---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3079 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 16G 140G 11% / 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 751 21717 4 9623 30873 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:3f:17:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.4/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84932sec preferred_lft 84932sec inet6 fe80::f816:3eff:fe3f:17f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:24:1e:18:ce:e3 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-3079) 03/19/26 _x86_64_ (8 CPU) 11:48:29 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:18 390.37 4.56 380.00 5.81 257.78 22282.10 9305.15 12:10:04 12.16 0.25 10.65 1.26 7.88 3151.82 2819.93 Average: 205.95 2.46 199.90 3.59 135.93 12953.96 6142.89 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:18 16662704 25192016 7055276 21.47 462564 7625124 11184692 32.98 1472360 13537416 3020 12:10:04 16765160 26150544 6092532 18.54 472016 8432696 9764316 28.79 1565668 13297548 1940 Average: 16713932 25671280 6573904 20.00 467290 8028910 10474504 30.89 1519014 13417482 2480 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:18 lo 3.89 3.89 1.31 1.31 0.00 0.00 0.00 0.00 12:00:18 ens3 340.91 211.05 1549.86 70.36 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 4.36 4.36 0.73 0.73 0.00 0.00 0.00 0.00 12:10:04 ens3 111.28 71.02 105.63 32.64 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.12 4.12 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 228.94 142.77 845.64 51.97 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-3079) 03/19/26 _x86_64_ (8 CPU) 11:48:29 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:18 all 87.60 0.00 4.37 0.16 0.15 7.71 12:00:18 0 87.47 0.00 4.02 0.09 0.15 8.28 12:00:18 1 88.28 0.00 4.46 0.20 0.15 6.90 12:00:18 2 88.76 0.00 4.47 0.15 0.15 6.46 12:00:18 3 86.30 0.00 4.45 0.22 0.16 8.87 12:00:18 4 86.57 0.00 4.64 0.08 0.15 8.55 12:00:18 5 87.38 0.00 4.30 0.16 0.16 8.00 12:00:18 6 89.55 0.00 4.47 0.23 0.16 5.59 12:00:18 7 86.49 0.00 4.16 0.14 0.15 9.07 12:10:04 all 96.77 0.00 3.05 0.00 0.14 0.03 12:10:04 0 96.72 0.00 3.11 0.00 0.15 0.02 12:10:04 1 96.82 0.00 3.01 0.00 0.14 0.03 12:10:04 2 96.82 0.00 2.99 0.00 0.15 0.04 12:10:04 3 96.77 0.00 3.05 0.00 0.15 0.04 12:10:04 4 96.85 0.00 2.98 0.00 0.14 0.03 12:10:04 5 96.78 0.00 3.04 0.00 0.13 0.05 12:10:04 6 96.64 0.00 3.17 0.00 0.15 0.04 12:10:04 7 96.79 0.00 3.04 0.00 0.14 0.04 Average: all 92.08 0.00 3.73 0.08 0.15 3.97 Average: 0 91.98 0.00 3.58 0.04 0.15 4.25 Average: 1 92.45 0.00 3.76 0.10 0.15 3.54 Average: 2 92.69 0.00 3.75 0.08 0.15 3.33 Average: 3 91.41 0.00 3.76 0.11 0.15 4.56 Average: 4 91.59 0.00 3.83 0.04 0.15 4.39 Average: 5 91.97 0.00 3.69 0.08 0.15 4.12 Average: 6 93.01 0.00 3.83 0.12 0.15 2.88 Average: 7 91.51 0.00 3.61 0.07 0.14 4.66