---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34114 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 756 19008 4 12327 30867 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:9e:a5:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe9e:a5ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:c1:1b:a3:82:a7 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::e0c1:1bff:fea3:82a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-34114) 08/11/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.58 0.27 11.68 0.63 10.36 5662.04 773.77 01:00:00 35.77 2.01 32.70 1.06 287.22 23287.30 1253.75 Average: 24.16 1.14 22.18 0.84 148.65 14465.93 1013.52 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24455944 28857164 3451092 10.50 145844 4466952 3746588 11.05 823012 7124844 192 01:00:00 19866388 31651064 627300 1.91 223020 11487812 1455832 4.29 3002524 9160732 260004 Average: 22161166 30254114 2039196 6.21 184432 7977382 2601210 7.67 1912768 8142788 130098 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.66 5.66 0.54 0.54 0.00 0.00 0.00 0.00 00:50:01 ens3 74.88 57.05 304.85 13.98 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 241.59 241.59 236.12 236.12 0.00 0.00 0.00 0.00 01:00:00 ens3 75.69 58.31 543.41 14.34 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 123.51 123.51 118.22 118.22 0.00 0.00 0.00 0.00 Average: ens3 75.28 57.68 424.01 14.16 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-34114) 08/11/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.27 0.00 1.46 0.04 0.07 60.16 00:50:01 0 37.79 0.00 1.32 0.01 0.07 60.81 00:50:01 1 39.96 0.00 1.40 0.01 0.07 58.55 00:50:01 2 34.29 0.00 1.50 0.04 0.07 64.10 00:50:01 3 40.62 0.00 1.73 0.02 0.08 57.55 00:50:01 4 36.73 0.00 1.40 0.18 0.07 61.61 00:50:01 5 43.54 0.00 1.61 0.02 0.08 54.75 00:50:01 6 34.68 0.00 1.37 0.02 0.07 63.86 00:50:01 7 38.52 0.00 1.32 0.03 0.07 60.05 01:00:00 all 18.28 0.00 1.32 0.22 0.06 80.12 01:00:00 0 22.01 0.00 1.33 0.11 0.06 76.50 01:00:00 1 19.02 0.00 1.32 0.14 0.06 79.47 01:00:00 2 17.46 0.00 1.16 0.42 0.07 80.89 01:00:00 3 17.23 0.00 1.59 0.15 0.06 80.97 01:00:00 4 20.44 0.00 1.50 0.22 0.06 77.78 01:00:00 5 16.62 0.00 1.27 0.39 0.06 81.66 01:00:00 6 13.51 0.00 1.09 0.10 0.06 85.24 01:00:00 7 19.93 0.00 1.33 0.23 0.06 78.45 Average: all 28.28 0.00 1.39 0.13 0.07 70.13 Average: 0 29.90 0.00 1.32 0.06 0.07 68.65 Average: 1 29.50 0.00 1.36 0.07 0.07 69.00 Average: 2 25.89 0.00 1.33 0.23 0.07 72.48 Average: 3 28.94 0.00 1.66 0.08 0.07 69.24 Average: 4 28.60 0.00 1.45 0.20 0.07 69.68 Average: 5 30.10 0.00 1.44 0.21 0.07 68.18 Average: 6 24.11 0.00 1.23 0.06 0.07 74.53 Average: 7 29.24 0.00 1.32 0.13 0.07 69.24