---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2437 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 741 19152 4 12197 30882 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:15:13:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84458sec preferred_lft 84458sec inet6 fe80::f816:3eff:fe15:13ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:b3:11:92:37:a6 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::30b3:11ff:fe92:37a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2437) 08/06/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.02 0.51 19.89 0.62 19.61 12717.36 601.52 00:30:15 31.52 1.87 28.57 1.07 309.04 12672.44 3772.81 Average: 26.33 1.20 24.28 0.85 166.00 12694.64 2205.58 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19312548 28069996 4220436 12.84 189184 8621608 4546780 13.41 2077924 10812764 862596 00:30:15 19799720 31607540 666240 2.03 228592 11496572 1313920 3.87 3057092 9165628 28 Average: 19556134 29838768 2443338 7.44 208888 10059090 2930350 8.64 2567508 9989196 431312 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 224.91 224.91 220.33 220.33 0.00 0.00 0.00 0.00 00:20:01 ens3 69.39 58.49 352.56 15.46 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 9.05 9.05 1.08 1.08 0.00 0.00 0.00 0.00 00:30:15 ens3 146.78 156.36 228.91 2579.02 0.00 0.00 0.00 0.00 00:30:15 docker0 84.68 82.18 1345.24 10.52 0.00 0.00 0.00 0.00 Average: lo 115.73 115.73 109.43 109.43 0.00 0.00 0.00 0.00 Average: ens3 108.54 107.99 290.02 1312.12 0.00 0.00 0.00 0.00 Average: docker0 42.83 41.57 680.43 5.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2437) 08/06/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 32.54 0.00 1.52 0.22 0.11 65.61 00:20:01 0 31.33 0.00 1.50 0.48 0.09 66.60 00:20:01 1 32.97 0.00 1.72 0.04 0.10 65.18 00:20:01 2 33.99 0.00 1.44 0.06 0.10 64.42 00:20:01 3 34.44 0.00 1.38 0.25 0.12 63.80 00:20:01 4 27.34 0.00 1.49 0.11 0.09 70.98 00:20:01 5 31.58 0.00 1.46 0.08 0.15 66.73 00:20:01 6 41.64 0.00 1.69 0.06 0.10 56.51 00:20:01 7 27.07 0.00 1.50 0.64 0.09 70.69 00:30:15 all 8.87 0.00 0.98 0.22 0.05 89.89 00:30:15 0 8.23 0.00 1.19 0.14 0.04 90.39 00:30:15 1 11.45 0.00 1.52 0.18 0.06 86.80 00:30:15 2 13.13 0.00 1.38 0.19 0.05 85.24 00:30:15 3 6.03 0.00 0.92 0.13 0.04 92.88 00:30:15 4 4.17 0.00 0.62 0.51 0.05 94.65 00:30:15 5 6.64 0.00 0.70 0.05 0.04 92.57 00:30:15 6 9.77 0.00 0.76 0.15 0.04 89.28 00:30:15 7 11.51 0.00 0.75 0.36 0.05 87.34 Average: all 20.56 0.00 1.25 0.22 0.08 77.90 Average: 0 19.65 0.00 1.34 0.31 0.07 78.63 Average: 1 22.08 0.00 1.62 0.11 0.08 76.12 Average: 2 23.43 0.00 1.41 0.13 0.07 74.96 Average: 3 20.07 0.00 1.15 0.19 0.08 78.51 Average: 4 15.62 0.00 1.05 0.31 0.07 82.96 Average: 5 18.95 0.00 1.08 0.07 0.09 79.81 Average: 6 25.51 0.00 1.22 0.11 0.07 73.09 Average: 7 19.20 0.00 1.12 0.50 0.07 79.12