---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33554 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.99 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 765 18951 4 12375 30859 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:5d:d2:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.4/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84565sec preferred_lft 84565sec inet6 fe80::f816:3eff:fe5d:d282/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:a1:99:62:e6:0d 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::20a1:99ff:fe62:e60d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-33554) 03/05/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 17.58 0.42 16.76 0.40 15.26 14500.68 354.56 00:30:05 55.17 2.18 37.19 15.80 352.11 11377.47 492975.63 Average: 36.60 1.31 27.10 8.19 185.70 12920.37 249615.14 00:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19956912 28483760 3807800 11.59 185932 8411664 3929252 11.59 2165360 10111040 320 00:30:05 17818784 29983320 2288332 6.96 225872 11852464 2932312 8.65 3370076 10875104 136168 Average: 18887848 29233540 3048066 9.28 205902 10132064 3430782 10.12 2767718 10493072 68244 00:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 3152.57 3152.57 3011.44 3011.44 0.00 0.00 0.00 0.00 00:20:01 ens3 56.28 43.49 316.58 11.10 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 1382.01 1382.01 1309.70 1309.70 0.00 0.00 0.00 0.00 00:30:05 ens3 203.70 214.29 500.85 2703.99 0.00 0.00 0.00 0.00 00:30:05 docker0 86.00 80.26 1349.61 70.78 0.00 0.00 0.00 0.00 Average: lo 2256.69 2256.69 2150.38 2150.38 0.00 0.00 0.00 0.00 Average: ens3 130.87 129.91 409.82 1373.67 0.00 0.00 0.00 0.00 Average: docker0 43.51 40.61 682.89 35.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-33554) 03/05/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:11 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 25.96 0.00 1.70 0.09 0.06 72.20 00:20:01 0 20.82 0.00 0.99 0.06 0.06 78.07 00:20:01 1 26.83 0.00 1.46 0.01 0.05 71.66 00:20:01 2 33.96 0.00 3.68 0.01 0.06 62.30 00:20:01 3 33.54 0.00 3.15 0.07 0.07 63.16 00:20:01 4 24.61 0.00 1.21 0.19 0.06 73.92 00:20:01 5 26.25 0.00 1.06 0.14 0.05 72.50 00:20:01 6 22.19 0.00 1.01 0.01 0.06 76.73 00:20:01 7 19.56 0.00 1.08 0.22 0.05 79.09 00:30:05 all 12.77 0.00 1.33 0.14 0.04 85.73 00:30:05 0 9.72 0.00 1.51 0.04 0.04 88.69 00:30:05 1 6.40 0.00 0.70 0.09 0.03 92.78 00:30:05 2 7.40 0.00 0.63 0.04 0.04 91.89 00:30:05 3 19.07 0.00 1.73 0.06 0.05 79.10 00:30:05 4 24.13 0.00 2.21 0.21 0.05 73.39 00:30:05 5 5.87 0.00 0.65 0.38 0.05 93.05 00:30:05 6 15.48 0.00 1.68 0.02 0.04 82.78 00:30:05 7 14.11 0.00 1.50 0.26 0.04 84.09 Average: all 19.28 0.00 1.51 0.11 0.05 79.05 Average: 0 15.20 0.00 1.25 0.05 0.05 83.45 Average: 1 16.49 0.00 1.07 0.05 0.04 82.35 Average: 2 20.46 0.00 2.13 0.02 0.05 77.34 Average: 3 26.20 0.00 2.43 0.06 0.06 71.25 Average: 4 24.37 0.00 1.72 0.20 0.05 73.66 Average: 5 15.95 0.00 0.85 0.26 0.05 82.89 Average: 6 18.79 0.00 1.35 0.01 0.05 79.80 Average: 7 16.80 0.00 1.29 0.24 0.05 81.62