---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65852 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: 5599.94 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 760 19016 4 12316 30864 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:36:c3:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84358sec preferred_lft 84358sec inet6 fe80::f816:3eff:fe36:c379/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:a6:b4:02:c3:c4 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::f8a6:b4ff:fe02:c3c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65852) 04/02/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.49 0.51 22.46 0.52 17.75 15451.37 699.48 00:30:09 49.37 2.25 45.89 1.23 354.31 10463.64 5681.47 Average: 36.56 1.39 34.29 0.88 187.71 12932.69 3215.26 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18979648 27717848 4570668 13.91 190420 8607536 4842744 14.28 2116964 11120296 372 00:30:09 19677856 31607732 662848 2.02 237412 11606004 1308488 3.86 3158444 9187472 12 Average: 19328752 29662790 2616758 7.96 213916 10106770 3075616 9.07 2637704 10153884 192 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 240.41 240.41 234.45 234.45 0.00 0.00 0.00 0.00 00:20:01 ens3 58.10 49.21 322.71 13.30 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 00:30:09 lo 10.81 10.81 2.69 2.69 0.00 0.00 0.00 0.00 00:30:09 ens3 161.64 175.04 325.10 2640.98 0.00 0.00 0.00 0.00 00:30:09 docker0 88.72 84.12 1360.09 159.74 0.00 0.00 0.00 0.00 Average: lo 124.47 124.47 117.42 117.42 0.00 0.00 0.00 0.00 Average: ens3 110.38 112.75 323.92 1340.22 0.00 0.00 0.00 0.00 Average: docker0 44.80 42.48 686.81 80.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65852) 04/02/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.24 0.00 1.36 0.22 0.06 70.11 00:20:01 0 23.77 0.00 1.43 0.94 0.06 73.80 00:20:01 1 29.66 0.00 1.38 0.26 0.07 68.63 00:20:01 2 40.02 0.00 1.73 0.18 0.07 58.00 00:20:01 3 24.92 0.00 1.18 0.04 0.06 73.80 00:20:01 4 23.83 0.00 1.22 0.26 0.06 74.62 00:20:01 5 27.87 0.00 1.31 0.07 0.06 70.68 00:20:01 6 26.78 0.00 1.34 0.01 0.07 71.81 00:20:01 7 29.08 0.00 1.30 0.02 0.06 69.53 00:30:09 all 9.69 0.00 1.05 0.20 0.05 89.01 00:30:09 0 3.49 0.00 0.60 0.20 0.04 95.67 00:30:09 1 7.83 0.00 0.70 0.47 0.05 90.95 00:30:09 2 6.21 0.00 0.65 0.07 0.04 93.02 00:30:09 3 21.08 0.00 1.90 0.13 0.05 76.83 00:30:09 4 8.22 0.00 1.51 0.26 0.04 89.96 00:30:09 5 6.65 0.00 0.95 0.04 0.06 92.30 00:30:09 6 7.66 0.00 0.89 0.32 0.04 91.10 00:30:09 7 16.37 0.00 1.20 0.14 0.05 82.24 Average: all 18.86 0.00 1.20 0.21 0.05 79.66 Average: 0 13.51 0.00 1.01 0.56 0.05 84.86 Average: 1 18.63 0.00 1.04 0.37 0.06 79.91 Average: 2 22.92 0.00 1.19 0.13 0.05 75.72 Average: 3 22.98 0.00 1.55 0.09 0.06 75.33 Average: 4 15.95 0.00 1.37 0.26 0.05 82.37 Average: 5 17.15 0.00 1.13 0.05 0.06 81.60 Average: 6 17.11 0.00 1.11 0.16 0.05 81.56 Average: 7 22.66 0.00 1.25 0.08 0.06 75.96