---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12475 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 921 19765 4 11405 30703 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:bc:2d:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.170/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:febc:2d91/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:eb:83:0c:2f:89 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-12475) 08/14/26 _x86_64_ (8 CPU) 09:12:29 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:12 22.50 0.76 20.66 1.08 18.81 4840.20 763.57 09:40:12 9.84 0.04 8.67 1.12 5.68 1544.03 570.71 Average: 16.22 0.40 14.72 1.10 12.30 3206.47 667.98 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:12 14634300 23552296 8691892 26.45 474172 7978548 11155924 32.90 1512516 15488072 988 09:40:12 15748044 25082744 7157972 21.78 480976 8361296 13200868 38.93 1592672 14271732 3696 Average: 15191172 24317520 7924932 24.12 477574 8169922 12178396 35.91 1552594 14879902 2342 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:12 lo 3.92 3.92 1.29 1.29 0.00 0.00 0.00 0.00 09:30:12 ens3 244.41 148.38 422.31 63.58 0.00 0.00 0.00 0.00 09:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:12 lo 4.30 4.30 0.71 0.71 0.00 0.00 0.00 0.00 09:40:12 ens3 134.76 77.15 105.74 34.46 0.00 0.00 0.00 0.00 09:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.11 4.11 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 190.06 113.07 265.41 49.15 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-12475) 08/14/26 _x86_64_ (8 CPU) 09:12:29 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:12 all 82.33 0.00 2.79 0.08 0.24 14.56 09:30:12 0 84.44 0.00 2.55 0.01 0.30 12.70 09:30:12 1 83.96 0.00 2.57 0.01 0.23 13.23 09:30:12 2 81.78 0.00 2.94 0.02 0.23 15.02 09:30:12 3 82.03 0.00 2.85 0.03 0.22 14.88 09:30:12 4 80.45 0.00 2.90 0.01 0.24 16.41 09:30:12 5 82.01 0.00 2.63 0.31 0.26 14.79 09:30:12 6 83.81 0.00 3.06 0.26 0.22 12.65 09:30:12 7 80.17 0.00 2.80 0.01 0.21 16.81 09:40:12 all 96.81 0.00 2.96 0.00 0.19 0.03 09:40:12 0 96.96 0.00 2.81 0.01 0.19 0.04 09:40:12 1 96.66 0.00 3.11 0.00 0.19 0.04 09:40:12 2 96.71 0.00 3.08 0.00 0.19 0.03 09:40:12 3 97.10 0.00 2.66 0.00 0.19 0.05 09:40:12 4 96.75 0.00 3.03 0.00 0.19 0.02 09:40:12 5 96.62 0.00 3.16 0.00 0.19 0.03 09:40:12 6 96.86 0.00 2.93 0.00 0.18 0.02 09:40:12 7 96.84 0.00 2.93 0.00 0.18 0.04 Average: all 89.51 0.00 2.88 0.04 0.21 7.36 Average: 0 90.64 0.00 2.68 0.01 0.24 6.42 Average: 1 90.25 0.00 2.84 0.00 0.21 6.69 Average: 2 89.18 0.00 3.01 0.01 0.21 7.59 Average: 3 89.50 0.00 2.76 0.01 0.20 7.53 Average: 4 88.53 0.00 2.96 0.00 0.22 8.28 Average: 5 89.25 0.00 2.90 0.16 0.22 7.47 Average: 6 90.28 0.00 2.99 0.13 0.20 6.39 Average: 7 88.43 0.00 2.87 0.01 0.20 8.50