---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1279 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 926 20010 4 11155 30698 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:3b:26:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.234/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84730sec preferred_lft 84730sec inet6 fe80::f816:3eff:fe3b:2604/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:5f:4e:de:9e:78 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-1279) 05/19/26 _x86_64_ (8 CPU) 09:48:16 LINUX RESTART (8 CPU) 09:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:06 358.38 2.42 350.20 5.76 102.91 22482.49 9859.57 10:10:08 10.68 0.25 9.16 1.28 3.46 1604.90 414.35 Average: 184.49 1.34 179.64 3.52 53.17 12041.26 5135.86 09:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:06 17574324 26204648 6043992 18.39 465704 7715280 10154072 29.94 1457648 12633000 13328 10:10:08 16556340 25614252 6627924 20.17 474540 8102256 15202748 44.83 1549336 13514136 7036 Average: 17065332 25909450 6335958 19.28 470122 7908768 12678410 37.39 1503492 13073568 10182 09:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:06 lo 1.61 1.61 0.97 0.97 0.00 0.00 0.00 0.00 10:00:06 ens3 400.18 225.65 1545.41 87.03 0.00 0.00 0.00 0.00 10:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:08 lo 6.32 6.32 1.03 1.03 0.00 0.00 0.00 0.00 10:10:08 ens3 120.57 68.60 110.30 36.96 0.00 0.00 0.00 0.00 10:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 260.34 147.11 827.69 61.99 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-1279) 05/19/26 _x86_64_ (8 CPU) 09:48:16 LINUX RESTART (8 CPU) 09:50:06 CPU %user %nice %system %iowait %steal %idle 10:00:06 all 65.03 0.00 3.55 0.65 0.11 30.65 10:00:06 0 65.82 0.00 3.68 0.72 0.12 29.66 10:00:06 1 64.06 0.00 4.05 0.70 0.12 31.08 10:00:06 2 63.03 0.00 3.35 0.70 0.11 32.81 10:00:06 3 67.35 0.00 3.44 0.52 0.11 28.58 10:00:06 4 68.42 0.00 3.33 0.93 0.12 27.21 10:00:06 5 64.70 0.00 3.68 0.67 0.11 30.83 10:00:06 6 63.04 0.00 3.63 0.59 0.12 32.62 10:00:06 7 63.79 0.00 3.28 0.38 0.11 32.45 10:10:08 all 96.93 0.00 2.89 0.00 0.13 0.04 10:10:08 0 96.93 0.00 2.90 0.00 0.13 0.04 10:10:08 1 97.00 0.00 2.83 0.00 0.13 0.04 10:10:08 2 96.74 0.00 3.09 0.00 0.13 0.04 10:10:08 3 97.03 0.00 2.80 0.00 0.13 0.03 10:10:08 4 96.84 0.00 2.97 0.00 0.13 0.05 10:10:08 5 97.13 0.00 2.69 0.00 0.13 0.05 10:10:08 6 97.01 0.00 2.82 0.00 0.13 0.04 10:10:08 7 96.79 0.00 3.03 0.00 0.13 0.05 Average: all 81.02 0.00 3.22 0.32 0.12 15.31 Average: 0 81.41 0.00 3.29 0.36 0.12 14.82 Average: 1 80.56 0.00 3.44 0.35 0.12 15.53 Average: 2 79.93 0.00 3.22 0.35 0.12 16.39 Average: 3 82.22 0.00 3.12 0.26 0.12 14.28 Average: 4 82.67 0.00 3.15 0.47 0.12 13.59 Average: 5 80.96 0.00 3.19 0.33 0.12 15.40 Average: 6 80.07 0.00 3.23 0.29 0.12 16.28 Average: 7 80.33 0.00 3.15 0.19 0.12 16.21