---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1710 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 764 20296 4 11031 30860 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:3a:66:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.176/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84155sec preferred_lft 84155sec inet6 fe80::f816:3eff:fe3a:660f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:80:a5:8c:c6:2c 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-1710) 03/13/26 _x86_64_ (8 CPU) 14:20:31 LINUX RESTART (8 CPU) 14:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:01 15.04 0.70 13.56 0.78 21.23 3996.02 753.00 14:50:06 33.21 0.02 14.59 18.60 1.08 1420.47 587120.10 Average: 24.20 0.36 14.08 9.77 11.07 2697.39 296409.07 14:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 21162276 25333388 6969172 21.21 169412 4192752 9238108 27.24 649892 10542084 2628 14:50:06 23214436 28476668 3823700 11.64 180516 5235432 3516444 10.37 761140 8332752 858756 Average: 22188356 26905028 5396436 16.42 174964 4714092 6377276 18.81 705516 9437418 430692 14:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 lo 5.79 5.79 1.77 1.77 0.00 0.00 0.00 0.00 14:40:01 ens3 111.48 63.58 345.88 27.86 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:06 lo 1.91 1.91 0.21 0.21 0.00 0.00 0.00 0.00 14:50:06 ens3 23.86 17.03 149.89 5.17 0.00 0.00 0.00 0.00 14:50:06 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 67.30 40.11 247.06 16.42 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-1710) 03/13/26 _x86_64_ (8 CPU) 14:20:31 LINUX RESTART (8 CPU) 14:30:06 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 66.51 0.00 2.12 0.25 0.14 30.97 14:40:01 0 65.38 0.00 2.16 0.10 0.14 32.21 14:40:01 1 65.02 0.00 2.35 0.31 0.13 32.18 14:40:01 2 70.77 0.00 2.32 0.83 0.15 25.93 14:40:01 3 64.17 0.00 2.09 0.55 0.14 33.05 14:40:01 4 65.38 0.00 2.17 0.17 0.13 32.15 14:40:01 5 69.81 0.00 1.85 0.01 0.15 28.17 14:40:01 6 65.84 0.00 2.06 0.04 0.15 31.91 14:40:01 7 65.69 0.00 1.99 0.02 0.14 32.17 14:50:06 all 93.36 0.00 2.84 0.03 0.18 3.59 14:50:06 0 93.20 0.00 2.74 0.00 0.19 3.87 14:50:06 1 93.20 0.00 2.67 0.01 0.19 3.93 14:50:06 2 93.86 0.00 2.69 0.06 0.18 3.22 14:50:06 3 93.09 0.00 2.93 0.00 0.18 3.80 14:50:06 4 93.30 0.00 2.95 0.01 0.19 3.55 14:50:06 5 93.44 0.00 2.86 0.01 0.18 3.51 14:50:06 6 93.35 0.00 3.06 0.15 0.18 3.26 14:50:06 7 93.43 0.00 2.80 0.03 0.18 3.56 Average: all 80.04 0.00 2.48 0.14 0.16 17.17 Average: 0 79.41 0.00 2.45 0.05 0.17 17.93 Average: 1 79.24 0.00 2.51 0.16 0.16 17.92 Average: 2 82.41 0.00 2.51 0.44 0.16 14.48 Average: 3 78.75 0.00 2.51 0.28 0.16 18.30 Average: 4 79.44 0.00 2.56 0.09 0.16 17.74 Average: 5 81.71 0.00 2.36 0.01 0.16 15.75 Average: 6 79.72 0.00 2.57 0.09 0.16 17.45 Average: 7 79.67 0.00 2.40 0.02 0.16 17.75