---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-482290 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 10G 145G 7% / 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 716 26920 4 4455 30908 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:59:58:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84884sec preferred_lft 84884sec inet6 fe80::f816:3eff:fe59:5887/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:7c:b1:3a:0e:fa 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-482290) 03/15/26 _x86_64_ (8 CPU) 16:16:37 LINUX RESTART (8 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 28.99 0.30 25.30 3.38 12.65 3048.04 12418.68 16:40:03 32.22 0.01 27.93 4.28 0.11 2612.64 9806.26 Average: 30.61 0.16 26.62 3.83 6.37 2830.06 11110.82 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 25156488 28815936 3493628 10.63 164488 3718872 3537728 10.43 745300 6511716 177156 16:40:03 25320480 29337360 2967624 9.03 198292 4002312 2973296 8.77 851188 6193080 103360 Average: 25238484 29076648 3230626 9.83 181390 3860592 3255512 9.60 798244 6352398 140258 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 1385.21 1385.21 1318.63 1318.63 0.00 0.00 0.00 0.00 16:30:01 ens3 26.36 21.86 11.81 7.43 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:03 lo 1832.51 1832.51 1746.00 1746.00 0.00 0.00 0.00 0.00 16:40:03 ens3 22.84 17.71 8.12 5.59 0.00 0.00 0.00 0.00 16:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1609.14 1609.14 1532.58 1532.58 0.00 0.00 0.00 0.00 Average: ens3 24.60 19.78 9.96 6.51 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-482290) 03/15/26 _x86_64_ (8 CPU) 16:16:37 LINUX RESTART (8 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 39.92 0.00 1.71 0.06 0.07 58.24 16:30:01 0 39.74 0.00 1.57 0.06 0.08 58.55 16:30:01 1 37.35 0.00 1.91 0.12 0.07 60.56 16:30:01 2 42.92 0.00 1.53 0.03 0.08 55.44 16:30:01 3 40.26 0.00 1.88 0.09 0.08 57.69 16:30:01 4 37.89 0.00 1.70 0.03 0.07 60.31 16:30:01 5 41.89 0.00 1.75 0.08 0.07 56.21 16:30:01 6 41.67 0.00 1.59 0.05 0.08 56.62 16:30:01 7 37.61 0.00 1.77 0.03 0.07 60.52 16:40:03 all 35.84 0.00 1.81 0.10 0.07 62.18 16:40:03 0 34.37 0.00 1.63 0.10 0.07 63.83 16:40:03 1 37.76 0.00 2.01 0.09 0.07 60.07 16:40:03 2 35.44 0.00 2.22 0.09 0.07 62.18 16:40:03 3 39.59 0.00 1.93 0.06 0.08 58.34 16:40:03 4 36.52 0.00 1.68 0.07 0.07 61.66 16:40:03 5 35.17 0.00 1.74 0.11 0.07 62.91 16:40:03 6 35.61 0.00 1.65 0.06 0.07 62.61 16:40:03 7 32.29 0.00 1.59 0.21 0.07 65.84 Average: all 37.88 0.00 1.76 0.08 0.07 60.21 Average: 0 37.05 0.00 1.60 0.08 0.07 61.19 Average: 1 37.56 0.00 1.96 0.10 0.07 60.32 Average: 2 39.18 0.00 1.87 0.06 0.08 58.81 Average: 3 39.92 0.00 1.91 0.07 0.08 58.02 Average: 4 37.20 0.00 1.69 0.05 0.07 60.99 Average: 5 38.53 0.00 1.74 0.09 0.07 59.57 Average: 6 38.64 0.00 1.62 0.05 0.07 59.62 Average: 7 34.95 0.00 1.68 0.12 0.07 63.18