---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4241 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 29G 127G 19% / 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 857 7708 4 23525 30766 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:a5:d0:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.176/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84825sec preferred_lft 84825sec inet6 fe80::f816:3eff:fea5:d01c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:62:be:7d:25:ce 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::d062:beff:fe7d:25ce/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4241) 05/27/26 _x86_64_ (8 CPU) 07:56:30 LINUX RESTART (8 CPU) 08:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 278.34 0.29 267.79 10.26 211.05 59073.08 318744.80 08:20:17 212.45 1.38 206.61 4.45 17.71 38684.54 122227.70 Average: 244.79 0.85 236.64 7.30 112.60 48691.51 218680.99 08:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 15316332 31198548 1056592 3.22 383032 15245120 1673180 4.93 5503596 11029016 272132 08:20:17 5814288 30988216 1206708 3.67 594896 23698556 1806668 5.33 9941144 15392164 1769204 Average: 10565310 31093382 1131650 3.44 488964 19471838 1739924 5.13 7722370 13210590 1020668 08:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 08:10:00 ens3 152.78 90.38 1873.00 2114.95 0.00 0.00 0.00 0.00 08:10:00 docker0 9.72 27.49 0.65 558.25 0.00 0.00 0.00 0.00 08:20:17 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:20:17 ens3 115.38 77.44 1632.00 1591.57 0.00 0.00 0.00 0.00 08:20:17 docker0 26.93 41.07 2.12 845.36 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 133.73 83.79 1750.29 1848.45 0.00 0.00 0.00 0.00 Average: docker0 18.48 34.40 1.39 704.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4241) 05/27/26 _x86_64_ (8 CPU) 07:56:30 LINUX RESTART (8 CPU) 08:00:04 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 7.75 0.00 3.00 3.41 0.06 85.78 08:10:00 0 5.83 0.00 2.64 2.38 0.06 89.10 08:10:00 1 7.34 0.00 3.12 4.04 0.07 85.43 08:10:00 2 7.34 0.00 2.95 2.58 0.06 87.07 08:10:00 3 11.30 0.00 3.46 5.00 0.07 80.17 08:10:00 4 6.47 0.00 3.04 4.01 0.06 86.42 08:10:00 5 7.45 0.00 2.99 3.86 0.06 85.63 08:10:00 6 7.58 0.00 2.76 2.81 0.06 86.80 08:10:00 7 8.67 0.00 3.06 2.58 0.06 85.63 08:20:17 all 13.36 0.00 3.64 1.29 0.10 81.60 08:20:17 0 10.49 0.00 3.36 1.67 0.07 84.41 08:20:17 1 16.38 0.00 4.21 1.30 0.09 78.02 08:20:17 2 12.12 0.00 3.45 0.95 0.07 83.40 08:20:17 3 13.48 0.00 4.07 2.39 0.15 79.91 08:20:17 4 14.31 0.00 3.51 0.93 0.07 81.18 08:20:17 5 14.91 0.00 3.58 1.07 0.13 80.31 08:20:17 6 12.73 0.00 3.75 1.53 0.10 81.89 08:20:17 7 12.48 0.00 3.22 0.53 0.08 83.69 Average: all 10.60 0.00 3.33 2.33 0.08 83.66 Average: 0 8.20 0.00 3.00 2.02 0.06 86.72 Average: 1 11.93 0.00 3.67 2.65 0.08 81.67 Average: 2 9.78 0.00 3.20 1.75 0.07 85.20 Average: 3 12.41 0.00 3.77 3.67 0.11 80.04 Average: 4 10.45 0.00 3.28 2.44 0.07 83.75 Average: 5 11.24 0.00 3.29 2.44 0.10 82.92 Average: 6 10.19 0.00 3.26 2.16 0.08 84.30 Average: 7 10.61 0.00 3.14 1.54 0.07 84.64