---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8007 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 763 5285 4 2181 7178 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:40:87:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82201sec preferred_lft 82201sec inet6 fe80::f816:3eff:fe40:87f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8007) 03/22/26 _x86_64_ (2 CPU) 01:53:54 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:26 1.45 0.01 1.43 0.02 0.05 16.80 1.15 02:20:06 2.07 0.33 1.70 0.03 41.46 75.68 1.38 02:30:01 1.54 0.00 1.52 0.02 0.00 18.26 439.69 02:40:36 13.25 0.00 1.39 11.86 0.14 16.68 103126.51 02:50:06 1.37 0.00 1.37 0.00 0.00 16.15 0.00 03:00:01 23.86 3.03 18.47 2.35 229.38 3129.93 1161.99 Average: 7.34 0.56 4.29 2.49 44.64 541.19 18449.91 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:26 6291284 7542400 278140 3.42 30792 1425928 528184 5.75 441744 1187372 188 02:20:06 6255896 7535948 284132 3.49 31180 1454116 528324 5.75 453340 1204572 184 02:30:01 6251232 7531840 288228 3.54 31376 1454444 528468 5.76 453256 1205096 160 02:40:36 6258068 7539240 280736 3.45 31544 1454828 528532 5.76 456616 1205612 140 02:50:06 6258068 7539856 280124 3.44 31704 1455272 528532 5.76 456832 1206096 200 03:00:01 5337052 7444684 327224 4.02 84872 2186872 585096 6.37 571300 1945332 2440 Average: 6108600 7522328 289764 3.56 40245 1571910 537856 5.86 472181 1325680 552 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:26 ens3 0.60 0.03 0.07 0.01 0.00 0.00 0.00 0.00 02:20:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 1.39 0.22 6.33 0.03 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 0.31 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:36 ens3 0.38 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 0.24 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.11 0.11 0.00 0.00 0.00 0.00 03:00:01 ens3 62.76 45.21 297.47 11.39 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 10.86 7.54 50.25 1.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8007) 03/22/26 _x86_64_ (2 CPU) 01:53:54 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:26 all 0.25 0.00 0.08 0.01 0.03 99.62 02:10:26 0 0.25 0.00 0.08 0.01 0.03 99.63 02:10:26 1 0.25 0.00 0.08 0.01 0.03 99.62 02:20:06 all 0.39 0.00 0.12 0.02 0.03 99.43 02:20:06 0 0.08 0.00 0.13 0.01 0.05 99.73 02:20:06 1 0.70 0.00 0.11 0.03 0.02 99.14 02:30:01 all 0.27 0.00 0.16 0.01 0.03 99.53 02:30:01 0 0.07 0.00 0.18 0.01 0.04 99.70 02:30:01 1 0.47 0.00 0.14 0.01 0.02 99.36 02:40:36 all 0.30 0.00 0.08 0.03 0.03 99.56 02:40:36 0 0.46 0.00 0.08 0.04 0.02 99.39 02:40:36 1 0.14 0.00 0.08 0.03 0.03 99.72 02:50:06 all 0.24 0.00 0.07 0.01 0.03 99.65 02:50:06 0 0.34 0.00 0.08 0.01 0.02 99.55 02:50:06 1 0.15 0.00 0.07 0.01 0.03 99.75 03:00:01 all 10.80 0.00 1.77 0.57 0.04 86.82 03:00:01 0 11.59 0.00 1.77 0.47 0.05 86.13 03:00:01 1 10.01 0.00 1.78 0.67 0.04 87.50 Average: all 2.03 0.00 0.38 0.11 0.03 97.45 Average: 0 2.12 0.00 0.38 0.09 0.03 97.37 Average: 1 1.94 0.00 0.37 0.12 0.03 97.54