---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6915 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 737 19077 4 12277 30886 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:77:55:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84521sec preferred_lft 84521sec inet6 fe80::f816:3eff:fe77:5546/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:df:3f:22:5c:df 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::14df:3fff:fe22:5cdf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-6915) 09/11/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:34 19.90 0.51 18.86 0.53 18.67 15319.57 467.27 00:30:34 29.85 1.92 26.91 1.03 314.15 10233.67 2630.11 Average: 24.87 1.21 22.88 0.78 166.41 12776.58 1548.71 00:10:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:34 18948120 27782540 4507032 13.71 189860 8696584 4676912 13.79 2095520 11155536 24 00:30:34 18212492 30202820 2068652 6.29 229392 11670812 2707916 7.99 3093668 10733524 39184 Average: 18580306 28992680 3287842 10.00 209626 10183698 3692414 10.89 2594594 10944530 19604 00:10:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:34 lo 229.69 229.69 224.63 224.63 0.00 0.00 0.00 0.00 00:20:34 ens3 54.67 49.58 316.33 12.26 0.00 0.00 0.00 0.00 00:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:34 lo 15.77 15.77 1.75 1.75 0.00 0.00 0.00 0.00 00:30:34 ens3 195.94 206.18 401.38 2776.69 0.00 0.00 0.00 0.00 00:30:34 docker0 88.03 81.51 1386.39 10.60 0.00 0.00 0.00 0.00 Average: lo 122.73 122.73 113.19 113.19 0.00 0.00 0.00 0.00 Average: ens3 125.30 127.88 358.86 1394.50 0.00 0.00 0.00 0.00 Average: docker0 44.02 40.76 693.21 5.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-6915) 09/11/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:34 CPU %user %nice %system %iowait %steal %idle 00:20:34 all 25.51 0.00 1.35 0.11 0.02 73.00 00:20:34 0 26.57 0.00 1.43 0.02 0.02 71.96 00:20:34 1 26.72 0.00 1.39 0.11 0.02 71.76 00:20:34 2 23.46 0.00 1.55 0.06 0.03 74.90 00:20:34 3 26.20 0.00 1.47 0.09 0.02 72.23 00:20:34 4 24.61 0.00 1.41 0.31 0.02 73.65 00:20:34 5 27.37 0.00 1.24 0.11 0.02 71.26 00:20:34 6 28.06 0.00 1.28 0.11 0.02 70.52 00:20:34 7 21.11 0.00 1.02 0.09 0.02 77.76 00:30:34 all 11.67 0.00 1.14 0.13 0.01 87.05 00:30:34 0 12.16 0.00 2.08 0.11 0.01 85.65 00:30:34 1 20.27 0.00 1.59 0.07 0.01 78.06 00:30:34 2 9.09 0.00 1.04 0.10 0.01 89.77 00:30:34 3 9.83 0.00 1.24 0.27 0.01 88.66 00:30:34 4 6.45 0.00 0.75 0.14 0.01 92.66 00:30:34 5 12.80 0.00 0.96 0.10 0.01 86.13 00:30:34 6 14.25 0.00 0.88 0.19 0.01 84.67 00:30:34 7 8.52 0.00 0.62 0.08 0.01 90.77 Average: all 18.58 0.00 1.25 0.12 0.01 80.03 Average: 0 19.36 0.00 1.76 0.06 0.01 78.81 Average: 1 23.50 0.00 1.49 0.09 0.02 74.91 Average: 2 16.28 0.00 1.29 0.08 0.02 82.33 Average: 3 18.01 0.00 1.35 0.18 0.01 80.44 Average: 4 15.52 0.00 1.08 0.22 0.01 83.16 Average: 5 20.08 0.00 1.10 0.10 0.02 78.70 Average: 6 21.14 0.00 1.08 0.15 0.02 77.61 Average: 7 14.79 0.00 0.82 0.09 0.02 84.29