---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38389 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 763 19000 4 12327 30860 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:0b:df:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84414sec preferred_lft 84414sec inet6 fe80::f816:3eff:fe0b:df94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:10:9f:ef:34:48 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::810:9fff:feef:3448/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38389) 08/18/26 _x86_64_ (8 CPU) 00:00:22 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:05 21.77 0.50 20.72 0.55 17.62 15319.21 585.21 00:30:15 29.24 1.87 26.37 1.00 308.85 9876.82 3018.18 Average: 25.53 1.19 23.56 0.78 164.12 12581.55 1809.06 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:05 19120508 28013452 4275884 13.01 191056 8753368 4585440 13.52 2141840 10935336 304 00:30:15 19657844 31598844 673604 2.05 230056 11626816 1324616 3.91 3122132 9247028 8 Average: 19389176 29806148 2474744 7.53 210556 10190092 2955028 8.71 2631986 10091182 156 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:05 lo 245.84 245.84 239.67 239.67 0.00 0.00 0.00 0.00 00:20:05 ens3 62.13 52.15 318.78 13.30 0.00 0.00 0.00 0.00 00:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 8.50 8.50 1.01 1.01 0.00 0.00 0.00 0.00 00:30:15 ens3 153.31 159.61 230.23 2588.23 0.00 0.00 0.00 0.00 00:30:15 docker0 83.20 79.28 1354.11 10.36 0.00 0.00 0.00 0.00 Average: lo 126.45 126.45 119.62 119.62 0.00 0.00 0.00 0.00 Average: ens3 108.00 106.20 274.24 1308.56 0.00 0.00 0.00 0.00 Average: docker0 41.85 39.88 681.15 5.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38389) 08/18/26 _x86_64_ (8 CPU) 00:00:22 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:05 all 28.47 0.00 1.39 0.10 0.07 69.97 00:20:05 0 27.94 0.00 1.32 0.02 0.06 70.65 00:20:05 1 27.84 0.00 1.17 0.03 0.06 70.89 00:20:05 2 28.59 0.00 1.56 0.10 0.07 69.68 00:20:05 3 31.73 0.00 1.43 0.07 0.06 66.70 00:20:05 4 29.65 0.00 1.39 0.13 0.07 68.76 00:20:05 5 30.23 0.00 1.51 0.07 0.07 68.13 00:20:05 6 27.71 0.00 1.44 0.04 0.06 70.76 00:20:05 7 24.10 0.00 1.33 0.32 0.07 74.19 00:30:15 all 8.97 0.00 1.10 0.11 0.05 89.78 00:30:15 0 4.68 0.00 0.63 0.14 0.05 94.51 00:30:15 1 4.59 0.00 0.67 0.33 0.05 94.36 00:30:15 2 10.35 0.00 0.85 0.16 0.06 88.58 00:30:15 3 12.97 0.00 2.04 0.05 0.04 84.90 00:30:15 4 11.39 0.00 1.44 0.04 0.05 87.07 00:30:15 5 13.00 0.00 1.52 0.06 0.04 85.38 00:30:15 6 7.19 0.00 0.72 0.04 0.05 92.00 00:30:15 7 7.57 0.00 0.93 0.03 0.04 91.43 Average: all 18.66 0.00 1.25 0.10 0.06 79.94 Average: 0 16.24 0.00 0.97 0.08 0.06 82.66 Average: 1 16.14 0.00 0.92 0.18 0.06 82.70 Average: 2 19.43 0.00 1.20 0.13 0.06 79.18 Average: 3 22.28 0.00 1.74 0.06 0.05 75.87 Average: 4 20.46 0.00 1.41 0.08 0.06 77.98 Average: 5 21.56 0.00 1.51 0.06 0.06 76.81 Average: 6 17.39 0.00 1.08 0.04 0.05 81.44 Average: 7 15.78 0.00 1.13 0.17 0.05 82.87