---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8040 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 913 20020 4 11157 30711 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:80:0c:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84789sec preferred_lft 84789sec inet6 fe80::f816:3eff:fe80:c27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:5f:7f:8e:4c:a7 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-8040) 05/04/26 _x86_64_ (8 CPU) 06:46:31 LINUX RESTART (8 CPU) 06:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:01 80.37 0.80 75.52 4.05 24.89 8222.47 9580.93 07:10:16 10.10 0.23 8.61 1.26 3.49 1520.66 315.28 Average: 44.77 0.51 41.63 2.64 14.05 4827.68 4887.43 06:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:01 15360244 24002984 8244628 25.09 465952 7728960 11489136 33.88 1466088 14836044 1772 07:10:16 16806260 25868956 6374960 19.40 474784 8113508 10581728 31.20 1550232 13284692 7328 Average: 16083252 24935970 7309794 22.24 470368 7921234 11035432 32.54 1508160 14060368 4550 06:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:01 lo 3.92 3.92 1.32 1.32 0.00 0.00 0.00 0.00 07:00:01 ens3 255.21 143.65 468.31 67.39 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 07:10:16 lo 3.77 3.77 0.65 0.65 0.00 0.00 0.00 0.00 07:10:16 ens3 186.72 95.50 114.50 54.52 0.00 0.00 0.00 0.00 07:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.84 3.84 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 220.52 119.26 289.09 60.87 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-8040) 05/04/26 _x86_64_ (8 CPU) 06:46:31 LINUX RESTART (8 CPU) 06:50:01 CPU %user %nice %system %iowait %steal %idle 07:00:01 all 82.56 0.00 2.84 0.05 0.11 14.44 07:00:01 0 82.83 0.00 2.89 0.05 0.11 14.13 07:00:01 1 84.20 0.00 2.92 0.04 0.11 12.73 07:00:01 2 80.97 0.00 2.85 0.07 0.11 16.00 07:00:01 3 82.57 0.00 2.80 0.06 0.11 14.46 07:00:01 4 82.85 0.00 2.86 0.04 0.11 14.13 07:00:01 5 82.37 0.00 2.74 0.05 0.11 14.73 07:00:01 6 80.89 0.00 2.91 0.04 0.10 16.06 07:00:01 7 83.76 0.00 2.73 0.08 0.11 13.32 07:10:16 all 96.93 0.00 2.91 0.00 0.11 0.05 07:10:16 0 96.81 0.00 3.02 0.00 0.11 0.06 07:10:16 1 96.99 0.00 2.86 0.00 0.11 0.04 07:10:16 2 97.03 0.00 2.82 0.00 0.11 0.04 07:10:16 3 96.94 0.00 2.90 0.00 0.11 0.05 07:10:16 4 97.18 0.00 2.66 0.00 0.11 0.04 07:10:16 5 96.85 0.00 3.02 0.00 0.11 0.03 07:10:16 6 96.91 0.00 2.94 0.00 0.11 0.04 07:10:16 7 96.76 0.00 3.07 0.00 0.11 0.06 Average: all 89.85 0.00 2.87 0.03 0.11 7.14 Average: 0 89.92 0.00 2.96 0.02 0.11 7.00 Average: 1 90.68 0.00 2.89 0.02 0.11 6.30 Average: 2 89.11 0.00 2.83 0.04 0.11 7.91 Average: 3 89.86 0.00 2.85 0.03 0.11 7.15 Average: 4 90.12 0.00 2.76 0.02 0.11 6.99 Average: 5 89.71 0.00 2.88 0.02 0.11 7.28 Average: 6 89.01 0.00 2.93 0.02 0.11 7.93 Average: 7 90.35 0.00 2.90 0.04 0.11 6.60