---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39860 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 758 5198 4 2277 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:af:64:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81003sec preferred_lft 81003sec inet6 fe80::f816:3eff:feaf:6467/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39860) 08/22/26 _x86_64_ (2 CPU) 01:04:13 LINUX RESTART (2 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 1.44 0.01 1.42 0.01 1.12 17.18 4.67 01:30:03 1.53 0.00 1.51 0.01 0.00 18.25 0.25 01:40:04 1.28 0.00 1.28 0.00 0.00 14.84 2.30 01:50:05 1.32 0.00 1.32 0.00 0.00 15.26 0.00 02:00:06 14.89 0.00 1.64 13.24 0.15 19.56 108945.93 02:10:06 1.38 0.00 1.38 0.00 0.00 15.46 2.30 02:20:07 1.38 0.00 1.38 0.00 0.00 15.71 0.00 02:30:01 15.50 1.61 12.95 0.94 115.98 2239.89 194.69 Average: 4.83 0.20 2.85 1.78 14.52 291.84 13662.52 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 6264176 7540068 280408 3.45 31304 1449944 530052 5.77 456440 1202372 212 01:30:03 6257824 7534268 286208 3.52 31492 1450276 530112 5.77 456632 1202900 204 01:40:04 6258968 7535900 284576 3.50 31648 1450604 530256 5.78 456848 1203376 232 01:50:05 6281248 7558672 261804 3.22 31808 1450928 530320 5.78 456984 1203868 176 02:00:06 6263124 7541252 279140 3.43 32012 1451424 530320 5.78 457316 1204396 184 02:10:06 6277768 7556412 263984 3.25 32176 1451764 530384 5.78 457296 1204908 156 02:20:07 6276840 7555968 264452 3.25 32328 1452080 532012 5.79 458752 1205384 72 02:30:01 5424584 7369876 410696 5.05 71964 2044560 646396 7.04 597108 1820772 45668 Average: 6163066 7524052 291408 3.58 36842 1525198 544982 5.94 474672 1280997 5863 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 1.19 0.18 0.27 0.15 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.75 0.10 4.15 0.06 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 0.36 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:05 ens3 0.64 0.25 0.15 0.80 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 0.54 0.08 0.11 0.05 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 0.25 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:30:01 ens3 39.23 24.91 283.79 6.06 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 5.35 3.18 35.74 0.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39860) 08/22/26 _x86_64_ (2 CPU) 01:04:13 LINUX RESTART (2 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 0.32 0.00 0.08 0.01 0.04 99.56 01:20:02 0 0.31 0.00 0.08 0.00 0.04 99.57 01:20:02 1 0.34 0.00 0.08 0.02 0.04 99.54 01:30:03 all 0.27 0.00 0.16 0.01 0.03 99.53 01:30:03 0 0.46 0.00 0.13 0.01 0.03 99.36 01:30:03 1 0.07 0.00 0.19 0.00 0.04 99.70 01:40:04 all 0.23 0.00 0.07 0.01 0.03 99.65 01:40:04 0 0.41 0.00 0.05 0.02 0.02 99.49 01:40:04 1 0.05 0.00 0.09 0.00 0.04 99.82 01:50:05 all 0.20 0.00 0.06 0.01 0.03 99.71 01:50:05 0 0.23 0.00 0.05 0.01 0.03 99.68 01:50:05 1 0.16 0.00 0.07 0.00 0.03 99.74 02:00:06 all 0.24 0.00 0.17 0.03 0.03 99.53 02:00:06 0 0.24 0.00 0.19 0.07 0.04 99.47 02:00:06 1 0.24 0.00 0.15 0.00 0.02 99.59 02:10:06 all 0.21 0.00 0.06 0.09 0.03 99.60 02:10:06 0 0.32 0.00 0.05 0.14 0.02 99.47 02:10:06 1 0.11 0.00 0.08 0.04 0.04 99.74 02:20:07 all 0.20 0.00 0.07 0.01 0.03 99.69 02:20:07 0 0.05 0.00 0.09 0.01 0.04 99.82 02:20:07 1 0.36 0.00 0.05 0.01 0.02 99.56 02:30:01 all 6.27 0.00 1.04 0.34 0.04 92.30 02:30:01 0 3.44 0.00 0.75 0.08 0.05 95.69 02:30:01 1 9.10 0.00 1.34 0.61 0.04 88.92 Average: all 0.99 0.00 0.21 0.06 0.03 98.71 Average: 0 0.68 0.00 0.17 0.04 0.03 99.07 Average: 1 1.29 0.00 0.25 0.08 0.03 98.34