---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-769 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: 5600.00 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 748 5215 4 2271 7193 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:ee:f4:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82035sec preferred_lft 82035sec inet6 fe80::f816:3eff:feee:f4fb/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-769) 07/31/26 _x86_64_ (2 CPU) 01:44:36 LINUX RESTART (2 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:03 1.44 0.01 1.42 0.01 0.05 17.49 653.91 02:10:03 1.18 0.00 1.16 0.02 0.00 14.28 1.09 02:20:03 1.22 0.00 1.21 0.02 0.01 14.75 1.20 02:30:03 1.83 0.25 1.54 0.04 30.97 77.35 654.85 02:40:03 1.25 0.01 1.23 0.02 1.05 15.11 1.25 02:50:03 12.19 1.44 9.83 0.92 106.47 1589.61 198.67 Average: 3.18 0.28 2.73 0.17 23.09 288.10 251.83 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:03 6276508 7523664 296628 3.65 30636 1422420 523816 5.71 450648 1183528 320 02:10:03 6276508 7524192 296092 3.64 30832 1422740 523952 5.71 450676 1184052 236 02:20:03 6284096 7532316 287952 3.54 31036 1423068 524016 5.71 450808 1184576 284 02:30:03 6234048 7509696 309948 3.81 31432 1449692 724648 7.89 465700 1202840 252 02:40:03 6235032 7511636 308036 3.79 31616 1450464 524764 5.72 459672 1203356 200 02:50:03 5316028 7314392 463936 5.70 71624 2096796 711224 7.75 657424 1874620 290700 Average: 6103703 7485983 327099 4.02 37863 1544197 588737 6.41 489155 1305495 48665 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 0.99 0.05 0.09 0.01 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.43 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.31 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:30:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 0.75 0.40 3.28 0.06 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 6.37 3.95 4.17 3.22 0.00 0.00 0.00 0.00 02:50:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:50:03 ens3 37.63 25.38 277.48 10.37 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 7.75 4.98 47.52 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-769) 07/31/26 _x86_64_ (2 CPU) 01:44:36 LINUX RESTART (2 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 0.28 0.00 0.17 0.83 0.03 98.69 02:00:03 0 0.27 0.00 0.17 0.08 0.03 99.46 02:00:03 1 0.30 0.00 0.18 1.58 0.03 97.91 02:10:03 all 0.26 0.00 0.07 0.03 0.02 99.62 02:10:03 0 0.41 0.00 0.05 0.02 0.02 99.51 02:10:03 1 0.12 0.00 0.09 0.04 0.03 99.73 02:20:03 all 0.27 0.00 0.07 0.01 0.03 99.62 02:20:03 0 0.48 0.00 0.04 0.01 0.02 99.45 02:20:03 1 0.06 0.00 0.10 0.01 0.03 99.80 02:30:03 all 0.38 0.00 0.19 0.02 0.02 99.39 02:30:03 0 0.58 0.00 0.20 0.03 0.01 99.18 02:30:03 1 0.18 0.00 0.18 0.02 0.03 99.59 02:40:03 all 0.40 0.00 0.10 0.01 0.02 99.47 02:40:03 0 0.39 0.00 0.10 0.02 0.02 99.46 02:40:03 1 0.40 0.00 0.10 0.00 0.02 99.48 02:50:03 all 6.19 0.00 0.87 1.72 0.03 91.19 02:50:03 0 3.86 0.00 0.71 2.10 0.04 93.29 02:50:03 1 8.51 0.00 1.03 1.34 0.03 89.09 Average: all 1.30 0.00 0.24 0.44 0.03 98.00 Average: 0 1.00 0.00 0.21 0.37 0.02 98.39 Average: 1 1.59 0.00 0.28 0.50 0.03 97.60