---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13393 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: 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 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 902 19878 4 11311 30722 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:dd:1b:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84534sec preferred_lft 84534sec inet6 fe80::f816:3eff:fedd:1bb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:02:5c:85:92:13 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-13393) 08/18/26 _x86_64_ (8 CPU) 08:13:15 LINUX RESTART (8 CPU) 08:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:06 37.48 0.58 16.01 20.89 13.90 4293.14 489354.84 08:40:00 10.68 0.04 9.52 1.12 5.74 2968.98 1921.24 Average: 24.15 0.31 12.78 11.06 9.84 3634.72 246984.34 08:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:06 16762388 25603440 6642272 20.21 471908 7905416 9414036 27.76 1495180 13392788 3348 08:40:00 16094308 25754632 6487396 19.74 478032 8685672 9145436 26.97 1579532 13946732 3352 Average: 16428348 25679036 6564834 19.98 474970 8295544 9279736 27.36 1537356 13669760 3350 08:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:06 lo 4.24 4.24 1.51 1.51 0.00 0.00 0.00 0.00 08:30:06 ens3 191.19 117.69 306.64 52.05 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 3.96 3.96 0.51 0.51 0.00 0.00 0.00 0.00 08:40:00 ens3 128.17 68.86 109.92 36.55 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.10 4.10 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 159.86 93.41 208.82 44.34 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-13393) 08/18/26 _x86_64_ (8 CPU) 08:13:15 LINUX RESTART (8 CPU) 08:20:05 CPU %user %nice %system %iowait %steal %idle 08:30:06 all 80.38 0.00 2.84 0.02 0.13 16.64 08:30:06 0 80.73 0.00 2.83 0.01 0.13 16.29 08:30:06 1 76.78 0.00 3.03 0.01 0.13 20.06 08:30:06 2 79.35 0.00 3.10 0.03 0.13 17.40 08:30:06 3 80.04 0.00 2.85 0.01 0.13 16.98 08:30:06 4 82.25 0.00 2.85 0.01 0.13 14.77 08:30:06 5 78.08 0.00 2.71 0.01 0.13 19.09 08:30:06 6 81.70 0.00 2.60 0.01 0.13 15.56 08:30:06 7 84.10 0.00 2.72 0.09 0.13 12.96 08:40:00 all 96.55 0.00 3.27 0.00 0.14 0.04 08:40:00 0 96.33 0.00 3.48 0.00 0.15 0.05 08:40:00 1 96.59 0.00 3.23 0.00 0.14 0.04 08:40:00 2 96.63 0.00 3.19 0.00 0.14 0.04 08:40:00 3 96.71 0.00 3.13 0.00 0.13 0.03 08:40:00 4 96.58 0.00 3.22 0.00 0.15 0.04 08:40:00 5 96.59 0.00 3.24 0.00 0.13 0.04 08:40:00 6 96.83 0.00 3.00 0.00 0.14 0.03 08:40:00 7 96.16 0.00 3.66 0.00 0.14 0.04 Average: all 88.43 0.00 3.05 0.01 0.13 8.38 Average: 0 88.49 0.00 3.16 0.01 0.14 8.21 Average: 1 86.64 0.00 3.13 0.01 0.13 10.10 Average: 2 87.95 0.00 3.14 0.02 0.13 8.76 Average: 3 88.33 0.00 2.99 0.00 0.13 8.55 Average: 4 89.38 0.00 3.03 0.01 0.14 7.44 Average: 5 87.29 0.00 2.97 0.00 0.13 9.61 Average: 6 89.23 0.00 2.80 0.00 0.14 7.83 Average: 7 90.10 0.00 3.19 0.04 0.13 6.53