---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46450 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 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 758 5196 4 2280 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:46:4d:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80149sec preferred_lft 80149sec inet6 fe80::f816:3eff:fe46:4da8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46450) 09/01/26 _x86_64_ (2 CPU) 01:04:08 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:39 1.20 0.01 1.19 0.00 0.06 14.66 0.16 01:30:29 1.38 0.00 1.35 0.04 0.00 17.23 826.35 01:40:01 1.15 0.00 1.14 0.01 0.00 13.59 0.73 01:50:39 1.19 0.00 1.19 0.00 0.00 14.38 0.00 02:00:19 2.53 0.74 1.76 0.03 98.48 81.56 267.99 02:10:01 1.21 0.00 1.21 0.00 0.00 14.22 0.00 02:20:39 13.79 0.00 1.32 12.46 0.14 15.31 102859.50 02:30:39 1.44 0.00 1.43 0.01 0.00 17.23 608.08 02:40:29 16.89 1.63 13.91 1.35 117.30 2466.64 252.95 Average: 4.57 0.26 2.69 1.62 23.29 288.74 12298.16 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:39 6295796 7542836 277220 3.41 31068 1422308 530120 5.77 398720 1238340 128 01:30:29 6281700 7529296 290744 3.58 31276 1422640 530320 5.78 398956 1238880 124 01:40:01 6289300 7537356 282680 3.48 31440 1422932 530388 5.78 399084 1239336 240 01:50:39 6289300 7537880 282156 3.47 31600 1423288 530684 5.78 399536 1239852 164 02:00:19 6234556 7513208 306056 3.76 32048 1452484 530688 5.78 410364 1258740 160 02:10:01 6242692 7521796 297452 3.66 32200 1452780 530684 5.78 410484 1259188 240 02:20:39 6242440 7522148 297024 3.65 32392 1453180 530684 5.78 410368 1259752 164 02:30:39 6257984 7538180 280968 3.45 32540 1453512 530684 5.78 410504 1260232 124 02:40:29 5306108 7301152 477188 5.87 73684 2092372 714860 7.79 601376 1923472 64464 Average: 6159986 7504872 310165 3.81 36472 1510611 551012 6.00 426599 1324199 7312 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:39 ens3 1.44 0.14 0.24 0.08 0.00 0.00 0.00 0.00 01:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 0.95 0.06 0.37 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 1.11 0.06 0.12 0.03 0.00 0.00 0.00 0.00 01:50:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:39 ens3 1.96 0.39 0.42 0.81 0.00 0.00 0.00 0.00 02:00:19 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 1.14 0.27 3.46 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.42 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:39 ens3 0.44 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:39 ens3 0.72 0.05 0.07 0.02 0.00 0.00 0.00 0.00 02:40:29 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 02:40:29 ens3 42.04 29.83 287.06 13.62 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 5.49 3.36 31.72 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46450) 09/01/26 _x86_64_ (2 CPU) 01:04:08 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:39 all 0.30 0.00 0.09 0.01 0.00 99.59 01:20:39 0 0.39 0.00 0.07 0.01 0.00 99.54 01:20:39 1 0.21 0.00 0.11 0.02 0.00 99.65 01:30:29 all 0.27 0.00 0.20 0.02 0.00 99.51 01:30:29 0 0.42 0.00 0.20 0.01 0.00 99.36 01:30:29 1 0.12 0.00 0.20 0.03 0.00 99.66 01:40:01 all 0.26 0.00 0.07 0.01 0.00 99.65 01:40:01 0 0.46 0.00 0.05 0.00 0.00 99.50 01:40:01 1 0.07 0.00 0.10 0.03 0.00 99.81 01:50:39 all 0.32 0.00 0.07 0.01 0.00 99.59 01:50:39 0 0.31 0.00 0.06 0.00 0.00 99.62 01:50:39 1 0.34 0.00 0.08 0.02 0.00 99.56 02:00:19 all 0.38 0.00 0.22 0.04 0.00 99.36 02:00:19 0 0.52 0.00 0.20 0.01 0.00 99.26 02:00:19 1 0.24 0.00 0.24 0.07 0.00 99.46 02:10:01 all 0.22 0.00 0.07 0.01 0.00 99.69 02:10:01 0 0.40 0.00 0.04 0.00 0.00 99.56 02:10:01 1 0.05 0.00 0.10 0.02 0.00 99.83 02:20:39 all 0.26 0.00 0.08 0.04 0.00 99.62 02:20:39 0 0.47 0.00 0.06 0.06 0.00 99.40 02:20:39 1 0.04 0.00 0.09 0.02 0.00 99.84 02:30:39 all 0.27 0.00 0.17 0.04 0.00 99.52 02:30:39 0 0.47 0.00 0.15 0.01 0.00 99.38 02:30:39 1 0.07 0.00 0.19 0.07 0.00 99.67 02:40:29 all 7.50 0.00 1.16 0.43 0.01 90.90 02:40:29 0 9.58 0.00 1.29 0.50 0.01 88.63 02:40:29 1 5.42 0.00 1.04 0.36 0.01 93.17 Average: all 1.07 0.00 0.23 0.07 0.00 98.63 Average: 0 1.42 0.00 0.23 0.07 0.00 98.28 Average: 1 0.72 0.00 0.24 0.07 0.00 98.97