---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3675 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 17G 139G 11% / 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 761 19530 4 11800 30863 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:32:04:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe32:457/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:40:59:e7:63:55 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::7440:59ff:fee7:6355/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3675) 04/17/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 13.47 0.22 12.80 0.45 7.02 8439.35 2541.17 00:50:30 57.71 2.16 54.33 1.22 342.06 16125.22 6812.02 Average: 36.34 1.22 34.27 0.85 180.20 12412.10 4748.73 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 21864832 28769788 3528712 10.74 167592 6865272 3842372 11.33 1795236 8647292 619100 00:50:30 20261428 31658896 615904 1.87 233864 11091856 1415360 4.17 3021732 8769096 92 Average: 21063130 30214342 2072308 6.31 200728 8978564 2628866 7.75 2408484 8708194 309596 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.54 1.54 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 69.21 54.22 240.53 13.88 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:30 lo 199.53 199.53 195.95 195.95 0.00 0.00 0.00 0.00 00:50:30 ens3 128.25 114.52 417.31 1290.86 0.00 0.00 0.00 0.00 00:50:30 docker0 81.76 80.21 1280.50 153.77 0.00 0.00 0.00 0.00 00:50:30 veth5c08721 76.36 73.46 1281.21 9.80 0.00 0.00 0.00 0.10 Average: lo 103.88 103.88 101.36 101.36 0.00 0.00 0.00 0.00 Average: ens3 99.73 85.39 331.91 673.93 0.00 0.00 0.00 0.00 Average: docker0 42.26 41.46 661.87 79.48 0.00 0.00 0.00 0.00 Average: veth5c08721 39.47 37.97 662.24 5.06 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3675) 04/17/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 32.57 0.00 1.32 0.05 0.08 65.99 00:40:00 0 29.32 0.00 1.10 0.00 0.08 69.50 00:40:00 1 30.78 0.00 1.59 0.23 0.08 67.32 00:40:00 2 42.03 0.00 1.64 0.03 0.09 56.21 00:40:00 3 30.49 0.00 1.14 0.01 0.07 68.29 00:40:00 4 35.65 0.00 1.27 0.09 0.08 62.90 00:40:00 5 35.39 0.00 1.29 0.01 0.09 63.22 00:40:00 6 29.68 0.00 1.34 0.00 0.08 68.91 00:40:00 7 27.19 0.00 1.17 0.02 0.07 71.55 00:50:30 all 12.66 0.00 1.22 0.19 0.05 85.87 00:50:30 0 12.35 0.00 1.24 0.07 0.05 86.29 00:50:30 1 11.10 0.00 1.21 0.26 0.05 87.37 00:50:30 2 18.02 0.00 1.54 0.19 0.05 80.19 00:50:30 3 9.42 0.00 0.95 0.28 0.05 89.30 00:50:30 4 11.29 0.00 0.88 0.45 0.04 87.34 00:50:30 5 11.05 0.00 0.76 0.08 0.05 88.07 00:50:30 6 13.87 0.00 1.76 0.06 0.05 84.27 00:50:30 7 14.21 0.00 1.45 0.14 0.06 84.14 Average: all 22.27 0.00 1.27 0.12 0.06 76.27 Average: 0 20.54 0.00 1.17 0.04 0.06 78.19 Average: 1 20.61 0.00 1.39 0.25 0.06 77.68 Average: 2 29.61 0.00 1.59 0.11 0.07 68.62 Average: 3 19.59 0.00 1.05 0.15 0.06 79.15 Average: 4 23.05 0.00 1.07 0.28 0.06 75.54 Average: 5 22.81 0.00 1.02 0.04 0.07 76.06 Average: 6 21.50 0.00 1.55 0.03 0.06 76.85 Average: 7 20.47 0.00 1.32 0.08 0.07 78.06