---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3234 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 899 24980 4 6212 30725 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:e2:38:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84367sec preferred_lft 84367sec inet6 fe80::f816:3eff:fee2:387e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a2:9c:2a:ca:6c 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-3234) 04/16/26 _x86_64_ (8 CPU) 08:10:20 LINUX RESTART (8 CPU) 08:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 46.07 0.13 27.12 18.82 5.57 2390.59 522298.07 08:40:02 32.98 0.01 28.91 4.05 0.68 3048.46 14929.95 Average: 39.47 0.07 28.02 11.37 3.10 2722.27 266491.51 08:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 25552800 29304560 3003284 9.14 184676 3773052 2962520 8.74 782300 6049476 51468 08:40:02 24949840 29228044 3075508 9.36 213260 4227420 3022720 8.91 911952 6482660 12288 Average: 25251320 29266302 3039396 9.25 198968 4000236 2992620 8.82 847126 6266068 31878 08:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 1717.93 1717.93 1635.75 1635.75 0.00 0.00 0.00 0.00 08:30:01 ens3 20.79 17.30 9.11 5.87 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 1735.59 1735.59 1652.79 1652.79 0.00 0.00 0.00 0.00 08:40:02 ens3 25.06 20.38 9.15 6.99 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1726.84 1726.84 1644.34 1644.34 0.00 0.00 0.00 0.00 Average: ens3 22.94 18.85 9.13 6.43 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-3234) 04/16/26 _x86_64_ (8 CPU) 08:10:20 LINUX RESTART (8 CPU) 08:20:10 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 36.77 0.00 1.59 0.17 0.09 61.38 08:30:01 0 33.63 0.00 1.35 0.20 0.08 64.73 08:30:01 1 38.48 0.00 2.09 0.10 0.09 59.25 08:30:01 2 39.63 0.00 1.39 0.05 0.09 58.84 08:30:01 3 34.71 0.00 1.55 0.64 0.08 63.02 08:30:01 4 38.09 0.00 1.52 0.15 0.09 60.15 08:30:01 5 36.14 0.00 1.78 0.11 0.09 61.87 08:30:01 6 37.62 0.00 1.56 0.05 0.09 60.69 08:30:01 7 35.84 0.00 1.52 0.05 0.08 62.51 08:40:02 all 37.44 0.00 1.78 0.14 0.09 60.55 08:40:02 0 36.89 0.00 1.91 0.37 0.09 60.74 08:40:02 1 40.22 0.00 1.82 0.08 0.09 57.80 08:40:02 2 35.91 0.00 1.68 0.15 0.09 62.17 08:40:02 3 34.16 0.00 1.87 0.07 0.08 63.81 08:40:02 4 36.97 0.00 1.81 0.08 0.09 61.05 08:40:02 5 38.27 0.00 1.76 0.19 0.09 59.69 08:40:02 6 39.32 0.00 1.71 0.05 0.09 58.83 08:40:02 7 37.78 0.00 1.69 0.10 0.08 60.35 Average: all 37.11 0.00 1.69 0.15 0.09 60.96 Average: 0 35.27 0.00 1.63 0.29 0.09 62.72 Average: 1 39.35 0.00 1.95 0.09 0.09 58.52 Average: 2 37.75 0.00 1.54 0.10 0.09 60.52 Average: 3 34.44 0.00 1.71 0.36 0.08 63.42 Average: 4 37.53 0.00 1.66 0.12 0.09 60.60 Average: 5 37.22 0.00 1.77 0.15 0.09 60.77 Average: 6 38.48 0.00 1.63 0.05 0.09 59.75 Average: 7 36.82 0.00 1.60 0.08 0.08 61.42