---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65101 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 12G 144G 8% / 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 918 24973 4 6199 30706 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:3c:9c:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84415sec preferred_lft 84415sec inet6 fe80::f816:3eff:fe3c:9c7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:a7:ce:13:a7:51 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-65101) 04/01/26 _x86_64_ (8 CPU) 12:16:49 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:24 30.61 0.27 26.73 3.60 11.69 3505.69 14526.59 12:40:24 33.26 0.01 28.94 4.31 0.09 2722.51 20019.73 Average: 31.91 0.15 27.82 3.95 6.00 3121.20 17223.32 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:24 25431640 28910720 3398752 10.34 163100 3545912 3547636 10.46 700608 6293544 17296 12:40:24 25098420 29109560 3195468 9.72 201336 3989368 3305576 9.75 839676 6435364 83192 Average: 25265030 29010140 3297110 10.03 182218 3767640 3426606 10.10 770142 6364454 50244 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:24 lo 1411.92 1411.92 1344.09 1344.09 0.00 0.00 0.00 0.00 12:30:24 ens3 34.11 27.75 84.67 8.01 0.00 0.00 0.00 0.00 12:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:24 lo 1905.24 1905.24 1815.39 1815.39 0.00 0.00 0.00 0.00 12:40:24 ens3 22.20 18.08 7.04 6.21 0.00 0.00 0.00 0.00 12:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1654.10 1654.10 1575.46 1575.46 0.00 0.00 0.00 0.00 Average: ens3 28.26 23.00 46.56 7.12 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-65101) 04/01/26 _x86_64_ (8 CPU) 12:16:49 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:24 all 39.77 0.00 1.66 0.09 0.09 58.39 12:30:24 0 40.48 0.00 1.81 0.10 0.10 57.52 12:30:24 1 43.35 0.00 1.64 0.04 0.09 54.88 12:30:24 2 40.76 0.00 1.89 0.08 0.09 57.18 12:30:24 3 42.51 0.00 1.69 0.11 0.09 55.60 12:30:24 4 35.53 0.00 1.57 0.06 0.09 62.76 12:30:24 5 40.89 0.00 1.46 0.05 0.09 57.51 12:30:24 6 36.86 0.00 1.50 0.18 0.08 61.39 12:30:24 7 37.79 0.00 1.75 0.10 0.09 60.28 12:40:24 all 35.19 0.00 1.70 0.17 0.09 62.85 12:40:24 0 34.82 0.00 2.09 0.18 0.09 62.82 12:40:24 1 36.92 0.00 1.76 0.11 0.09 61.12 12:40:24 2 34.43 0.00 1.68 0.05 0.09 63.76 12:40:24 3 35.51 0.00 1.71 0.46 0.09 62.24 12:40:24 4 35.19 0.00 1.88 0.09 0.09 62.76 12:40:24 5 37.54 0.00 1.71 0.05 0.09 60.61 12:40:24 6 34.21 0.00 1.42 0.12 0.08 64.17 12:40:24 7 32.92 0.00 1.38 0.29 0.08 65.33 Average: all 37.52 0.00 1.68 0.13 0.09 60.58 Average: 0 37.70 0.00 1.95 0.14 0.09 60.12 Average: 1 40.19 0.00 1.69 0.08 0.09 57.94 Average: 2 37.65 0.00 1.79 0.07 0.09 60.41 Average: 3 39.08 0.00 1.70 0.28 0.09 58.86 Average: 4 35.36 0.00 1.72 0.08 0.09 62.76 Average: 5 39.25 0.00 1.58 0.05 0.09 59.03 Average: 6 35.56 0.00 1.46 0.15 0.08 62.75 Average: 7 35.40 0.00 1.57 0.19 0.08 62.76