---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22184 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 758 5194 4 2278 7183 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:43:9e:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80968sec preferred_lft 80968sec inet6 fe80::f816:3eff:fe43:9e17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22184) 03/24/26 _x86_64_ (2 CPU) 01:53:40 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 13.88 0.01 1.34 12.53 0.20 15.84 109157.72 02:20:01 1.21 0.00 1.19 0.02 0.01 14.79 1.20 02:30:01 1.38 0.00 1.34 0.03 0.00 16.90 655.16 02:40:01 1.20 0.00 1.18 0.02 0.00 14.54 1.21 02:50:01 1.84 0.32 1.49 0.03 40.06 71.48 1.28 03:00:01 22.71 3.02 17.44 2.26 227.76 3092.89 770.16 03:10:01 1.68 0.01 1.68 0.00 0.48 69.36 0.03 03:20:01 1.41 0.00 1.40 0.00 0.35 93.44 0.00 Average: 5.66 0.42 3.38 1.86 33.60 423.61 13824.48 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6283736 7535856 284848 3.50 30764 1426996 522084 5.69 449296 1187372 124 02:20:01 6283512 7536184 284520 3.50 30984 1427324 522084 5.69 449368 1187920 124 02:30:01 6299864 7553084 267564 3.29 31192 1427652 522084 5.69 449308 1188456 240 02:40:01 6299364 7553124 267516 3.29 31396 1427980 522116 5.69 449576 1188988 124 02:50:01 6242724 7525548 294516 3.62 31764 1456276 522116 5.69 461280 1206148 168 03:00:01 5337552 7449632 322268 3.96 85140 2190984 562060 6.12 552552 1948676 2564 03:10:01 5284456 7408804 363216 4.47 85288 2203232 657344 7.16 605716 1961040 284 03:20:01 5257232 7404584 367364 4.52 85428 2226068 652688 7.11 609056 1983944 384 Average: 5911055 7495852 306476 3.77 51494 1723314 560322 6.10 503269 1481568 502 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.52 0.03 0.06 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 0.40 0.02 4.74 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 0.22 0.05 0.05 0.02 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 0.35 0.08 0.11 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.41 0.21 3.03 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 58.28 37.79 296.61 10.93 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 35.19 27.41 8.11 3.86 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 41.30 40.81 9.74 5.93 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 17.08 13.30 40.30 2.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22184) 03/24/26 _x86_64_ (2 CPU) 01:53:40 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.23 0.00 0.09 0.04 0.04 99.60 02:10:01 0 0.40 0.00 0.06 0.01 0.03 99.50 02:10:01 1 0.07 0.00 0.12 0.07 0.04 99.70 02:20:01 all 0.26 0.00 0.07 0.02 0.03 99.62 02:20:01 0 0.46 0.00 0.04 0.00 0.02 99.48 02:20:01 1 0.06 0.00 0.10 0.04 0.05 99.75 02:30:01 all 0.27 0.00 0.16 0.01 0.03 99.52 02:30:01 0 0.47 0.00 0.14 0.01 0.03 99.36 02:30:01 1 0.07 0.00 0.19 0.02 0.04 99.69 02:40:01 all 0.29 0.00 0.07 0.02 0.03 99.58 02:40:01 0 0.16 0.00 0.08 0.01 0.03 99.73 02:40:01 1 0.43 0.00 0.07 0.03 0.03 99.44 02:50:01 all 0.38 0.00 0.11 0.16 0.03 99.31 02:50:01 0 0.48 0.00 0.10 0.08 0.03 99.32 02:50:01 1 0.29 0.00 0.13 0.23 0.04 99.31 03:00:01 all 11.05 0.00 1.80 0.80 0.06 86.30 03:00:01 0 8.84 0.00 1.57 0.68 0.05 88.86 03:00:01 1 13.25 0.00 2.03 0.92 0.06 83.74 03:10:01 all 5.56 0.00 0.52 0.04 0.08 93.80 03:10:01 0 6.00 0.00 0.55 0.06 0.08 93.31 03:10:01 1 5.12 0.00 0.48 0.02 0.09 94.29 03:20:01 all 7.72 0.00 0.54 0.01 0.09 91.64 03:20:01 0 6.39 0.00 0.49 0.01 0.09 93.02 03:20:01 1 9.05 0.00 0.59 0.01 0.10 90.24 Average: all 3.21 0.00 0.42 0.14 0.05 96.18 Average: 0 2.89 0.00 0.38 0.11 0.04 96.58 Average: 1 3.53 0.00 0.46 0.17 0.06 95.78