---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26938 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 776 19017 4 12298 30847 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:02:92:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe02:9215/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:d1:30:f1:63:b7 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::c0d1:30ff:fef1:63b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26938) 06/13/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.25 0.50 21.16 0.59 17.58 15338.54 284.14 00:30:07 28.82 1.99 25.81 1.02 309.03 10006.83 2450.56 Average: 25.55 1.25 23.50 0.81 164.02 12659.66 1372.64 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19103988 27967216 4321972 13.15 190636 8724864 4391960 12.95 2142156 10944108 384 00:30:07 18909480 30886192 1386200 4.22 230012 11657900 1991820 5.87 3135676 10020128 53808 Average: 19006734 29426704 2854086 8.68 210324 10191382 3191890 9.41 2638916 10482118 27096 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 234.10 234.10 228.84 228.84 0.00 0.00 0.00 0.00 00:20:01 ens3 59.11 49.69 320.02 13.10 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 00:30:07 lo 15.85 15.85 1.80 1.80 0.00 0.00 0.00 0.00 00:30:07 ens3 179.53 189.66 335.11 2728.89 0.00 0.00 0.00 0.00 00:30:07 docker0 79.84 76.40 1363.24 10.22 0.00 0.00 0.00 0.00 Average: lo 124.44 124.44 114.77 114.77 0.00 0.00 0.00 0.00 Average: ens3 119.61 120.02 327.60 1377.63 0.00 0.00 0.00 0.00 Average: docker0 40.11 38.39 684.95 5.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-26938) 06/13/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.91 0.00 1.30 0.11 0.06 70.61 00:20:01 0 25.12 0.00 1.07 0.00 0.06 73.75 00:20:01 1 25.81 0.00 1.14 0.16 0.06 72.83 00:20:01 2 38.83 0.00 1.49 0.12 0.07 59.49 00:20:01 3 27.33 0.00 1.38 0.06 0.06 71.17 00:20:01 4 25.24 0.00 1.38 0.22 0.06 73.10 00:20:01 5 32.21 0.00 1.37 0.01 0.07 66.35 00:20:01 6 24.15 0.00 1.06 0.02 0.06 74.71 00:20:01 7 24.62 0.00 1.52 0.29 0.06 73.50 00:30:07 all 10.79 0.00 1.02 0.11 0.05 88.02 00:30:07 0 11.69 0.00 1.16 0.04 0.05 87.07 00:30:07 1 12.90 0.00 0.90 0.11 0.05 86.03 00:30:07 2 7.43 0.00 0.55 0.08 0.05 91.89 00:30:07 3 9.08 0.00 0.68 0.21 0.05 89.98 00:30:07 4 5.52 0.00 0.47 0.09 0.05 93.86 00:30:07 5 16.64 0.00 1.83 0.03 0.05 81.44 00:30:07 6 15.88 0.00 1.66 0.08 0.05 82.33 00:30:07 7 7.18 0.00 0.95 0.22 0.05 91.59 Average: all 19.30 0.00 1.16 0.11 0.06 79.37 Average: 0 18.36 0.00 1.11 0.02 0.05 80.45 Average: 1 19.32 0.00 1.02 0.14 0.06 79.47 Average: 2 23.05 0.00 1.02 0.10 0.06 75.78 Average: 3 18.15 0.00 1.02 0.14 0.06 80.63 Average: 4 15.33 0.00 0.92 0.16 0.05 83.54 Average: 5 24.38 0.00 1.60 0.02 0.06 73.94 Average: 6 19.99 0.00 1.36 0.05 0.06 78.54 Average: 7 15.85 0.00 1.24 0.26 0.06 82.60