---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12206 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 18G 138G 12% / 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 743 19831 4 11516 30880 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:08:73:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.79/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84652sec preferred_lft 84652sec inet6 fe80::f816:3eff:fe08:73de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:d9:b0:a6:85:7c 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12206) 08/13/26 _x86_64_ (8 CPU) 13:17:02 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:00 270.20 1.23 264.24 4.73 53.53 16363.09 19183.26 13:40:30 10.56 0.22 9.21 1.14 3.01 1520.55 413.79 Average: 137.10 0.71 133.49 2.89 27.63 8753.92 9560.91 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:00 17262196 26263160 5981968 18.20 474228 8062216 8607560 25.38 1498012 12889668 4032 13:40:30 16984560 26412016 5829108 17.74 482948 8454840 8590616 25.33 1582552 13044768 8980 Average: 17123378 26337588 5905538 17.97 478588 8258528 8599088 25.36 1540282 12967218 6506 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:00 lo 1.57 1.57 0.96 0.96 0.00 0.00 0.00 0.00 13:30:00 ens3 189.19 118.84 811.37 45.73 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 13:40:30 lo 6.10 6.10 0.99 0.99 0.00 0.00 0.00 0.00 13:40:30 ens3 132.35 79.71 110.83 38.25 0.00 0.00 0.00 0.00 13:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.90 3.90 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 160.05 98.78 452.23 41.90 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12206) 08/13/26 _x86_64_ (8 CPU) 13:17:02 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:00 all 73.10 0.00 3.49 0.22 0.11 23.08 13:30:00 0 72.98 0.00 3.46 0.31 0.10 23.15 13:30:00 1 71.31 0.00 3.15 0.18 0.11 25.25 13:30:00 2 78.86 0.00 3.29 0.24 0.11 17.50 13:30:00 3 69.10 0.00 3.45 0.17 0.11 27.17 13:30:00 4 75.72 0.00 4.18 0.30 0.11 19.69 13:30:00 5 72.05 0.00 3.43 0.16 0.11 24.25 13:30:00 6 74.75 0.00 3.27 0.25 0.11 21.61 13:30:00 7 70.05 0.00 3.66 0.17 0.11 26.01 13:40:30 all 96.73 0.00 3.11 0.00 0.12 0.05 13:40:30 0 96.78 0.00 3.05 0.00 0.12 0.06 13:40:30 1 96.80 0.00 3.05 0.00 0.11 0.04 13:40:30 2 96.45 0.00 3.38 0.00 0.12 0.04 13:40:30 3 96.93 0.00 2.90 0.00 0.11 0.06 13:40:30 4 96.79 0.00 3.02 0.00 0.11 0.07 13:40:30 5 96.68 0.00 3.15 0.00 0.11 0.05 13:40:30 6 96.83 0.00 3.01 0.00 0.11 0.04 13:40:30 7 96.53 0.00 3.30 0.00 0.12 0.04 Average: all 85.23 0.00 3.29 0.11 0.11 11.26 Average: 0 85.19 0.00 3.25 0.15 0.11 11.29 Average: 1 84.39 0.00 3.10 0.09 0.11 12.31 Average: 2 87.89 0.00 3.34 0.12 0.12 8.54 Average: 3 83.39 0.00 3.17 0.08 0.11 13.25 Average: 4 86.54 0.00 3.58 0.15 0.11 9.62 Average: 5 84.70 0.00 3.29 0.08 0.11 11.83 Average: 6 86.09 0.00 3.14 0.12 0.11 10.54 Average: 7 83.65 0.00 3.48 0.08 0.12 12.67