---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38500 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: 5599.94 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 750 19024 4 12317 30873 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:47:e3:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84548sec preferred_lft 84548sec inet6 fe80::f816:3eff:fe47:e301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:dd:63:5b:66:94 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::74dd:63ff:fe5b:6694/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-38500) 07/25/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 11.98 0.26 11.15 0.57 9.64 5300.11 1313.71 01:00:25 64.00 2.10 46.21 15.69 307.91 23718.91 471116.16 Average: 38.58 1.20 29.08 8.30 162.16 14718.78 241552.73 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24398864 28783876 3524252 10.72 145972 4450076 3587840 10.58 823256 7179304 780 01:00:25 19733260 31650020 625104 1.90 227684 11603800 1411776 4.16 3105536 9193340 80 Average: 22066062 30216948 2074678 6.31 186828 8026938 2499808 7.37 1964396 8186322 430 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.70 5.70 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 66.34 53.81 305.72 13.40 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:25 lo 229.41 229.41 224.22 224.22 0.00 0.00 0.00 0.00 01:00:25 ens3 78.68 65.11 522.74 102.78 0.00 0.00 0.00 0.00 01:00:25 docker0 7.67 6.54 88.67 1.26 0.00 0.00 0.00 0.00 01:00:25 vethfab7d05 7.66 6.54 88.77 1.26 0.00 0.00 0.00 0.01 Average: lo 120.10 120.10 114.92 114.92 0.00 0.00 0.00 0.00 Average: ens3 72.65 59.59 416.69 59.10 0.00 0.00 0.00 0.00 Average: docker0 3.92 3.34 45.34 0.65 0.00 0.00 0.00 0.00 Average: vethfab7d05 3.92 3.35 45.40 0.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-38500) 07/25/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.92 0.00 1.34 0.04 0.07 59.62 00:50:01 0 38.64 0.00 1.34 0.01 0.07 59.93 00:50:01 1 38.31 0.00 1.41 0.03 0.07 60.17 00:50:01 2 39.96 0.00 1.48 0.02 0.08 58.46 00:50:01 3 45.65 0.00 1.29 0.02 0.08 52.96 00:50:01 4 40.75 0.00 1.45 0.11 0.07 57.62 00:50:01 5 36.60 0.00 1.21 0.04 0.08 62.08 00:50:01 6 38.76 0.00 1.33 0.03 0.08 59.81 00:50:01 7 32.72 0.00 1.22 0.09 0.07 65.90 01:00:25 all 17.12 0.00 1.26 0.29 0.06 81.28 01:00:25 0 9.16 0.00 0.83 0.33 0.05 89.63 01:00:25 1 20.90 0.00 1.46 0.10 0.06 77.49 01:00:25 2 18.16 0.00 1.31 0.49 0.06 79.98 01:00:25 3 18.30 0.00 1.28 0.16 0.06 80.20 01:00:25 4 16.35 0.00 1.10 0.23 0.05 82.26 01:00:25 5 15.09 0.00 1.40 0.62 0.06 82.84 01:00:25 6 20.11 0.00 1.47 0.30 0.06 78.07 01:00:25 7 18.90 0.00 1.24 0.08 0.05 79.73 Average: all 27.78 0.00 1.30 0.17 0.06 70.69 Average: 0 23.57 0.00 1.08 0.18 0.06 75.12 Average: 1 29.42 0.00 1.44 0.06 0.06 69.01 Average: 2 28.81 0.00 1.39 0.26 0.07 69.47 Average: 3 31.67 0.00 1.29 0.09 0.07 66.89 Average: 4 28.27 0.00 1.27 0.17 0.06 70.23 Average: 5 25.61 0.00 1.30 0.34 0.07 72.69 Average: 6 29.23 0.00 1.40 0.17 0.07 69.14 Average: 7 25.65 0.00 1.23 0.09 0.06 72.97