---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5525 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 29G 127G 19% / 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 869 7657 4 23565 30755 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:94:66:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84944sec preferred_lft 84944sec inet6 fe80::f816:3eff:fe94:6634/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:e9:75:5f:0b:81 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::d8e9:75ff:fe5f:b81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5525) 07/06/26 _x86_64_ (8 CPU) 07:56:57 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 307.69 0.64 295.75 11.30 434.91 66451.03 326570.13 08:20:00 298.47 1.27 270.25 26.96 16.78 44699.20 844028.64 Average: 303.08 0.95 282.99 19.13 225.74 55569.86 585424.38 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 14436144 31134184 1118520 3.40 398948 16011772 1669560 4.92 6129000 11231592 324 08:20:00 7470380 31009844 1190276 3.62 634408 22121240 1752108 5.17 11933944 11871268 0 Average: 10953262 31072014 1154398 3.51 516678 19066506 1710834 5.05 9031472 11551430 162 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 08:10:00 ens3 181.68 113.38 2213.38 2098.97 0.00 0.00 0.00 0.00 08:10:00 docker0 18.51 49.35 1.16 817.81 0.00 0.00 0.00 0.00 08:20:00 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 08:20:00 ens3 145.28 92.28 1737.55 2365.72 0.00 0.00 0.00 0.00 08:20:00 docker0 28.22 45.62 2.23 926.54 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 163.47 102.82 1975.35 2232.41 0.00 0.00 0.00 0.00 Average: docker0 23.37 47.48 1.69 872.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5525) 07/06/26 _x86_64_ (8 CPU) 07:56:57 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 9.58 0.00 3.83 1.27 0.09 85.23 08:10:00 0 10.02 0.00 4.09 1.28 0.07 84.54 08:10:00 1 10.32 0.00 3.85 0.85 0.07 84.91 08:10:00 2 9.19 0.00 4.14 1.69 0.07 84.90 08:10:00 3 9.10 0.00 3.59 1.03 0.07 86.21 08:10:00 4 11.53 0.00 3.76 0.93 0.07 83.71 08:10:00 5 9.76 0.00 4.02 1.20 0.07 84.94 08:10:00 6 7.48 0.00 3.39 1.93 0.14 87.07 08:10:00 7 9.27 0.00 3.80 1.24 0.16 85.53 08:20:00 all 14.03 0.00 4.31 0.51 0.07 81.09 08:20:00 0 13.24 0.00 4.11 0.29 0.07 82.29 08:20:00 1 13.03 0.00 3.94 0.30 0.07 82.66 08:20:00 2 15.53 0.00 4.69 0.64 0.07 79.08 08:20:00 3 12.94 0.00 4.26 0.37 0.07 82.36 08:20:00 4 14.18 0.00 4.58 0.33 0.07 80.84 08:20:00 5 13.51 0.00 4.36 0.27 0.06 81.80 08:20:00 6 15.93 0.00 4.55 0.67 0.07 78.79 08:20:00 7 13.86 0.00 3.97 1.18 0.06 80.93 Average: all 11.80 0.00 4.07 0.89 0.08 83.16 Average: 0 11.63 0.00 4.10 0.79 0.07 83.42 Average: 1 11.68 0.00 3.89 0.58 0.07 83.78 Average: 2 12.36 0.00 4.41 1.17 0.07 81.99 Average: 3 11.02 0.00 3.92 0.70 0.07 84.29 Average: 4 12.85 0.00 4.17 0.63 0.07 82.28 Average: 5 11.64 0.00 4.19 0.74 0.07 83.37 Average: 6 11.69 0.00 3.97 1.30 0.10 82.94 Average: 7 11.57 0.00 3.88 1.21 0.11 83.23