---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57601 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 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 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 764 5160 4 2310 7177 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:c7:84:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73273sec preferred_lft 73273sec inet6 fe80::f816:3eff:fec7:8408/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57601) 09/23/26 _x86_64_ (2 CPU) 01:03:59 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:41 1.24 0.01 1.22 0.00 0.06 15.38 0.40 01:30:11 1.40 0.00 1.36 0.04 0.00 18.15 2.72 01:40:01 1.14 0.00 1.12 0.02 0.00 14.22 1.95 01:50:41 1.80 0.31 1.46 0.02 40.77 99.22 2.36 02:00:11 1.45 0.00 1.41 0.04 0.00 18.46 899.84 02:10:01 14.68 0.00 1.21 13.47 0.15 14.89 110919.50 02:20:21 1.25 0.00 1.25 0.00 0.00 15.30 0.00 02:30:41 1.43 0.00 1.41 0.02 0.00 18.18 825.24 02:40:01 1.36 0.00 1.36 0.00 0.00 16.39 0.00 02:50:41 1.36 0.00 1.36 0.00 0.00 16.08 0.00 03:00:11 1.63 0.00 1.61 0.02 0.00 20.03 897.63 03:10:01 1.33 0.00 1.33 0.00 0.00 15.97 0.00 03:20:01 1.44 0.00 1.44 0.00 0.00 17.17 0.00 03:30:41 1.52 0.00 1.50 0.02 0.00 19.24 799.45 03:40:01 1.40 0.00 1.40 0.00 0.00 16.87 0.00 03:50:41 1.42 0.00 1.42 0.00 0.00 16.89 0.00 04:00:21 1.66 0.00 1.64 0.02 0.00 20.50 882.14 04:10:01 1.26 0.00 1.26 0.00 0.00 15.18 0.00 04:20:11 1.36 0.00 1.36 0.00 0.00 16.49 0.00 04:30:41 1.46 0.00 1.44 0.01 0.00 18.43 812.13 04:40:01 28.23 3.04 22.67 2.52 239.93 3782.69 1362.42 Average: 3.23 0.15 2.32 0.75 12.73 188.41 5493.28 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:41 6305648 7557696 262840 3.23 30720 1427932 524324 5.71 444968 1188752 136 01:30:11 6286664 7539268 281300 3.46 30940 1428264 524320 5.71 445112 1189292 232 01:40:01 6278852 7531976 288584 3.55 31120 1428596 524668 5.71 446568 1189808 272 01:50:41 6217976 7511136 308588 3.79 31784 1467452 718296 7.82 464628 1219252 124 02:00:11 6224772 7518664 301008 3.70 32024 1467912 718296 7.82 464728 1219824 240 02:10:01 6224772 7519248 300328 3.69 32228 1468288 718296 7.82 464956 1220372 336 02:20:21 6232332 7527308 292248 3.59 32396 1468608 718296 7.82 464884 1220864 144 02:30:41 6216720 7512208 307300 3.78 32564 1468936 718360 7.82 464940 1221360 124 02:40:01 6214968 7510940 308564 3.79 32732 1469248 718360 7.82 465164 1221840 280 02:50:41 6222024 7518644 300852 3.70 32896 1469724 718424 7.83 465252 1222348 172 03:00:11 6224796 7521940 297480 3.66 33080 1470044 718424 7.83 465512 1222856 132 03:10:01 6226576 7524192 295252 3.63 33232 1470364 718424 7.83 465404 1223324 164 03:20:01 6234176 7532312 287120 3.53 33400 1470708 718424 7.83 465412 1223836 328 03:30:41 6234944 7533744 285668 3.51 33592 1471160 718424 7.83 465404 1224356 124 03:40:01 6241496 7540748 278632 3.43 33752 1471484 718424 7.83 465592 1224804 316 03:50:41 6248104 7547904 271500 3.34 33928 1471812 718580 7.83 465564 1225344 124 04:00:21 6241872 7542200 277108 3.41 34120 1472140 718580 7.83 465588 1225864 188 04:10:01 6243512 7544300 274996 3.38 34280 1472464 718580 7.83 465580 1226320 280 04:20:11 6241748 7543184 276132 3.40 34432 1472924 718580 7.83 465828 1226832 168 04:30:41 6218976 7520948 298372 3.67 34632 1473252 718580 7.83 465760 1227360 124 04:40:01 5153192 7399572 366168 4.50 89876 2316740 824420 8.98 605480 2080716 328 Average: 6187339 7523721 293335 3.61 35606 1504669 695766 7.58 469158 1259301 206 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:41 ens3 1.51 0.18 0.30 0.14 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.51 0.06 0.09 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 1.65 0.31 0.43 0.88 0.00 0.00 0.00 0.00 01:50:41 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:41 ens3 0.69 0.25 3.13 0.03 0.00 0.00 0.00 0.00 02:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:11 ens3 0.42 0.05 0.06 0.02 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 0.09 0.14 0.09 0.00 0.00 0.00 0.00 02:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:21 ens3 0.34 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:41 ens3 0.69 0.15 0.23 0.14 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.44 