---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37237 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 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 766 19438 4 11887 30858 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:36:1a:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84596sec preferred_lft 84596sec inet6 fe80::f816:3eff:fe36:1a15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:97:bd:28:3c:8d 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::cc97:bdff:fe28:3c8d/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-37237) 07/20/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 15.30 0.30 14.55 0.45 11.67 10319.39 95.87 00:50:00 45.45 2.08 42.08 1.28 318.67 14424.29 4609.60 Average: 30.36 1.19 28.30 0.87 165.04 12370.04 2350.76 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21687388 28936304 3360224 10.23 171112 7191260 3980936 11.74 1869332 8736244 105384 00:50:00 20103732 31595052 680148 2.07 230388 11188016 1305508 3.85 3024000 8918708 12232 Average: 20895560 30265678 2020186 6.15 200750 9189638 2643222 7.79 2446666 8827476 58808 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 61.93 51.15 237.94 13.82 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 199.77 199.77 196.14 196.14 0.00 0.00 0.00 0.00 00:50:00 ens3 120.76 108.35 339.95 1358.36 0.00 0.00 0.00 0.00 00:50:00 docker0 81.10 79.83 1349.24 10.59 0.00 0.00 0.00 0.00 Average: lo 100.64 100.64 98.07 98.07 0.00 0.00 0.00 0.00 Average: ens3 91.32 79.73 288.90 685.50 0.00 0.00 0.00 0.00 Average: docker0 40.51 39.88 674.03 5.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37237) 07/20/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.03 0.00 1.34 0.07 0.07 64.49 00:40:01 0 37.78 0.00 1.47 0.11 0.07 60.56 00:40:01 1 37.00 0.00 1.33 0.16 0.08 61.44 00:40:01 2 38.83 0.00 1.70 0.04 0.07 59.35 00:40:01 3 33.73 0.00 1.36 0.13 0.07 64.70 00:40:01 4 24.50 0.00 1.04 0.02 0.06 74.38 00:40:01 5 34.20 0.00 1.26 0.02 0.07 64.46 00:40:01 6 36.59 0.00 1.28 0.02 0.07 62.04 00:40:01 7 29.65 0.00 1.31 0.06 0.08 68.90 00:50:00 all 11.04 0.00 1.12 0.16 0.05 87.63 00:50:00 0 9.23 0.00 0.80 0.05 0.05 89.86 00:50:00 1 19.10 0.00 2.10 0.13 0.06 78.62 00:50:00 2 16.43 0.00 1.82 0.08 0.06 81.61 00:50:00 3 13.32 0.00 1.40 0.11 0.06 85.12 00:50:00 4 9.65 0.00 0.91 0.08 0.05 89.31 00:50:00 5 7.17 0.00 0.58 0.09 0.06 92.10 00:50:00 6 7.51 0.00 0.78 0.43 0.05 91.23 00:50:00 7 5.94 0.00 0.55 0.30 0.04 93.16 Average: all 22.55 0.00 1.23 0.11 0.06 76.05 Average: 0 23.52 0.00 1.14 0.08 0.06 75.21 Average: 1 28.05 0.00 1.71 0.14 0.07 70.03 Average: 2 27.63 0.00 1.76 0.06 0.06 70.49 Average: 3 23.53 0.00 1.38 0.12 0.06 74.90 Average: 4 17.10 0.00 0.97 0.05 0.06 81.82 Average: 5 20.69 0.00 0.92 0.05 0.06 78.27 Average: 6 22.06 0.00 1.03 0.23 0.06 76.62 Average: 7 17.80 0.00 0.93 0.18 0.06 81.02