---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1596 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 14G 142G 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 754 24430 4 6906 30869 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:5d:75:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.208/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fe5d:75c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:ac:44:de:db:3c 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::dcac:44ff:fede:db3c/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-1596) 03/13/26 _x86_64_ (8 CPU) 08:07:30 LINUX RESTART (8 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:10 19.31 0.43 4.84 14.04 398.55 628.36 503897.40 08:30:01 1.81 0.21 1.59 0.02 1.84 18.97 25.66 08:40:10 142.73 4.35 134.32 4.06 336.89 19456.57 34335.41 Average: 55.15 1.68 47.38 6.10 248.10 6769.04 181065.54 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:10 29873876 31785120 596496 1.82 65460 2182296 1514544 4.47 316276 2383088 4 08:30:01 29869632 31782000 599588 1.82 66584 2182280 1514864 4.47 317380 2389636 4 08:40:10 24956548 31547348 748796 2.28 161752 6585464 1389160 4.10 2143664 5200332 12504 Average: 28233352 31704823 648293 1.97 97932 3650013 1472856 4.34 925773 3324352 4171 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:10 lo 0.14 0.14 0.02 0.02 0.00 0.00 0.00 0.00 08:20:10 ens3 8.79 4.47 209.16 0.55 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 0.27 0.18 0.09 0.20 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:10 lo 0.66 0.66 0.13 0.13 0.00 0.00 0.00 0.00 08:40:10 ens3 108.39 84.19 1398.07 349.89 0.00 0.00 0.00 0.00 08:40:10 docker0 0.31 0.77 0.02 12.47 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 39.54 29.91 541.15 118.07 0.00 0.00 0.00 0.00 Average: docker0 0.11 0.26 0.01 4.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1596) 03/13/26 _x86_64_ (8 CPU) 08:07:30 LINUX RESTART (8 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:10 all 0.25 0.00 0.07 0.07 0.01 99.60 08:20:10 0 0.22 0.00 0.11 0.03 0.01 99.63 08:20:10 1 0.06 0.00 0.04 0.02 0.01 99.87 08:20:10 2 0.22 0.00 0.08 0.26 0.01 99.43 08:20:10 3 0.33 0.00 0.09 0.01 0.02 99.56 08:20:10 4 0.17 0.00 0.07 0.01 0.00 99.75 08:20:10 5 0.63 0.00 0.06 0.06 0.02 99.24 08:20:10 6 0.20 0.00 0.06 0.01 0.01 99.73 08:20:10 7 0.17 0.00 0.09 0.14 0.01 99.59 08:30:01 all 0.06 0.00 0.01 0.01 0.01 99.91 08:30:01 0 0.03 0.00 0.03 0.01 0.01 99.92 08:30:01 1 0.38 0.00 0.02 0.03 0.02 99.56 08:30:01 2 0.01 0.00 0.02 0.00 0.02 99.96 08:30:01 3 0.01 0.00 0.01 0.01 0.00 99.98 08:30:01 4 0.01 0.00 0.01 0.00 0.01 99.97 08:30:01 5 0.03 0.00 0.01 0.00 0.01 99.95 08:30:01 6 0.02 0.00 0.01 0.00 0.01 99.97 08:30:01 7 0.00 0.00 0.00 0.00 0.00 99.99 08:40:10 all 5.42 0.00 1.37 0.48 0.03 92.70 08:40:10 0 5.42 0.00 1.44 0.30 0.03 92.82 08:40:10 1 6.00 0.00 1.41 0.62 0.03 91.94 08:40:10 2 6.00 0.00 1.54 0.59 0.03 91.85 08:40:10 3 5.84 0.00 1.29 0.26 0.03 92.59 08:40:10 4 4.42 0.00 1.34 0.92 0.02 93.30 08:40:10 5 4.77 0.00 1.39 0.40 0.03 93.41 08:40:10 6 5.23 0.00 1.30 0.23 0.04 93.19 08:40:10 7 5.68 0.00 1.28 0.49 0.03 92.52 Average: all 1.92 0.00 0.49 0.19 0.02 97.38 Average: 0 1.90 0.00 0.53 0.11 0.02 97.43 Average: 1 2.16 0.00 0.49 0.23 0.02 97.11 Average: 2 2.10 0.00 0.55 0.29 0.02 97.05 Average: 3 2.07 0.00 0.47 0.09 0.02 97.35 Average: 4 1.54 0.00 0.48 0.31 0.01 97.65 Average: 5 1.82 0.00 0.49 0.15 0.02 97.51 Average: 6 1.83 0.00 0.46 0.08 0.02 97.61 Average: 7 1.97 0.00 0.46 0.21 0.01 97.35