---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54081 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 748 19135 4 12207 30875 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:77:e7:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84391sec preferred_lft 84391sec inet6 fe80::f816:3eff:fe77:e737/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:85:e1:b0:06:97 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 inet6 fe80::7085:e1ff:feb0:697/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54081) 03/30/26 _x86_64_ (8 CPU) 00:00:35 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 15.05 0.30 14.36 0.38 11.74 10529.06 134.45 00:30:29 49.04 2.35 45.28 1.41 348.74 14844.63 4913.75 Average: 32.42 1.35 30.17 0.91 184.02 12735.25 2577.70 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 21456480 28830640 3466484 10.55 168884 7318972 3423312 10.09 1877156 8959172 227656 00:30:29 19791180 31610440 663008 2.02 234332 11500860 1308648 3.86 3120448 9111064 9228 Average: 20623830 30220540 2064746 6.28 201608 9409916 2365980 6.98 2498802 9035118 118442 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1.56 1.56 0.17 0.17 0.00 0.00 0.00 0.00 00:20:01 ens3 56.25 47.33 233.59 13.65 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:29 lo 219.61 219.61 213.47 213.47 0.00 0.00 0.00 0.00 00:30:29 ens3 127.65 120.32 418.28 1413.26 0.00 0.00 0.00 0.00 00:30:29 docker0 87.04 84.70 1316.92 155.00 0.00 0.00 0.00 0.00 Average: lo 113.03 113.03 109.21 109.21 0.00 0.00 0.00 0.00 Average: ens3 92.75 84.65 328.01 729.15 0.00 0.00 0.00 0.00 Average: docker0 44.50 43.30 673.23 79.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54081) 03/30/26 _x86_64_ (8 CPU) 00:00:35 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 31.28 0.00 1.41 0.09 0.06 67.16 00:20:01 0 24.27 0.00 1.17 0.25 0.06 74.25 00:20:01 1 31.41 0.00 1.30 0.07 0.06 67.16 00:20:01 2 33.90 0.00 1.54 0.15 0.06 64.34 00:20:01 3 33.56 0.00 1.74 0.04 0.06 64.60 00:20:01 4 37.09 0.00 1.32 0.04 0.06 61.48 00:20:01 5 33.53 0.00 1.69 0.13 0.06 64.60 00:20:01 6 26.71 0.00 1.26 0.02 0.06 71.96 00:20:01 7 29.79 0.00 1.23 0.01 0.06 68.91 00:30:29 all 10.43 0.00 1.19 0.22 0.05 88.11 00:30:29 0 9.15 0.00 1.10 0.15 0.04 89.56 00:30:29 1 14.06 0.00 1.66 0.38 0.05 83.85 00:30:29 2 12.53 0.00 0.89 0.30 0.04 86.24 00:30:29 3 10.03 0.00 0.92 0.13 0.04 88.88 00:30:29 4 6.63 0.00 0.94 0.12 0.04 92.27 00:30:29 5 6.10 0.00 0.62 0.08 0.05 93.15 00:30:29 6 10.97 0.00 1.62 0.36 0.05 87.00 00:30:29 7 13.98 0.00 1.81 0.23 0.04 83.93 Average: all 20.61 0.00 1.30 0.16 0.05 77.89 Average: 0 16.52 0.00 1.13 0.20 0.05 82.09 Average: 1 22.53 0.00 1.48 0.23 0.05 75.70 Average: 2 22.97 0.00 1.21 0.23 0.05 75.55 Average: 3 21.50 0.00 1.32 0.09 0.05 77.04 Average: 4 21.50 0.00 1.13 0.08 0.05 77.24 Average: 5 19.49 0.00 1.14 0.10 0.05 79.22 Average: 6 18.66 0.00 1.45 0.19 0.05 79.65 Average: 7 21.70 0.00 1.53 0.12 0.05 76.60