.12 0.00 03:00:01 22.81 3.03 17.56 2.22 228.13 3141.96 1241.99 03:10:02 1.24 0.00 1.23 0.00 0.00 20.07 0.05 03:20:01 1.33 0.00 1.32 0.00 0.00 19.32 0.03 03:30:01 1.76 0.00 1.74 0.02 0.00 143.13 402.96 03:40:03 1.36 0.00 1.35 0.01 0.20 65.05 0.13 03:50:04 1.27 0.00 1.26 0.01 0.00 20.89 0.13 Average: 4.24 0.28 2.72 1.24 22.48 296.95 9264.42 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6295736 7542068 278236 3.42 30516 1421520 528088 5.75 447500 1183004 124 02:10:16 6249096 7524492 295180 3.63 30916 1449812 730436 7.96 464696 1200636 124 02:20:01 6249096 7525328 294432 3.62 31128 1450420 528268 5.75 459200 1201144 124 02:30:01 6252448 7529252 290476 3.57 31308 1450788 528268 5.75 459364 1201664 120 02:40:00 6259796 7537220 282500 3.47 31480 1451236 528268 5.75 459496 1202164 148 02:50:01 6259796 7537716 281984 3.47 31632 1451572 528332 5.75 459776 1202636 156 03:00:01 5268300 7380204 391280 4.81 85024 2190976 654480 7.13 612444 1949884 120 03:10:02 5196420 7310436 461044 5.67 85152 2192964 668384 7.28 617408 1952000 560 03:20:01 5234588 7349736 421760 5.19 85312 2193964 687956 7.49 637040 1953152 268 03:30:01 5095728 7248284 522936 6.43 85512 2231084 729192 7.94 628468 1990360 856 03:40:03 5001468 7169036 602132 7.40 85644 2245760 754692 8.22 703832 2005156 600 03:50:04 5133876 7303320 467832 5.75 85772 2247480 721212 7.86 670256 2007008 200 Average: 5708029 7413091 382483 4.70 58283 1831465 632298 6.89 551623 1587401 283 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.27 0.06 0.14 0.03 0.00 0.00 0.00 0.00 02:10:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 0.59 0.21 3.04 0.03 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 0.21 0.03 0.04 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 0.19 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.27 0.05 0.07 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 0.20 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 74.43 51.74 411.30 12.48 0.00 0.00 0.00 0.00 03:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:02 ens3 17.00 15.57 167.78 1.31 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 3.68 2.90 5.12 0.49 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 18.28 16.38 185.65 1.75 0.00 0.00 0.00 0.00 03:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:03 ens3 13.02 12.40 120.26 1.54 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 13.59 12.90 139.84 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 11.90 9.37 86.18 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6897) 04/23/26 _x86_64_ (2 CPU) 01:48:06 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.28 0.00 0.16 0.03 0.03 99.50 02:00:01 0 0.40 0.00 0.14 0.03 0.03 99.41 02:00:01 1 0.17 0.00 0.18 0.02 0.04 99.59 02:10:16 all 0.38 0.00 0.11 0.02 0.03 99.46 02:10:16 0 0.34 0.00 0.11 0.02 0.03 99.50 02:10:16 1 0.42 0.00 0.11 0.03 0.03 99.42 02:20:01 all 0.26 0.00 0.07 0.01 0.03 99.63 02:20:01 0 0.08 0.00 0.10 0.01 0.03 99.78 02:20:01 1 0.44 0.00 0.05 0.01 0.02 99.47 02:30:01 all 0.27 0.00 0.17 0.18 0.02 99.36 02:30:01 0 0.27 0.00 0.18 0.16 0.02 99.37 02:30:01 1 0.27 0.00 0.17 0.20 0.03 99.35 02:40:00 all 0.24 0.00 0.07 0.03 0.02 99.63 02:40:00 0 0.44 0.00 0.06 0.01 0.02 99.47 02:40:00 1 0.05 0.00 0.09 0.05 0.03 99.79 02:50:01 all 0.23 0.00 0.08 0.01 0.02 99.65 02:50:01 0 0.36 0.00 0.07 0.02 0.02 99.52 02:50:01 1 0.09 0.00 0.09 0.01 0.02 99.78 03:00:01 all 11.65 0.00 1.89 0.85 0.06 85.54 03:00:01 0 14.21 0.00 2.00 0.86 0.05 82.88 03:00:01 1 9.09 0.00 1.79 0.84 0.07 88.21 03:10:02 all 0.93 0.00 0.24 0.03 0.05 98.76 03:10:02 0 0.74 0.00 0.17 0.05 0.04 99.01 03:10:02 1 1.12 0.00 0.31 0.02 0.06 98.50 03:20:01 all 6.35 0.00 0.70 0.01 0.07 92.86 03:20:01 0 6.90 0.00 0.80 0.01 0.08 92.20 03:20:01 1 5.80 0.00 0.61 0.01 0.07 93.51 03:30:01 all 2.34 0.00 0.44 0.01 0.06 97.15 03:30:01 0 1.95 0.00 0.40 0.01 0.05 97.59 03:30:01 1 2.73 0.00 0.48 0.02 0.07 96.71 03:40:03 all 2.83 0.00 0.46 0.01 0.06 96.65 03:40:03 0 2.58 0.00 0.44 0.01 0.07 96.91 03:40:03 1 3.07 0.00 0.47 0.01 0.05 96.39 03:40:03 CPU %user %nice %system %iowait %steal %idle 03:50:04 all 0.84 0.00 0.21 0.01 0.06 98.88 03:50:04 0 0.95 0.00 0.17 0.01 0.06 98.82 03:50:04 1 0.74 0.00 0.25 0.01 0.07 98.94 Average: all 2.20 0.00 0.38 0.10 0.04 97.27 Average: 0 2.42 0.00 0.38 0.10 0.04 97.06 Average: 1 1.99 0.00 0.38 0.10 0.04 97.48