---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6187 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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: 5600.00 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 911 19875 4 11305 30712 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:82:40:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.143/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84669sec preferred_lft 84669sec inet6 fe80::f816:3eff:fe82:4033/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:e7:50:90:07:85 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6187) 07/07/26 _x86_64_ (8 CPU) 09:57:33 LINUX RESTART (8 CPU) 10:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:04 349.19 1.84 342.12 5.24 46.99 22018.55 8900.04 10:20:01 9.47 0.23 8.12 1.12 2.70 789.96 899.99 Average: 179.87 1.03 175.65 3.19 24.91 11437.88 4912.69 10:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:04 16478408 25255468 6991600 21.28 468156 7850516 9842076 29.02 1468832 13702540 2620 10:20:01 16403948 25580476 6661684 20.27 475924 8218236 10240732 30.20 1547972 13674688 216860 Average: 16441178 25417972 6826642 20.77 472040 8034376 10041404 29.61 1508402 13688614 109740 10:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:04 lo 1.62 1.62 0.97 0.97 0.00 0.00 0.00 0.00 10:10:04 ens3 446.82 253.54 1390.30 96.43 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 5.96 5.96 0.99 0.99 0.00 0.00 0.00 0.00 10:20:01 ens3 109.80 69.03 84.19 30.36 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.78 3.78 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 278.84 161.58 739.31 63.50 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6187) 07/07/26 _x86_64_ (8 CPU) 09:57:33 LINUX RESTART (8 CPU) 10:00:04 CPU %user %nice %system %iowait %steal %idle 10:10:04 all 71.23 0.00 3.85 0.50 0.13 24.30 10:10:04 0 68.55 0.00 3.97 0.50 0.13 26.85 10:10:04 1 72.23 0.00 3.48 0.33 0.13 23.83 10:10:04 2 72.37 0.00 4.14 0.60 0.12 22.77 10:10:04 3 72.60 0.00 3.99 0.32 0.13 22.96 10:10:04 4 70.75 0.00 3.96 0.57 0.12 24.60 10:10:04 5 71.27 0.00 3.54 0.47 0.12 24.60 10:10:04 6 72.83 0.00 3.63 0.66 0.12 22.76 10:10:04 7 69.22 0.00 4.07 0.54 0.13 26.05 10:20:01 all 96.94 0.00 2.88 0.00 0.15 0.04 10:20:01 0 96.93 0.00 2.89 0.00 0.14 0.04 10:20:01 1 96.77 0.00 3.03 0.00 0.15 0.06 10:20:01 2 96.82 0.00 2.99 0.00 0.14 0.05 10:20:01 3 97.01 0.00 2.81 0.00 0.14 0.04 10:20:01 4 97.10 0.00 2.72 0.00 0.14 0.04 10:20:01 5 96.88 0.00 2.91 0.00 0.15 0.06 10:20:01 6 96.94 0.00 2.88 0.00 0.15 0.03 10:20:01 7 97.05 0.00 2.77 0.00 0.15 0.04 Average: all 84.08 0.00 3.36 0.25 0.14 12.18 Average: 0 82.74 0.00 3.43 0.25 0.14 13.44 Average: 1 84.48 0.00 3.26 0.17 0.14 11.97 Average: 2 84.60 0.00 3.56 0.30 0.13 11.40 Average: 3 84.80 0.00 3.40 0.16 0.13 11.50 Average: 4 83.92 0.00 3.34 0.29 0.13 12.32 Average: 5 84.06 0.00 3.22 0.24 0.14 12.34 Average: 6 84.88 0.00 3.26 0.33 0.13 11.40 Average: 7 83.13 0.00 3.42 0.27 0.14 13.05