---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2691 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 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 781 5172 4 2276 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:1d:ae:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80871sec preferred_lft 80871sec inet6 fe80::f816:3eff:fe1d:ae01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2691) 04/14/26 _x86_64_ (2 CPU) 05:08:20 LINUX RESTART (2 CPU) 05:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:04 1.30 0.03 1.28 0.00 1.25 15.75 0.12 05:30:05 2.01 0.33 1.65 0.03 40.03 74.72 652.77 05:40:01 1.14 0.00 1.13 0.02 0.00 14.15 1.10 05:50:05 13.70 0.00 1.24 12.46 0.15 15.17 108402.01 06:00:06 1.37 0.00 1.36 0.01 0.00 16.79 434.99 06:10:01 1.13 0.00 1.13 0.00 0.00 14.21 0.00 06:20:07 23.04 3.00 17.84 2.20 226.21 3130.24 664.30 06:30:07 1.75 0.01 1.71 0.02 0.44 64.68 0.31 06:40:07 5.83 0.08 4.39 1.37 5.79 515.28 3622.79 Average: 5.73 0.39 3.54 1.80 30.63 431.65 12708.11 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:04 6286168 7533404 287632 3.54 30588 1422348 528596 5.76 448236 1183116 220 05:30:05 6241100 7517528 302864 3.72 30988 1450720 528620 5.76 459788 1200520 252 05:40:01 6241100 7518040 302344 3.72 31184 1451040 528772 5.76 460052 1201028 268 05:50:05 6256028 7533508 286784 3.53 31336 1451412 528772 5.76 460164 1201532 192 06:00:06 6254644 7532628 287644 3.54 31500 1451744 528836 5.76 460248 1202028 188 06:10:01 6269804 7548400 271900 3.34 31652 1452196 528900 5.76 460744 1202504 248 06:20:07 5286820 7402216 369672 4.55 85132 2194400 694340 7.56 610128 1952624 192 06:30:07 5272652 7401944 370220 4.55 85276 2208160 651408 7.10 608664 1966424 1000 06:40:07 5367632 7402420 378424 4.65 88288 2118340 621008 6.76 621336 1878112 28728 Average: 5941772 7487788 317498 3.90 49549 1688929 571028 6.22 509929 1443099 3476 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:04 ens3 1.05 0.06 0.13 0.03 0.00 0.00 0.00 0.00 05:30:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:05 ens3 0.81 0.30 3.16 0.08 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 0.47 0.06 0.93 0.03 0.00 0.00 0.00 0.00 05:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:05 ens3 0.43 0.04 0.96 0.01 0.00 0.00 0.00 0.00 06:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:06 ens3 0.22 0.05 0.07 0.03 0.00 0.00 0.00 0.00 06:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 0.25 0.06 0.07 0.03 0.00 0.00 0.00 0.00 06:20:07 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 06:20:07 ens3 74.69 50.75 298.76 12.46 0.00 0.00 0.00 0.00 06:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:07 ens3 40.18 35.26 8.84 4.82 0.00 0.00 0.00 0.00 06:40:07 lo 1.08 1.08 0.07 0.07 0.00 0.00 0.00 0.00 06:40:07 ens3 37.77 33.40 27.86 20.44 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 17.38 13.37 38.12 4.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2691) 04/14/26 _x86_64_ (2 CPU) 05:08:20 LINUX RESTART (2 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:20:04 all 0.25 0.00 0.08 0.01 0.04 99.62 05:20:04 0 0.45 0.00 0.06 0.00 0.03 99.47 05:20:04 1 0.06 0.00 0.10 0.02 0.05 99.77 05:30:05 all 0.37 0.00 0.21 0.03 0.04 99.36 05:30:05 0 0.42 0.00 0.23 0.04 0.04 99.28 05:30:05 1 0.32 0.00 0.19 0.02 0.04 99.43 05:40:01 all 0.27 0.00 0.07 0.01 0.03 99.61 05:40:01 0 0.46 0.00 0.05 0.01 0.02 99.46 05:40:01 1 0.08 0.00 0.10 0.02 0.05 99.76 05:50:05 all 0.27 0.00 0.08 0.03 0.02 99.60 05:50:05 0 0.19 0.00 0.09 0.05 0.02 99.64 05:50:05 1 0.35 0.00 0.07 0.01 0.02 99.55 06:00:06 all 0.26 0.00 0.18 0.01 0.03 99.52 06:00:06 0 0.14 0.00 0.19 0.01 0.03 99.64 06:00:06 1 0.39 0.00 0.17 0.01 0.03 99.39 06:10:01 all 0.23 0.00 0.07 0.01 0.03 99.66 06:10:01 0 0.26 0.00 0.07 0.00 0.03 99.64 06:10:01 1 0.19 0.00 0.08 0.01 0.03 99.68 06:20:07 all 13.21 0.00 1.82 0.59 0.07 84.32 06:20:07 0 9.35 0.00 1.56 0.42 0.06 88.61 06:20:07 1 17.08 0.00 2.08 0.75 0.07 80.01 06:30:07 all 5.94 0.00 0.58 0.01 0.07 93.40 06:30:07 0 6.37 0.00 0.61 0.02 0.07 92.94 06:30:07 1 5.50 0.00 0.56 0.00 0.07 93.87 06:40:07 all 12.03 0.00 0.88 0.10 0.07 86.92 06:40:07 0 6.13 0.00 0.69 0.08 0.06 93.04 06:40:07 1 17.95 0.00 1.07 0.11 0.08 80.79 Average: all 3.64 0.00 0.44 0.09 0.04 95.78 Average: 0 2.64 0.00 0.39 0.07 0.04 96.86 Average: 1 4.65 0.00 0.49 0.11 0.05 94.70