---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1356 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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: 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 13G 143G 9% / 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 720 25899 4 5471 30903 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:32:40:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84671sec preferred_lft 84671sec inet6 fe80::f816:3eff:fe32:40e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:c1:4a:2e:ed:c5 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 inet6 fe80::d8c1:4aff:fe2e:edc5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1356) 05/19/26 _x86_64_ (8 CPU) 13:51:36 LINUX RESTART (8 CPU) 14:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:23 1.48 0.21 1.26 0.02 1.85 15.75 24.98 14:20:01 120.32 3.78 112.97 3.57 283.82 12717.13 35773.44 Average: 59.80 1.96 56.08 1.76 140.22 6248.56 17567.44 14:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:23 30172180 31798768 588940 1.79 60856 1904580 1515176 4.47 182316 2240524 16 14:20:01 26533896 31652372 652512 1.99 168832 5163176 1312644 3.87 763580 5068024 281812 Average: 28353038 31725570 620726 1.89 114844 3533878 1413910 4.17 472948 3654274 140914 14:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:23 ens3 0.41 0.23 0.16 0.28 0.00 0.00 0.00 0.00 14:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 40.83 40.83 20.37 20.37 0.00 0.00 0.00 0.00 14:20:01 ens3 160.12 95.94 1349.96 29.05 0.00 0.00 0.00 0.00 14:20:01 docker0 11.52 11.69 1.72 2.36 0.00 0.00 0.00 0.00 Average: lo 20.09 20.09 10.00 10.00 0.00 0.00 0.00 0.00 Average: ens3 78.78 47.20 662.53 14.40 0.00 0.00 0.00 0.00 Average: docker0 5.65 5.74 0.85 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1356) 05/19/26 _x86_64_ (8 CPU) 13:51:36 LINUX RESTART (8 CPU) 14:00:23 CPU %user %nice %system %iowait %steal %idle 14:10:23 all 0.07 0.00 0.02 0.00 0.02 99.88 14:10:23 0 0.01 0.00 0.00 0.00 0.00 99.99 14:10:23 1 0.11 0.00 0.02 0.00 0.01 99.86 14:10:23 2 0.02 0.00 0.04 0.00 0.05 99.89 14:10:23 3 0.23 0.00 0.01 0.00 0.01 99.74 14:10:23 4 0.02 0.00 0.02 0.00 0.02 99.94 14:10:23 5 0.02 0.00 0.04 0.02 0.04 99.88 14:10:23 6 0.03 0.00 0.05 0.00 0.05 99.87 14:10:23 7 0.10 0.00 0.01 0.00 0.00 99.89 14:20:01 all 24.46 0.00 1.06 0.37 0.07 74.04 14:20:01 0 22.34 0.00 0.77 0.09 0.07 76.73 14:20:01 1 25.25 0.00 1.14 0.13 0.08 73.41 14:20:01 2 25.41 0.00 1.44 0.67 0.08 72.40 14:20:01 3 27.44 0.00 1.28 0.48 0.07 70.72 14:20:01 4 22.32 0.00 1.13 0.30 0.08 76.18 14:20:01 5 24.76 0.00 1.16 1.02 0.08 72.98 14:20:01 6 23.21 0.00 0.88 0.21 0.06 75.64 14:20:01 7 24.96 0.00 0.68 0.06 0.06 74.24 Average: all 12.02 0.00 0.53 0.18 0.05 87.21 Average: 0 10.96 0.00 0.38 0.05 0.03 88.58 Average: 1 12.43 0.00 0.57 0.06 0.04 86.90 Average: 2 12.47 0.00 0.73 0.33 0.06 86.42 Average: 3 13.56 0.00 0.63 0.24 0.04 85.53 Average: 4 10.94 0.00 0.57 0.15 0.05 88.30 Average: 5 12.14 0.00 0.59 0.51 0.06 86.70 Average: 6 11.40 0.00 0.46 0.10 0.05 87.99 Average: 7 12.29 0.00 0.34 0.03 0.03 87.31