---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4798 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 893 24990 4 6208 30731 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:09:95:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84399sec preferred_lft 84399sec inet6 fe80::f816:3eff:fe09:9541/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:36:7f:e6:92:04 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-4798) 04/20/26 _x86_64_ (8 CPU) 06:50:32 LINUX RESTART (8 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 32.26 0.13 28.02 4.11 5.39 2639.63 12969.27 07:20:13 49.39 0.02 30.71 18.66 0.30 2990.45 513823.04 Average: 40.91 0.07 29.38 11.46 2.82 2816.74 265818.02 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 25296628 29149976 3157688 9.61 189256 3860488 3669488 10.82 785772 6304976 115584 07:20:13 24895100 29175260 3127868 9.52 214156 4226700 3090284 9.11 914564 6510376 8744 Average: 25095864 29162618 3142778 9.56 201706 4043594 3379886 9.97 850168 6407676 62164 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 1845.63 1845.63 1757.66 1757.66 0.00 0.00 0.00 0.00 07:10:01 ens3 20.22 17.08 9.36 6.02 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:13 lo 1816.16 1816.16 1729.93 1729.93 0.00 0.00 0.00 0.00 07:20:13 ens3 23.72 18.87 9.08 6.69 0.00 0.00 0.00 0.00 07:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1830.75 1830.75 1743.66 1743.66 0.00 0.00 0.00 0.00 Average: ens3 21.99 17.98 9.22 6.36 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-4798) 04/20/26 _x86_64_ (8 CPU) 06:50:32 LINUX RESTART (8 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 34.99 0.00 1.59 0.06 0.07 63.29 07:10:01 0 31.60 0.00 1.44 0.04 0.06 66.86 07:10:01 1 35.40 0.00 1.94 0.04 0.07 62.54 07:10:01 2 40.35 0.00 1.97 0.13 0.07 57.49 07:10:01 3 37.08 0.00 1.64 0.06 0.07 61.15 07:10:01 4 31.99 0.00 1.36 0.05 0.07 66.53 07:10:01 5 36.25 0.00 1.52 0.04 0.07 62.13 07:10:01 6 30.76 0.00 1.36 0.08 0.06 67.74 07:10:01 7 36.51 0.00 1.48 0.05 0.07 61.89 07:20:13 all 36.95 0.00 1.88 0.08 0.07 61.01 07:20:13 0 38.35 0.00 1.79 0.09 0.07 59.70 07:20:13 1 36.35 0.00 2.29 0.03 0.07 61.27 07:20:13 2 34.40 0.00 1.84 0.09 0.07 63.60 07:20:13 3 41.83 0.00 1.67 0.09 0.07 56.34 07:20:13 4 35.52 0.00 1.95 0.21 0.07 62.25 07:20:13 5 40.54 0.00 2.06 0.07 0.07 57.26 07:20:13 6 34.83 0.00 1.73 0.04 0.06 63.33 07:20:13 7 33.78 0.00 1.73 0.06 0.07 64.36 Average: all 35.98 0.00 1.74 0.07 0.07 62.14 Average: 0 35.01 0.00 1.62 0.06 0.07 63.24 Average: 1 35.88 0.00 2.11 0.03 0.07 61.90 Average: 2 37.35 0.00 1.90 0.11 0.07 60.57 Average: 3 39.48 0.00 1.66 0.07 0.07 58.73 Average: 4 33.77 0.00 1.66 0.13 0.07 64.37 Average: 5 38.42 0.00 1.79 0.05 0.07 59.67 Average: 6 32.82 0.00 1.55 0.06 0.06 65.51 Average: 7 35.13 0.00 1.60 0.06 0.07 63.14