---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1372 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 19G 137G 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 766 19183 4 12142 30858 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:22:59:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.6/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83781sec preferred_lft 83781sec inet6 fe80::f816:3eff:fe22:59e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:fb:f2:4a:db:2d 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::2cfb:f2ff:fe4a:db2d/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-1372) 04/14/26 _x86_64_ (8 CPU) 06:27:04 LINUX RESTART (8 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:06 1.39 0.04 1.34 0.01 1.52 18.88 218.91 06:50:01 1.46 0.21 1.24 0.02 1.83 16.60 25.06 07:00:01 1.21 0.00 1.21 0.00 0.00 15.48 0.00 07:10:02 164.68 4.75 154.63 5.30 652.44 36389.66 13913.70 Average: 42.29 1.25 39.70 1.34 164.37 9133.56 3548.75 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:06 30166932 31796488 590912 1.80 60316 1908016 1525688 4.50 181568 2241184 144 06:50:01 30159660 31790496 596424 1.81 61452 1908052 1526012 4.50 182724 2248696 8 07:00:01 30153928 31785412 601416 1.83 62052 1908064 1526400 4.50 183316 2255552 8 07:10:02 19263592 31317828 915764 2.79 219664 11777448 2971736 8.76 1072384 11669056 512 Average: 27436028 31672556 676129 2.06 100871 4375395 1887459 5.57 404998 4603622 168 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:40:06 ens3 0.57 0.34 0.24 0.39 0.00 0.00 0.00 0.00 06:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:50:01 ens3 0.30 0.19 0.12 0.22 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:00:01 ens3 0.26 0.18 0.09 0.20 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:02 lo 6.43 6.43 0.69 0.69 0.00 0.00 0.00 0.00 07:10:02 ens3 202.09 118.32 5428.25 13.79 0.00 0.00 0.00 0.00 07:10:02 docker0 3.75 5.30 0.37 144.29 0.00 0.00 0.00 0.00 07:10:02 br-0c73a528c59b 1.18 1.71 0.08 35.68 0.00 0.00 0.00 0.00 07:10:02 vethfe12348 128.43 131.22 29.22 14.91 0.00 0.00 0.00 0.00 07:10:02 veth32e374b 38.08 37.86 6.87 8.63 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 50.93 29.83 1360.67 3.66 0.00 0.00 0.00 0.00 Average: docker0 0.94 1.33 0.09 36.17 0.00 0.00 0.00 0.00 Average: br-0c73a528c59b 0.29 0.43 0.02 8.94 0.00 0.00 0.00 0.00 Average: vethfe12348 32.19 32.89 7.32 3.74 0.00 0.00 0.00 0.00 Average: veth32e374b 9.55 9.49 1.72 2.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1372) 04/14/26 _x86_64_ (8 CPU) 06:27:04 LINUX RESTART (8 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:06 all 0.09 0.00 0.02 0.03 0.01 99.85 06:40:06 0 0.03 0.00 0.03 0.00 0.01 99.92 06:40:06 1 0.04 0.00 0.03 0.01 0.01 99.90 06:40:06 2 0.02 0.00 0.02 0.00 0.00 99.95 06:40:06 3 0.03 0.00 0.02 0.00 0.00 99.95 06:40:06 4 0.03 0.00 0.01 0.00 0.00 99.95 06:40:06 5 0.05 0.00 0.02 0.00 0.00 99.93 06:40:06 6 0.02 0.00 0.03 0.00 0.01 99.94 06:40:06 7 0.51 0.00 0.01 0.20 0.01 99.26 06:50:01 all 0.05 0.00 0.02 0.02 0.01 99.91 06:50:01 0 0.02 0.00 0.03 0.02 0.02 99.92 06:50:01 1 0.01 0.00 0.01 0.00 0.01 99.97 06:50:01 2 0.02 0.00 0.02 0.00 0.01 99.95 06:50:01 3 0.03 0.00 0.04 0.01 0.02 99.91 06:50:01 4 0.23 0.00 0.02 0.02 0.01 99.73 06:50:01 5 0.03 0.00 0.01 0.00 0.01 99.96 06:50:01 6 0.01 0.00 0.01 0.00 0.00 99.97 06:50:01 7 0.01 0.00 0.02 0.08 0.00 99.88 07:00:01 all 0.15 0.00 0.02 0.01 0.01 99.82 07:00:01 0 0.01 0.00 0.02 0.00 0.01 99.96 07:00:01 1 0.02 0.00 0.01 0.00 0.01 99.96 07:00:01 2 0.17 0.00 0.01 0.00 0.01 99.81 07:00:01 3 0.01 0.00 0.01 0.05 0.01 99.92 07:00:01 4 0.89 0.00 0.03 0.00 0.01 99.06 07:00:01 5 0.04 0.00 0.03 0.00 0.01 99.93 07:00:01 6 0.01 0.00 0.01 0.00 0.00 99.98 07:00:01 7 0.02 0.00 0.03 0.00 0.01 99.94 07:10:02 all 9.56 0.00 2.28 1.38 0.05 86.74 07:10:02 0 9.13 0.00 2.23 1.67 0.05 86.92 07:10:02 1 8.56 0.00 2.16 1.18 0.05 88.05 07:10:02 2 8.91 0.00 2.20 1.41 0.05 87.43 07:10:02 3 10.53 0.00 2.44 1.98 0.05 85.00 07:10:02 4 8.42 0.00 2.22 1.10 0.05 88.20 07:10:02 5 12.31 0.00 2.49 1.50 0.05 83.66 07:10:02 6 9.54 0.00 2.32 1.14 0.05 86.95 07:10:02 7 9.10 0.00 2.15 1.03 0.04 87.67 Average: all 2.46 0.00 0.58 0.36 0.02 96.58 Average: 0 2.30 0.00 0.58 0.42 0.02 96.68 Average: 1 2.16 0.00 0.55 0.30 0.02 96.97 Average: 2 2.28 0.00 0.56 0.35 0.02 96.79 Average: 3 2.64 0.00 0.62 0.51 0.02 96.20 Average: 4 2.39 0.00 0.57 0.28 0.02 96.74 Average: 5 3.10 0.00 0.63 0.38 0.02 95.87 Average: 6 2.39 0.00 0.59 0.29 0.02 96.71 Average: 7 2.41 0.00 0.55 0.33 0.02 96.69