---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30004 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 778 5191 4 2264 7163 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:4f:43:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79566sec preferred_lft 79566sec inet6 fe80::f816:3eff:fe4f:435f/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-30004) 06/24/26 _x86_64_ (2 CPU) 01:58:38 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:05 1.45 0.02 1.43 0.00 1.23 16.95 0.12 02:20:01 14.55 0.27 1.64 12.64 31.41 76.65 109911.59 02:30:01 1.38 0.00 1.36 0.03 0.00 17.16 436.69 02:40:05 1.17 0.00 1.15 0.02 0.00 14.63 1.31 02:50:01 1.19 0.00 1.17 0.02 0.00 14.86 1.09 03:00:01 1.38 0.00 1.35 0.02 0.00 17.48 436.58 03:10:05 1.20 0.00 1.18 0.02 0.00 14.93 1.21 03:20:01 1.19 0.00 1.18 0.02 0.00 14.73 0.98 03:30:00 23.86 3.01 18.52 2.33 228.07 3450.19 648.38 03:40:05 1.18 0.00 1.16 0.02 0.00 14.90 1.08 03:50:05 1.17 0.00 1.15 0.02 0.00 14.93 1.20 Average: 4.51 0.30 2.84 1.37 23.62 332.41 10054.39 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:05 6292384 7538968 281324 3.46 30556 1421928 530816 5.78 440960 1183296 252 02:20:01 6242260 7515944 303856 3.74 30940 1448276 728636 7.94 455552 1201232 300 02:30:01 6241348 7515624 304104 3.74 31164 1448596 728636 7.94 455560 1201788 284 02:40:05 6249412 7524216 295504 3.63 31360 1448924 729012 7.94 456024 1202312 188 02:50:01 6262096 7537448 282268 3.47 31568 1449256 729008 7.94 456292 1202852 168 03:00:01 6263620 7539672 279932 3.44 31792 1449712 729104 7.94 456732 1203404 128 03:10:05 6262912 7539504 280092 3.44 32012 1450032 729104 7.94 456872 1203944 280 03:20:01 6269956 7547092 272492 3.35 32216 1450364 729168 7.94 457024 1204480 308 03:30:00 5176464 7374480 392308 4.82 87452 2270964 855828 9.32 615904 2034752 124 03:40:05 5182044 7380564 386220 4.75 87604 2271316 855892 9.32 615800 2035256 224 03:50:05 5179656 7378832 387944 4.77 87784 2271788 855892 9.32 615992 2035784 252 Average: 5965650 7490213 315095 3.87 46768 1671014 745554 8.12 498428 1428100 228 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 1.87 0.05 0.22 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.70 0.26 3.21 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 0.38 0.03 0.68 0.01 0.00 0.00 0.00 0.00 02:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 0.48 0.12 0.20 0.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.37 0.14 0.10 0.43 0.00 0.00 0.00 0.00 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 0.19 0.03 0.04 0.01 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 0.21 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:30:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:30:00 ens3 64.67 44.24 316.05 11.27 0.00 0.00 0.00 0.00 03:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:05 ens3 1.44 0.17 0.21 0.05 0.00 0.00 0.00 0.00 03:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:05 ens3 0.33 0.13 0.06 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.43 4.10 29.09 1.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30004) 06/24/26 _x86_64_ (2 CPU) 01:58:38 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:05 all 0.25 0.00 0.08 0.02 0.03 99.63 02:10:05 0 0.44 0.00 0.07 0.02 0.02 99.45 02:10:05 1 0.06 0.00 0.08 0.01 0.04 99.81 02:20:01 all 0.37 0.00 0.11 0.22 0.03 99.27 02:20:01 0 0.30 0.00 0.11 0.37 0.03 99.19 02:20:01 1 0.44 0.00 0.11 0.08 0.03 99.34 02:30:01 all 0.28 0.00 0.16 0.01 0.03 99.52 02:30:01 0 0.25 0.00 0.17 0.02 0.03 99.53 02:30:01 1 0.32 0.00 0.14 0.01 0.03 99.51 02:40:05 all 0.24 0.00 0.07 0.01 0.03 99.65 02:40:05 0 0.43 0.00 0.06 0.01 0.02 99.47 02:40:05 1 0.05 0.00 0.07 0.01 0.03 99.84 02:50:01 all 0.24 0.00 0.07 0.01 0.03 99.65 02:50:01 0 0.31 0.00 0.06 0.00 0.02 99.60 02:50:01 1 0.17 0.00 0.08 0.02 0.03 99.70 03:00:01 all 0.28 0.00 0.16 0.01 0.03 99.52 03:00:01 0 0.22 0.00 0.16 0.01 0.03 99.58 03:00:01 1 0.35 0.00 0.16 0.02 0.02 99.46 03:10:05 all 0.23 0.00 0.07 0.01 0.02 99.67 03:10:05 0 0.39 0.00 0.06 0.02 0.01 99.51 03:10:05 1 0.06 0.00 0.09 0.00 0.03 99.82 03:20:01 all 0.26 0.00 0.06 0.01 0.02 99.65 03:20:01 0 0.05 0.00 0.08 0.01 0.03 99.82 03:20:01 1 0.46 0.00 0.05 0.01 0.02 99.47 03:30:00 all 12.01 0.00 1.81 0.52 0.06 85.61 03:30:00 0 13.82 0.00 1.99 0.54 0.05 83.60 03:30:00 1 10.20 0.00 1.63 0.50 0.06 87.62 03:40:05 all 0.36 0.00 0.13 0.01 0.05 99.45 03:40:05 0 0.42 0.00 0.08 0.01 0.02 99.47 03:40:05 1 0.31 0.00 0.18 0.01 0.07 99.43 03:50:05 all 0.37 0.00 0.13 0.01 0.05 99.45 03:50:05 0 0.45 0.00 0.08 0.01 0.02 99.44 03:50:05 1 0.28 0.00 0.18 0.01 0.08 99.46 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.35 0.00 0.26 0.08 0.03 98.28 Average: 0 1.55 0.00 0.27 0.09 0.03 98.07 Average: 1 1.15 0.00 0.25 0.06 0.04 98.50