---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-40214 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 17G 139G 11% / 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 19771 4 11583 30887 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:58:96:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe58:96a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:25:9c:96:ea:68 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::d425:9cff:fe96:ea68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-40214) 08/23/26 _x86_64_ (8 CPU) 00:23:17 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 15.71 0.32 14.93 0.45 13.16 7914.99 100.72 00:50:12 37.30 2.07 33.97 1.26 315.12 15232.21 3599.63 Average: 26.63 1.21 24.57 0.86 165.98 11618.18 1871.49 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22400864 29283532 3012844 9.17 173292 6833456 3769832 11.12 1658220 8232512 350444 00:50:12 20403376 31628460 647352 1.97 232188 10927252 1288508 3.80 2820036 8848384 10036 Average: 21402120 30455996 1830098 5.57 202740 8880354 2529170 7.46 2239128 8540448 180240 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.86 1.86 0.18 0.18 0.00 0.00 0.00 0.00 00:40:01 ens3 57.59 47.92 129.44 14.08 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:12 lo 203.86 203.86 199.90 199.90 0.00 0.00 0.00 0.00 00:50:12 ens3 112.61 101.01 334.46 1183.83 0.00 0.00 0.00 0.00 00:50:12 docker0 71.24 68.86 1174.11 9.83 0.00 0.00 0.00 0.00 Average: lo 104.09 104.09 101.25 101.25 0.00 0.00 0.00 0.00 Average: ens3 85.44 74.79 233.20 606.08 0.00 0.00 0.00 0.00 Average: docker0 36.05 34.85 594.21 4.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-40214) 08/23/26 _x86_64_ (8 CPU) 00:23:17 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.85 0.00 1.39 0.04 0.07 64.64 00:40:01 0 30.48 0.00 1.48 0.08 0.08 67.88 00:40:01 1 34.07 0.00 1.42 0.02 0.07 64.41 00:40:01 2 36.61 0.00 1.43 0.17 0.07 61.71 00:40:01 3 36.09 0.00 1.70 0.01 0.07 62.13 00:40:01 4 34.91 0.00 1.40 0.02 0.08 63.60 00:40:01 5 33.27 0.00 1.24 0.01 0.07 65.40 00:40:01 6 33.97 0.00 1.20 0.01 0.07 64.76 00:40:01 7 31.45 0.00 1.23 0.02 0.07 67.23 00:50:12 all 10.94 0.00 1.12 0.12 0.05 87.77 00:50:12 0 8.92 0.00 0.87 0.11 0.04 90.06 00:50:12 1 8.21 0.00 1.02 0.13 0.05 90.60 00:50:12 2 12.97 0.00 1.84 0.15 0.05 84.99 00:50:12 3 14.78 0.00 1.80 0.24 0.06 83.13 00:50:12 4 13.50 0.00 0.97 0.06 0.05 85.42 00:50:12 5 8.42 0.00 0.78 0.18 0.06 90.57 00:50:12 6 9.49 0.00 0.87 0.08 0.04 89.51 00:50:12 7 11.25 0.00 0.82 0.04 0.05 87.84 Average: all 22.25 0.00 1.25 0.08 0.06 76.35 Average: 0 19.58 0.00 1.17 0.09 0.06 79.10 Average: 1 20.98 0.00 1.22 0.08 0.06 77.67 Average: 2 24.63 0.00 1.64 0.16 0.06 73.51 Average: 3 25.30 0.00 1.75 0.13 0.06 72.76 Average: 4 24.07 0.00 1.18 0.04 0.06 74.65 Average: 5 20.67 0.00 1.01 0.10 0.06 78.16 Average: 6 21.57 0.00 1.04 0.04 0.05 77.30 Average: 7 21.23 0.00 1.02 0.03 0.06 77.66