---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4025 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 28G 128G 18% / 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 852 9399 4 21839 30771 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:82:b2:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.72/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84993sec preferred_lft 84993sec inet6 fe80::f816:3eff:fe82:b2f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:5a:e7:5b:94:ac 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::9c5a:e7ff:fe5b:94ac/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-4025) 04/05/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:07 290.31 0.39 282.43 7.48 9.92 67788.40 374319.57 Average: 290.31 0.39 282.43 7.48 9.92 67788.40 374319.57 23:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:07 12166820 30677496 1565548 4.76 462036 17655076 2125032 6.27 8068880 11464692 148668 Average: 12166820 30677496 1565548 4.76 462036 17655076 2125032 6.27 8068880 11464692 148668 23:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:07 lo 0.36 0.36 0.05 0.05 0.00 0.00 0.00 0.00 23:20:07 ens3 132.86 88.63 1236.02 3038.21 0.00 0.00 0.00 0.00 23:20:07 docker0 7.79 15.17 0.95 201.41 0.00 0.00 0.00 0.00 23:20:07 veth429f838 5.54 8.09 0.89 45.58 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 132.86 88.63 1236.02 3038.21 0.00 0.00 0.00 0.00 Average: docker0 7.79 15.17 0.95 201.41 0.00 0.00 0.00 0.00 Average: veth429f838 5.54 8.09 0.89 45.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4025) 04/05/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:00 CPU %user %nice %system %iowait %steal %idle 23:20:07 all 9.07 0.00 3.05 1.85 0.05 85.97 23:20:07 0 8.61 0.00 3.24 0.91 0.05 87.19 23:20:07 1 8.78 0.00 3.12 2.58 0.05 85.47 23:20:07 2 11.17 0.00 3.53 1.61 0.06 83.63 23:20:07 3 6.16 0.00 2.77 1.74 0.05 89.29 23:20:07 4 10.38 0.00 2.99 2.38 0.06 84.20 23:20:07 5 10.23 0.00 3.07 2.82 0.06 83.82 23:20:07 6 9.03 0.00 3.03 2.09 0.06 85.79 23:20:07 7 8.21 0.00 2.64 0.71 0.05 88.38 Average: all 9.07 0.00 3.05 1.85 0.05 85.97 Average: 0 8.61 0.00 3.24 0.91 0.05 87.19 Average: 1 8.78 0.00 3.12 2.58 0.05 85.47 Average: 2 11.17 0.00 3.53 1.61 0.06 83.63 Average: 3 6.16 0.00 2.77 1.74 0.05 89.29 Average: 4 10.38 0.00 2.99 2.38 0.06 84.20 Average: 5 10.23 0.00 3.07 2.82 0.06 83.82 Average: 6 9.03 0.00 3.03 2.09 0.06 85.79 Average: 7 8.21 0.00 2.64 0.71 0.05 88.38