---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8137 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 760 19127 4 12204 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:e9:62:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84481sec preferred_lft 84481sec inet6 fe80::f816:3eff:fee9:6226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:11:3f:56:7e:aa 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::3011:3fff:fe56:7eaa/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-8137) 03/23/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.72 0.48 20.67 0.57 17.46 15246.30 2383.19 00:30:07 40.33 2.27 36.85 1.21 359.39 10436.13 5105.47 Average: 31.07 1.38 28.80 0.89 189.25 12829.63 3750.89 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19257076 27879776 4410744 13.42 187724 8497212 4690668 13.83 2075432 10879092 224 00:30:07 19778980 31594352 678028 2.06 234400 11496768 1296844 3.82 3119636 9125616 64 Average: 19518028 29737064 2544386 7.74 211062 9996990 2993756 8.83 2597534 10002354 144 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 242.58 242.58 236.72 236.72 0.00 0.00 0.00 0.00 00:20:01 ens3 58.21 49.62 320.42 13.43 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 00:30:07 lo 10.77 10.77 2.68 2.68 0.00 0.00 0.00 0.00 00:30:07 ens3 165.02 179.46 325.85 2647.52 0.00 0.00 0.00 0.00 00:30:07 docker0 93.20 88.76 1363.34 160.27 0.00 0.00 0.00 0.00 Average: lo 126.12 126.12 119.14 119.14 0.00 0.00 0.00 0.00 Average: ens3 111.87 114.85 323.15 1336.82 0.00 0.00 0.00 0.00 Average: docker0 46.82 44.59 684.95 80.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8137) 03/23/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.50 0.00 1.25 0.10 0.06 70.10 00:20:01 0 23.93 0.00 0.87 0.01 0.06 75.14 00:20:01 1 31.36 0.00 1.43 0.07 0.07 67.07 00:20:01 2 30.37 0.00 1.19 0.21 0.07 68.16 00:20:01 3 27.36 0.00 1.09 0.05 0.06 71.44 00:20:01 4 28.17 0.00 1.24 0.08 0.06 70.45 00:20:01 5 24.56 0.00 1.25 0.14 0.06 74.00 00:20:01 6 36.01 0.00 1.56 0.08 0.07 62.28 00:20:01 7 26.22 0.00 1.38 0.12 0.06 72.22 00:30:07 all 9.86 0.00 1.02 0.13 0.04 88.95 00:30:07 0 6.59 0.00 0.80 0.23 0.04 92.34 00:30:07 1 8.34 0.00 0.98 0.15 0.04 90.49 00:30:07 2 14.34 0.00 1.62 0.10 0.04 83.90 00:30:07 3 12.24 0.00 1.67 0.17 0.04 85.88 00:30:07 4 9.69 0.00 0.91 0.06 0.04 89.30 00:30:07 5 13.36 0.00 1.05 0.08 0.04 85.47 00:30:07 6 4.71 0.00 0.38 0.08 0.03 94.80 00:30:07 7 9.61 0.00 0.78 0.21 0.04 89.37 Average: all 19.12 0.00 1.14 0.11 0.05 79.57 Average: 0 15.21 0.00 0.83 0.12 0.05 83.79 Average: 1 19.78 0.00 1.20 0.11 0.05 78.85 Average: 2 22.31 0.00 1.40 0.15 0.06 76.07 Average: 3 19.76 0.00 1.38 0.11 0.05 78.70 Average: 4 18.88 0.00 1.08 0.07 0.05 79.92 Average: 5 18.93 0.00 1.15 0.11 0.05 79.77 Average: 6 20.27 0.00 0.97 0.08 0.05 78.63 Average: 7 17.87 0.00 1.08 0.16 0.05 80.84