---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4958 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 781 18881 4 12429 30843 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:5d:9b:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe5d:9bd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:b0:0e:0d:95:aa 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::84b0:eff:fe0d:95aa/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-4958) 04/21/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 24.60 0.50 23.53 0.58 17.63 15464.00 1209.38 00:30:09 51.56 1.98 48.41 1.17 307.38 10475.65 6873.96 Average: 38.22 1.25 36.09 0.88 163.95 12944.88 4069.99 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18704080 27573704 4715372 14.35 190652 8737416 4991940 14.72 2223196 11273956 12184 00:30:09 19543992 31590708 680184 2.07 236940 11722216 1311588 3.87 3256780 9221668 136 Average: 19124036 29582206 2697778 8.21 213796 10229816 3151764 9.29 2739988 10247812 6160 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 239.17 239.17 233.12 233.12 0.00 0.00 0.00 0.00 00:20:01 ens3 65.76 54.28 323.39 14.09 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 00:30:09 lo 9.62 9.62 2.38 2.38 0.00 0.00 0.00 0.00 00:30:09 ens3 162.18 178.88 323.37 2622.12 0.00 0.00 0.00 0.00 00:30:09 docker0 98.14 93.44 1359.00 160.19 0.00 0.00 0.00 0.00 Average: lo 123.25 123.25 116.59 116.59 0.00 0.00 0.00 0.00 Average: ens3 114.46 117.21 323.38 1331.14 0.00 0.00 0.00 0.00 Average: docker0 49.56 47.19 686.30 80.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-4958) 04/21/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.29 0.00 1.37 0.12 0.08 69.13 00:20:01 0 34.20 0.00 1.54 0.08 0.08 64.11 00:20:01 1 30.68 0.00 1.39 0.06 0.07 67.79 00:20:01 2 28.78 0.00 1.36 0.43 0.07 69.35 00:20:01 3 27.88 0.00 1.39 0.03 0.08 70.62 00:20:01 4 28.66 0.00 1.49 0.15 0.08 69.61 00:20:01 5 30.32 0.00 1.43 0.13 0.08 68.04 00:20:01 6 22.22 0.00 1.16 0.07 0.07 76.48 00:20:01 7 31.61 0.00 1.22 0.03 0.08 67.06 00:30:09 all 9.32 0.00 1.11 0.16 0.04 89.38 00:30:09 0 7.29 0.00 0.72 0.12 0.03 91.84 00:30:09 1 7.06 0.00 0.75 0.17 0.04 91.98 00:30:09 2 12.34 0.00 1.82 0.43 0.04 85.36 00:30:09 3 15.18 0.00 2.05 0.09 0.05 82.63 00:30:09 4 6.66 0.00 0.92 0.16 0.04 92.22 00:30:09 5 12.60 0.00 1.08 0.04 0.04 86.23 00:30:09 6 7.52 0.00 0.80 0.03 0.03 91.62 00:30:09 7 5.87 0.00 0.70 0.20 0.04 93.20 Average: all 19.20 0.00 1.24 0.14 0.06 79.37 Average: 0 20.59 0.00 1.13 0.10 0.05 78.13 Average: 1 18.74 0.00 1.07 0.12 0.06 80.02 Average: 2 20.47 0.00 1.60 0.43 0.06 77.44 Average: 3 21.46 0.00 1.72 0.06 0.06 76.69 Average: 4 17.54 0.00 1.20 0.16 0.06 81.04 Average: 5 21.36 0.00 1.26 0.09 0.06 77.23 Average: 6 14.79 0.00 0.98 0.05 0.05 84.13 Average: 7 18.61 0.00 0.96 0.11 0.06 80.27