---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-260894 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 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 901 25063 4 6126 30722 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:d0:52:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84435sec preferred_lft 84435sec inet6 fe80::f816:3eff:fed0:52a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:51:2d:e7:27:35 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-260894) 03/08/26 _x86_64_ (8 CPU) 12:24:54 LINUX RESTART (8 CPU) 12:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:03 41.90 0.16 24.23 17.51 6.21 2706.68 517760.45 12:50:03 37.88 0.01 33.06 4.81 0.09 3204.07 15789.06 Average: 39.89 0.09 28.64 11.16 3.15 2955.23 266923.17 12:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:03 25385468 28893912 3415004 10.39 165616 3570528 3596960 10.61 730684 6288900 240 12:50:03 24706216 28814780 3488640 10.62 209204 4070352 3770240 11.12 882224 6758372 18544 Average: 25045842 28854346 3451822 10.50 187410 3820440 3683600 10.86 806454 6523636 9392 12:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:03 lo 1103.24 1103.24 1049.56 1049.56 0.00 0.00 0.00 0.00 12:40:03 ens3 23.72 20.22 13.23 6.89 0.00 0.00 0.00 0.00 12:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 1998.32 1998.32 1903.49 1903.49 0.00 0.00 0.00 0.00 12:50:03 ens3 23.83 20.41 7.79 7.02 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1550.52 1550.52 1476.27 1476.27 0.00 0.00 0.00 0.00 Average: ens3 23.77 20.31 10.51 6.96 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-260894) 03/08/26 _x86_64_ (8 CPU) 12:24:54 LINUX RESTART (8 CPU) 12:30:02 CPU %user %nice %system %iowait %steal %idle 12:40:03 all 35.91 0.00 1.48 0.07 0.07 62.46 12:40:03 0 36.95 0.00 1.31 0.03 0.07 61.64 12:40:03 1 36.37 0.00 1.55 0.03 0.07 61.98 12:40:03 2 37.66 0.00 1.60 0.09 0.08 60.58 12:40:03 3 34.07 0.00 1.42 0.12 0.07 64.32 12:40:03 4 34.35 0.00 1.47 0.22 0.07 63.89 12:40:03 5 34.36 0.00 1.56 0.04 0.08 63.97 12:40:03 6 38.89 0.00 1.64 0.04 0.08 59.36 12:40:03 7 34.63 0.00 1.31 0.03 0.07 63.96 12:50:03 all 37.87 0.00 1.94 0.07 0.08 60.03 12:50:03 0 33.91 0.00 1.87 0.05 0.08 64.09 12:50:03 1 40.32 0.00 2.07 0.05 0.08 57.48 12:50:03 2 37.49 0.00 1.86 0.06 0.08 60.51 12:50:03 3 38.05 0.00 1.79 0.06 0.08 60.02 12:50:03 4 35.54 0.00 2.31 0.19 0.08 61.88 12:50:03 5 38.96 0.00 1.83 0.04 0.08 59.09 12:50:03 6 38.23 0.00 1.96 0.11 0.09 59.62 12:50:03 7 40.46 0.00 1.84 0.04 0.08 57.58 Average: all 36.89 0.00 1.71 0.07 0.08 61.25 Average: 0 35.44 0.00 1.59 0.04 0.08 62.86 Average: 1 38.34 0.00 1.81 0.04 0.08 59.73 Average: 2 37.57 0.00 1.73 0.07 0.08 60.54 Average: 3 36.06 0.00 1.61 0.09 0.08 62.17 Average: 4 34.94 0.00 1.89 0.21 0.08 62.89 Average: 5 36.66 0.00 1.69 0.04 0.08 61.53 Average: 6 38.56 0.00 1.80 0.07 0.08 59.49 Average: 7 37.54 0.00 1.57 0.03 0.07 60.77