---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-472020 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: 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 12G 144G 8% / 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 917 24742 4 6431 30707 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:a3:5b:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83803sec preferred_lft 83803sec inet6 fe80::f816:3eff:fea3:5b69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:f0:c3:40:76:b3 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-472020) 03/14/26 _x86_64_ (8 CPU) 12:59:52 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:12 74.56 23.39 49.07 2.10 2011.52 15983.22 13975.55 13:20:12 27.04 0.15 23.66 3.22 5.84 2760.07 8390.99 13:30:12 37.25 0.00 32.42 4.83 0.04 3117.93 12265.05 13:40:12 27.24 0.12 23.54 3.58 6.29 6565.25 12770.80 Average: 41.70 6.01 32.26 3.43 513.85 7153.38 11861.79 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:12 26752276 30043512 2269076 6.90 142304 3409860 2983788 8.80 750080 4949736 94196 13:20:12 25414368 29225104 3082032 9.38 174448 3841356 3241956 9.56 899972 6060512 676 13:30:12 24434612 28841668 3460500 10.53 215900 4342172 3564372 10.51 1050808 6844956 28904 13:40:12 25546068 31638808 656820 2.00 236624 5942048 1209108 3.57 1644248 5032716 4 Average: 25536831 29937273 2367107 7.20 192319 4383859 2749806 8.11 1086277 5721980 30945 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:12 lo 515.87 515.87 491.06 491.06 0.00 0.00 0.00 0.00 13:10:12 ens3 159.37 117.07 1319.73 23.27 0.00 0.00 0.00 0.00 13:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 1150.71 1150.71 1095.04 1095.04 0.00 0.00 0.00 0.00 13:20:12 ens3 58.73 40.45 23.01 15.34 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 1978.04 1978.04 1884.27 1884.27 0.00 0.00 0.00 0.00 13:30:12 ens3 57.20 39.72 18.78 15.98 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 839.33 839.33 788.38 788.38 0.00 0.00 0.00 0.00 13:40:12 ens3 102.45 89.06 203.58 236.58 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.80 1117.80 1061.66 1061.66 0.00 0.00 0.00 0.00 Average: ens3 94.78 71.81 396.17 72.53 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-472020) 03/14/26 _x86_64_ (8 CPU) 12:59:52 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:12 all 16.80 0.04 1.01 0.32 0.04 81.78 13:10:12 0 16.71 0.00 0.80 0.58 0.05 81.87 13:10:12 1 16.86 0.01 0.97 0.08 0.04 82.04 13:10:12 2 15.71 0.04 1.17 0.73 0.04 82.30 13:10:12 3 19.12 0.00 1.27 0.19 0.04 79.38 13:10:12 4 16.03 0.01 0.92 0.19 0.03 82.83 13:10:12 5 15.10 0.03 1.07 0.41 0.04 83.35 13:10:12 6 17.83 0.23 0.95 0.27 0.04 80.68 13:10:12 7 17.08 0.00 0.97 0.14 0.04 81.78 13:20:12 all 38.21 0.00 1.55 0.09 0.07 60.08 13:20:12 0 37.85 0.00 1.47 0.08 0.07 60.52 13:20:12 1 35.37 0.00 1.48 0.08 0.07 63.00 13:20:12 2 42.09 0.00 1.75 0.05 0.08 56.04 13:20:12 3 39.69 0.00 1.82 0.24 0.07 58.17 13:20:12 4 39.40 0.00 1.53 0.04 0.07 58.96 13:20:12 5 35.13 0.00 1.40 0.11 0.07 63.29 13:20:12 6 38.62 0.00 1.48 0.08 0.07 59.75 13:20:12 7 37.53 0.00 1.43 0.04 0.06 60.93 13:30:12 all 38.94 0.00 1.89 0.13 0.07 58.97 13:30:12 0 36.52 0.00 1.88 0.13 0.08 61.40 13:30:12 1 39.43 0.00 1.98 0.24 0.07 58.28 13:30:12 2 39.65 0.00 2.02 0.10 0.07 58.15 13:30:12 3 41.29 0.00 2.18 0.06 0.07 56.40 13:30:12 4 37.76 0.00 1.64 0.08 0.08 60.45 13:30:12 5 40.79 0.00 1.83 0.10 0.07 57.21 13:30:12 6 36.74 0.00 1.63 0.07 0.07 61.50 13:30:12 7 39.35 0.00 1.93 0.27 0.07 58.38 13:40:12 all 24.17 0.00 1.18 0.16 0.06 74.44 13:40:12 0 20.80 0.00 1.25 0.36 0.06 77.53 13:40:12 1 25.92 0.00 1.23 0.21 0.06 72.59 13:40:12 2 24.41 0.00 1.09 0.03 0.07 74.41 13:40:12 3 26.04 0.00 1.16 0.13 0.06 72.61 13:40:12 4 21.72 0.00 1.16 0.06 0.06 77.00 13:40:12 5 25.19 0.00 1.16 0.36 0.06 73.23 13:40:12 6 24.13 0.00 0.92 0.09 0.06 74.80 13:40:12 7 25.11 0.00 1.44 0.05 0.06 73.33 Average: all 29.46 0.01 1.40 0.18 0.06 68.89 Average: 0 27.91 0.00 1.35 0.29 0.06 70.40 Average: 1 29.31 0.00 1.41 0.15 0.06 69.06 Average: 2 30.38 0.01 1.50 0.23 0.06 67.81 Average: 3 31.46 0.00 1.61 0.16 0.06 66.71 Average: 4 28.65 0.00 1.31 0.09 0.06 69.88 Average: 5 28.98 0.01 1.36 0.25 0.06 69.35 Average: 6 29.27 0.06 1.24 0.13 0.06 69.25 Average: 7 29.70 0.00 1.44 0.13 0.06 68.68