---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1306 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 769 19098 4 12224 30855 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:51:48:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84524sec preferred_lft 84524sec inet6 fe80::f816:3eff:fe51:4825/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:f3:5e:64:c9:d6 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::84f3:5eff:fe64:c9d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1306) 08/02/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 36.07 12.39 23.14 0.54 149.09 15319.96 1592.38 00:30:05 29.08 1.83 26.17 1.08 307.40 9994.26 3670.69 Average: 32.56 7.09 24.66 0.81 228.61 12645.00 2636.26 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19166428 27954632 4334896 13.19 191816 8635592 4461372 13.16 2115628 10909432 2488 00:30:05 19439616 31275456 996880 3.03 231096 11507604 1889404 5.57 3097000 9510188 184 Average: 19303022 29615044 2665888 8.11 211456 10071598 3175388 9.36 2606314 10209810 1336 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 211.04 211.04 206.87 206.87 0.00 0.00 0.00 0.00 00:20:01 ens3 65.38 51.52 321.57 13.58 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 00:30:05 lo 15.88 15.88 1.76 1.76 0.00 0.00 0.00 0.00 00:30:05 ens3 187.07 190.04 244.97 2744.51 0.00 0.00 0.00 0.00 00:30:05 docker0 89.52 93.05 1375.31 11.37 0.00 0.00 0.00 0.00 Average: lo 113.02 113.02 103.84 103.84 0.00 0.00 0.00 0.00 Average: ens3 126.50 121.09 283.09 1385.25 0.00 0.00 0.00 0.00 Average: docker0 44.97 46.74 690.78 5.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-1306) 08/02/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.78 0.04 1.28 0.36 0.07 70.47 00:20:01 0 26.60 0.26 1.34 0.66 0.07 71.06 00:20:01 1 26.31 0.00 1.37 0.50 0.07 71.75 00:20:01 2 28.81 0.00 1.43 0.29 0.08 69.39 00:20:01 3 29.03 0.04 1.33 0.14 0.07 69.38 00:20:01 4 35.59 0.00 1.48 0.23 0.07 62.63 00:20:01 5 26.63 0.00 1.00 0.60 0.07 71.70 00:20:01 6 24.72 0.00 1.17 0.03 0.06 74.02 00:20:01 7 24.57 0.00 1.09 0.46 0.07 73.81 00:30:05 all 10.39 0.00 1.00 0.21 0.05 88.36 00:30:05 0 15.09 0.00 0.88 0.31 0.05 83.67 00:30:05 1 8.16 0.00 0.64 0.24 0.05 90.92 00:30:05 2 8.64 0.00 0.65 0.65 0.04 90.01 00:30:05 3 5.36 0.00 0.58 0.16 0.05 93.85 00:30:05 4 10.07 0.00 1.15 0.09 0.04 88.64 00:30:05 5 16.23 0.00 1.75 0.03 0.05 81.93 00:30:05 6 11.63 0.00 1.41 0.10 0.05 86.81 00:30:05 7 7.92 0.00 0.92 0.07 0.04 91.05 Average: all 19.04 0.02 1.14 0.29 0.06 79.46 Average: 0 20.81 0.13 1.11 0.49 0.06 77.40 Average: 1 17.19 0.00 1.00 0.37 0.06 81.39 Average: 2 18.68 0.00 1.04 0.47 0.06 79.75 Average: 3 17.15 0.02 0.95 0.15 0.06 81.67 Average: 4 22.76 0.00 1.31 0.16 0.06 75.71 Average: 5 21.40 0.00 1.38 0.32 0.06 76.85 Average: 6 18.14 0.00 1.29 0.07 0.05 80.45 Average: 7 16.20 0.00 1.01 0.26 0.05 82.48