---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-481955 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 885 24702 4 6504 30739 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:08:06:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84008sec preferred_lft 84008sec inet6 fe80::f816:3eff:fe08:681/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:5d:74:8d:84:11 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-481955) 03/15/26 _x86_64_ (8 CPU) 15:25:19 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:09 33.91 3.01 27.77 3.14 539.59 5162.83 13072.90 15:50:09 39.16 0.02 34.00 5.14 0.13 2688.87 10487.95 16:00:01 29.18 0.01 25.51 3.66 0.39 3218.72 18240.90 Average: 34.10 1.03 29.10 3.98 182.39 3698.61 13911.34 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:09 25246340 29116876 3189780 9.71 173412 3914380 3278948 9.67 845304 6288336 136952 15:50:09 25327340 29475940 2827124 8.60 205176 4129092 2893084 8.53 941480 6086124 19352 16:00:01 23860692 29319008 2978216 9.06 234388 5338596 2990684 8.82 1285468 7109700 671628 Average: 24811457 29303941 2998373 9.12 204325 4460689 3054239 9.01 1024084 6494720 275977 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:09 lo 1098.13 1098.13 1044.89 1044.89 0.00 0.00 0.00 0.00 15:40:09 ens3 146.04 108.02 1015.43 25.82 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:09 lo 2223.23 2223.23 2118.89 2118.89 0.00 0.00 0.00 0.00 15:50:09 ens3 49.88 35.94 18.41 13.74 0.00 0.00 0.00 0.00 15:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 1355.23 1355.23 1289.96 1289.96 0.00 0.00 0.00 0.00 16:00:01 ens3 68.64 50.99 180.31 17.36 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1557.75 1557.75 1483.52 1483.52 0.00 0.00 0.00 0.00 Average: ens3 88.52 65.23 408.36 19.01 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-481955) 03/15/26 _x86_64_ (8 CPU) 15:25:19 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:09 all 40.38 0.00 1.67 0.08 0.07 57.80 15:40:09 0 39.90 0.00 1.66 0.06 0.07 58.32 15:40:09 1 39.87 0.00 1.92 0.15 0.07 57.99 15:40:09 2 43.14 0.00 1.87 0.07 0.07 54.85 15:40:09 3 40.42 0.00 1.41 0.04 0.06 58.06 15:40:09 4 44.06 0.00 1.70 0.10 0.07 54.07 15:40:09 5 40.77 0.00 1.75 0.15 0.07 57.26 15:40:09 6 38.53 0.00 1.51 0.04 0.06 59.85 15:40:09 7 36.36 0.00 1.55 0.03 0.06 62.00 15:50:09 all 37.13 0.00 1.79 0.07 0.06 60.94 15:50:09 0 31.31 0.00 1.57 0.12 0.06 66.94 15:50:09 1 38.98 0.00 1.79 0.06 0.06 59.11 15:50:09 2 37.61 0.00 1.90 0.07 0.06 60.35 15:50:09 3 37.96 0.00 1.89 0.06 0.06 60.03 15:50:09 4 40.42 0.00 1.89 0.05 0.07 57.57 15:50:09 5 36.67 0.00 1.70 0.06 0.06 61.51 15:50:09 6 36.56 0.00 1.90 0.04 0.07 61.43 15:50:09 7 37.55 0.00 1.69 0.12 0.07 60.58 16:00:01 all 35.11 0.00 1.63 0.06 0.06 63.14 16:00:01 0 31.29 0.00 1.60 0.14 0.06 66.91 16:00:01 1 37.67 0.00 2.16 0.03 0.06 60.07 16:00:01 2 39.00 0.00 1.69 0.02 0.06 59.23 16:00:01 3 35.01 0.00 1.60 0.06 0.06 63.28 16:00:01 4 37.66 0.00 1.45 0.03 0.06 60.80 16:00:01 5 32.66 0.00 1.49 0.07 0.06 65.72 16:00:01 6 34.72 0.00 1.47 0.03 0.07 63.71 16:00:01 7 32.86 0.00 1.58 0.14 0.07 65.36 Average: all 37.56 0.00 1.70 0.07 0.06 60.60 Average: 0 34.20 0.00 1.61 0.10 0.06 64.03 Average: 1 38.85 0.00 1.96 0.08 0.07 59.05 Average: 2 39.94 0.00 1.82 0.05 0.07 58.12 Average: 3 37.82 0.00 1.63 0.05 0.06 60.43 Average: 4 40.74 0.00 1.68 0.06 0.06 57.45 Average: 5 36.74 0.00 1.65 0.09 0.06 61.46 Average: 6 36.62 0.00 1.63 0.04 0.07 61.65 Average: 7 35.60 0.00 1.60 0.10 0.06 62.63