0.11 0.11 0.07 0.00 0.00 0.00 0.00 02:50:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:41 ens3 0.52 0.13 0.15 0.08 0.00 0.00 0.00 0.00 03:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:11 ens3 0.27 0.07 0.07 0.04 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.23 0.07 0.05 0.04 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 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:41 ens3 0.32 0.08 0.09 0.05 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 03:50:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:41 ens3 0.17 0.03 0.03 0.01 0.00 0.00 0.00 0.00 04:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:21 ens3 0.17 0.03 0.03 0.01 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.20 0.07 0.06 0.04 0.00 0.00 0.00 0.00 04:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:11 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 04:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:41 ens3 0.18 0.04 0.03 0.01 0.00 0.00 0.00 0.00 04:40:01 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 04:40:01 ens3 118.93 87.85 358.40 20.51 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.73 3.99 16.17 0.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57601) 09/23/26 _x86_64_ (2 CPU) 01:03:59 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:41 all 0.28 0.00 0.08 0.01 0.00 99.63 01:20:41 0 0.09 0.00 0.10 0.00 0.00 99.81 01:20:41 1 0.46 0.00 0.06 0.02 0.00 99.45 01:30:11 all 0.30 0.00 0.18 0.01 0.00 99.50 01:30:11 0 0.37 0.00 0.17 0.02 0.00 99.44 01:30:11 1 0.22 0.00 0.20 0.01 0.00 99.57 01:40:01 all 0.30 0.00 0.07 0.01 0.00 99.61 01:40:01 0 0.13 0.00 0.08 0.00 0.00 99.79 01:40:01 1 0.48 0.00 0.06 0.02 0.00 99.43 01:50:41 all 0.43 0.00 0.12 0.03 0.00 99.42 01:50:41 0 0.33 0.00 0.15 0.05 0.00 99.46 01:50:41 1 0.53 0.00 0.08 0.00 0.00 99.39 02:00:11 all 0.25 0.00 0.18 0.01 0.00 99.56 02:00:11 0 0.06 0.00 0.18 0.02 0.00 99.74 02:00:11 1 0.44 0.00 0.18 0.00 0.00 99.38 02:10:01 all 0.26 0.00 0.09 0.04 0.00 99.61 02:10:01 0 0.06 0.00 0.08 0.02 0.00 99.83 02:10:01 1 0.46 0.00 0.10 0.07 0.00 99.38 02:20:21 all 0.24 0.00 0.06 0.01 0.00 99.68 02:20:21 0 0.03 0.00 0.07 0.02 0.00 99.87 02:20:21 1 0.45 0.00 0.06 0.00 0.00 99.49 02:30:41 all 0.28 0.00 0.17 0.01 0.00 99.54 02:30:41 0 0.07 0.00 0.18 0.02 0.00 99.73 02:30:41 1 0.48 0.00 0.16 0.00 0.00 99.36 02:40:01 all 0.24 0.00 0.07 0.01 0.00 99.67 02:40:01 0 0.04 0.00 0.10 0.02 0.00 99.84 02:40:01 1 0.44 0.00 0.04 0.01 0.00 99.51 02:50:41 all 0.25 0.00 0.07 0.02 0.00 99.66 02:50:41 0 0.05 0.00 0.10 0.00 0.00 99.85 02:50:41 1 0.45 0.00 0.04 0.04 0.00 99.47 03:00:11 all 0.28 0.00 0.18 0.01 0.00 99.53 03:00:11 0 0.07 0.00 0.19 0.00 0.00 99.74 03:00:11 1 0.49 0.00 0.18 0.02 0.00 99.31 03:00:11 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 0.24 0.00 0.07 0.01 0.00 99.67 03:10:01 0 0.05 0.00 0.10 0.01 0.00 99.84 03:10:01 1 0.44 0.00 0.04 0.02 0.00 99.50 03:20:01 all 0.25 0.00 0.08 0.01 0.00 99.66 03:20:01 0 0.06 0.00 0.11 0.02 0.01 99.82 03:20:01 1 0.45 0.00 0.05 0.00 0.00 99.50 03:30:41 all 0.27 0.00 0.17 0.01 0.00 99.54 03:30:41 0 0.26 0.00 0.19 0.01 0.01 99.53 03:30:41 1 0.29 0.00 0.16 0.01 0.00 99.54 03:40:01 all 0.29 0.00 0.08 0.01 0.01 99.61 03:40:01 0 0.51 0.00 0.04 0.01 0.01 99.44 03:40:01 1 0.07 0.00 0.12 0.01 0.02 99.79 03:50:41 all 0.22 0.00 0.08 0.01 0.00 99.68 03:50:41 0 0.39 0.00 0.04 0.02 0.00 99.54 03:50:41 1 0.06 0.00 0.12 0.00 0.00 99.82 04:00:21 all 0.31 0.00 0.17 0.01 0.01 99.51 04:00:21 0 0.43 0.00 0.16 0.01 0.00 99.40 04:00:21 1 0.18 0.00 0.18 0.01 0.01 99.62 04:10:01 all 0.22 0.00 0.07 0.01 0.00 99.70 04:10:01 0 0.06 0.00 0.08 0.01 0.01 99.84 04:10:01 1 0.38 0.00 0.06 0.01 0.00 99.55 04:20:11 all 0.25 0.00 0.07 0.02 0.00 99.64 04:20:11 0 0.07 0.00 0.11 0.02 0.01 99.79 04:20:11 1 0.44 0.00 0.04 0.02 0.00 99.50 04:30:41 all 0.28 0.00 0.16 0.01 0.01 99.54 04:30:41 0 0.19 0.00 0.20 0.00 0.01 99.60 04:30:41 1 0.36 0.00 0.13 0.02 0.01 99.49 04:40:01 all 15.37 0.00 2.48 0.58 0.02 81.55 04:40:01 0 18.26 0.00 2.76 0.66 0.02 78.30 04:40:01 1 12.48 0.00 2.19 0.51 0.02 84.81 Average: all 0.94 0.00 0.22 0.04 0.00 98.80 Average: 0 0.97 0.00 0.24 0.04 0.00 98.75 Average: 1 0.92 0.00 0.19 0.04 0.00 98.85