---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39123 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 886 24832 4 6373 30738 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:76:5b:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83798sec preferred_lft 83798sec inet6 fe80::f816:3eff:fe76:5b82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:50:75:d7:7c:fc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-39123) 07/26/26 _x86_64_ (8 CPU) 12:59:19 LINUX RESTART (8 CPU) 13:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 37.55 3.50 31.55 2.50 183.60 5439.64 9811.22 13:20:10 23.96 0.16 21.05 2.75 5.83 2431.69 8190.33 13:30:00 35.95 0.01 31.31 4.63 0.07 3024.53 11692.83 13:40:00 28.87 0.15 25.10 3.62 9.86 6869.60 13615.19 Average: 31.52 0.95 27.20 3.37 49.56 4437.05 10816.17 13:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26222272 29590236 2722524 8.28 145072 3471948 2849812 8.40 635176 5573240 224044 13:20:10 25635540 29386932 2921312 8.89 173448 3787900 2895236 8.54 734816 6004356 70212 13:30:00 25054104 29306740 2997688 9.12 209528 4205796 2949408 8.70 873440 6415024 30984 13:40:00 25626140 31659284 637652 1.94 231320 5893524 1213440 3.58 1506152 5112892 0 Average: 25634514 29985798 2319794 7.06 189842 4339792 2476974 7.30 937396 5776378 81310 13:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1056.15 1056.15 1006.91 1006.91 0.00 0.00 0.00 0.00 13:10:01 ens3 115.72 88.06 1014.37 17.77 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:10 lo 996.49 996.49 947.96 947.96 0.00 0.00 0.00 0.00 13:20:10 ens3 45.26 32.24 19.97 13.58 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 2084.77 2084.77 1986.54 1986.54 0.00 0.00 0.00 0.00 13:30:00 ens3 50.90 34.66 16.87 14.15 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 935.43 935.43 879.57 879.57 0.00 0.00 0.00 0.00 13:40:00 ens3 91.57 81.99 214.46 215.31 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1264.35 1264.35 1201.55 1201.55 0.00 0.00 0.00 0.00 Average: ens3 75.75 59.16 314.84 65.33 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-39123) 07/26/26 _x86_64_ (8 CPU) 12:59:19 LINUX RESTART (8 CPU) 13:00:07 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 23.18 0.00 1.13 5.63 0.17 69.90 13:10:01 0 23.99 0.00 0.91 3.89 0.06 71.14 13:10:01 1 23.05 0.00 1.38 20.46 0.08 55.04 13:10:01 2 23.77 0.00 1.02 7.67 0.24 67.30 13:10:01 3 23.43 0.00 1.05 1.34 0.23 73.95 13:10:01 4 23.11 0.00 1.04 3.23 0.33 72.29 13:10:01 5 27.98 0.00 1.26 0.59 0.06 70.11 13:10:01 6 21.11 0.00 1.25 7.24 0.16 70.24 13:10:01 7 18.97 0.00 1.16 0.62 0.17 79.08 13:20:10 all 34.23 0.00 1.39 0.53 0.09 63.76 13:20:10 0 30.81 0.00 1.16 0.09 0.08 67.85 13:20:10 1 35.39 0.00 1.57 0.59 0.08 62.36 13:20:10 2 37.85 0.00 1.47 0.41 0.09 60.18 13:20:10 3 34.91 0.00 1.53 0.24 0.09 63.23 13:20:10 4 34.78 0.00 1.38 1.37 0.09 62.39 13:20:10 5 34.64 0.00 1.41 0.98 0.09 62.89 13:20:10 6 34.00 0.00 1.46 0.30 0.08 64.16 13:20:10 7 31.45 0.00 1.17 0.25 0.08 67.05 13:30:00 all 38.42 0.00 1.89 1.26 0.10 58.34 13:30:00 0 37.31 0.00 1.87 0.75 0.10 59.98 13:30:00 1 39.22 0.00 2.15 1.12 0.10 57.41 13:30:00 2 38.65 0.00 1.65 1.13 0.10 58.46 13:30:00 3 41.41 0.00 1.87 0.66 0.10 55.97 13:30:00 4 41.28 0.00 1.65 0.60 0.10 56.37 13:30:00 5 37.26 0.00 1.93 3.69 0.10 57.02 13:30:00 6 38.68 0.00 2.25 1.34 0.10 57.63 13:30:00 7 33.54 0.00 1.74 0.78 0.09 63.85 13:40:00 all 27.14 0.00 1.28 0.12 0.15 71.32 13:40:00 0 26.14 0.00 1.08 0.09 0.08 72.60 13:40:00 1 31.08 0.00 1.63 0.19 0.13 66.97 13:40:00 2 36.22 0.00 1.57 0.17 0.08 61.96 13:40:00 3 27.11 0.00 1.06 0.11 0.20 71.51 13:40:00 4 25.16 0.00 1.19 0.03 0.06 73.56 13:40:00 5 28.08 0.00 1.42 0.16 0.27 70.07 13:40:00 6 23.71 0.00 1.13 0.17 0.26 74.73 13:40:00 7 19.63 0.00 1.17 0.02 0.09 79.10 Average: all 30.73 0.00 1.42 1.87 0.12 65.85 Average: 0 29.55 0.00 1.25 1.20 0.08 67.92 Average: 1 32.19 0.00 1.68 5.56 0.10 60.48 Average: 2 34.14 0.00 1.43 2.33 0.13 61.97 Average: 3 31.70 0.00 1.38 0.58 0.16 66.18 Average: 4 31.06 0.00 1.31 1.31 0.14 66.18 Average: 5 31.99 0.00 1.50 1.34 0.13 65.04 Average: 6 29.37 0.00 1.52 2.25 0.15 66.72 Average: 7 25.89 0.00 1.31 0.41 0.11 72.28