---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35835 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 780 19118 4 12193 30844 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:d8:64:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fed8:64e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:db:a2:9e:e0:e7 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::14db:a2ff:fe9e:e0e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35835) 07/15/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.83 0.48 22.59 0.75 17.41 15285.21 1338.41 00:30:01 46.19 1.88 27.76 16.55 314.11 10224.09 485688.31 Average: 34.99 1.18 25.17 8.64 165.49 12759.24 243073.66 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18998760 27745556 4544156 13.83 190716 8609012 4560496 13.45 2080508 11113772 380 00:30:01 18341236 30306908 1964856 5.98 231080 11643616 2563756 7.56 3086524 10628864 115008 Average: 18669998 29026232 3254506 9.90 210898 10126314 3562126 10.50 2583516 10871318 57694 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 226.95 226.95 222.48 222.48 0.00 0.00 0.00 0.00 00:20:01 ens3 55.57 48.19 318.85 12.69 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 15.89 15.89 1.76 1.76 0.00 0.00 0.00 0.00 00:30:01 ens3 196.19 200.36 487.94 2760.34 0.00 0.00 0.00 0.00 00:30:01 docker0 84.11 79.95 1378.55 10.50 0.00 0.00 0.00 0.00 Average: lo 121.61 121.61 112.32 112.32 0.00 0.00 0.00 0.00 Average: ens3 125.75 124.14 403.25 1384.02 0.00 0.00 0.00 0.00 Average: docker0 41.98 39.90 688.02 5.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35835) 07/15/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.26 0.00 1.26 0.28 0.06 71.13 00:20:01 0 25.21 0.00 1.05 0.45 0.06 73.24 00:20:01 1 25.56 0.00 1.31 0.08 0.07 72.99 00:20:01 2 30.42 0.00 1.79 0.80 0.07 66.92 00:20:01 3 31.80 0.00 1.26 0.38 0.06 66.50 00:20:01 4 25.77 0.00 1.24 0.18 0.06 72.74 00:20:01 5 30.99 0.00 1.26 0.07 0.07 67.61 00:20:01 6 25.89 0.00 1.09 0.18 0.06 72.79 00:20:01 7 22.43 0.00 1.09 0.13 0.06 76.29 00:30:01 all 11.20 0.00 1.00 0.18 0.04 87.58 00:30:01 0 11.03 0.00 1.13 0.22 0.04 87.57 00:30:01 1 12.10 0.00 1.04 0.07 0.05 86.74 00:30:01 2 10.14 0.00 0.86 0.20 0.04 88.75 00:30:01 3 10.21 0.00 0.60 0.26 0.04 88.88 00:30:01 4 10.60 0.00 0.63 0.17 0.04 88.57 00:30:01 5 11.54 0.00 0.88 0.35 0.05 87.18 00:30:01 6 12.96 0.00 1.45 0.07 0.05 85.48 00:30:01 7 11.01 0.00 1.39 0.09 0.05 87.46 Average: all 19.24 0.00 1.13 0.23 0.05 79.35 Average: 0 18.13 0.00 1.09 0.33 0.05 80.40 Average: 1 18.83 0.00 1.17 0.08 0.06 79.87 Average: 2 20.29 0.00 1.33 0.50 0.05 77.82 Average: 3 21.01 0.00 0.93 0.32 0.05 77.68 Average: 4 18.18 0.00 0.93 0.18 0.05 80.65 Average: 5 21.28 0.00 1.07 0.21 0.06 77.38 Average: 6 19.43 0.00 1.27 0.12 0.05 79.13 Average: 7 16.73 0.00 1.24 0.11 0.05 81.87