---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2993 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 18G 138G 12% / 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 932 19716 4 11443 30692 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:c5:af:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.8/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84176sec preferred_lft 84176sec inet6 fe80::f816:3eff:fec5:afe5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a5:a9:06:67:e1 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-2993) 03/19/26 _x86_64_ (8 CPU) 06:50:51 LINUX RESTART (8 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:09 14.70 0.71 13.14 0.85 20.88 3933.31 1629.28 07:20:16 77.34 0.03 59.29 18.02 1.82 5377.05 544130.97 Average: 45.99 0.37 36.20 9.42 11.36 4654.54 272639.17 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:09 20546920 25071144 7228620 22.00 174312 4535488 9488860 27.98 817620 10984276 1640 07:20:16 21465548 27675672 4614084 14.04 233972 6019288 4171348 12.30 1092712 9614164 288164 Average: 21006234 26373408 5921352 18.02 204142 5277388 6830104 20.14 955166 10299220 144902 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:09 lo 7.29 7.29 1.93 1.93 0.00 0.00 0.00 0.00 07:10:09 ens3 137.46 76.82 344.35 31.57 0.00 0.00 0.00 0.00 07:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:16 lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 07:20:16 ens3 55.54 34.45 221.44 10.63 0.00 0.00 0.00 0.00 07:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.01 4.01 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 96.54 55.66 282.95 21.11 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-2993) 03/19/26 _x86_64_ (8 CPU) 06:50:51 LINUX RESTART (8 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:09 all 70.19 0.00 2.23 0.05 0.11 27.42 07:10:09 0 70.84 0.00 2.17 0.00 0.11 26.88 07:10:09 1 71.13 0.00 2.02 0.01 0.11 26.72 07:10:09 2 70.41 0.00 2.07 0.01 0.11 27.40 07:10:09 3 69.94 0.00 2.40 0.02 0.11 27.53 07:10:09 4 66.54 0.00 2.48 0.35 0.11 30.53 07:10:09 5 71.21 0.00 2.28 0.03 0.11 26.37 07:10:09 6 72.54 0.00 2.34 0.01 0.11 24.99 07:10:09 7 68.90 0.00 2.06 0.00 0.11 28.92 07:20:16 all 89.93 0.00 2.99 0.10 0.12 6.87 07:20:16 0 90.44 0.00 2.97 0.01 0.12 6.45 07:20:16 1 89.77 0.00 3.01 0.04 0.13 7.06 07:20:16 2 89.98 0.00 3.10 0.13 0.11 6.68 07:20:16 3 89.83 0.00 3.36 0.08 0.11 6.62 07:20:16 4 90.22 0.00 2.76 0.23 0.12 6.67 07:20:16 5 89.64 0.00 2.95 0.08 0.12 7.21 07:20:16 6 90.04 0.00 3.00 0.12 0.12 6.72 07:20:16 7 89.49 0.00 2.75 0.09 0.12 7.56 Average: all 80.05 0.00 2.61 0.08 0.11 17.15 Average: 0 80.63 0.00 2.57 0.01 0.11 16.68 Average: 1 80.45 0.00 2.52 0.02 0.12 16.89 Average: 2 80.19 0.00 2.59 0.07 0.11 17.04 Average: 3 79.88 0.00 2.88 0.05 0.11 17.08 Average: 4 78.37 0.00 2.62 0.29 0.11 18.61 Average: 5 80.42 0.00 2.61 0.05 0.12 16.80 Average: 6 81.29 0.00 2.67 0.06 0.12 15.86 Average: 7 79.19 0.00 2.41 0.05 0.11 18.25