---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2435 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 23G 133G 15% / 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 839 14563 4 16689 30784 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:df:6c:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.140/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84921sec preferred_lft 84921sec inet6 fe80::f816:3eff:fedf:6ce5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:e6:42:f9:b4:a1 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::3ce6:42ff:fef9:b4a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2435) 03/05/26 _x86_64_ (8 CPU) 11:56:37 LINUX RESTART (8 CPU) 12:00:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:02 56.48 1.16 53.21 2.11 68.57 23219.30 25845.36 12:20:00 239.66 0.49 231.29 7.88 7.63 38589.24 39534.25 Average: 149.91 0.82 144.03 5.05 37.49 31058.34 32827.03 12:00:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:02 22076972 29726920 2565660 7.81 163268 7588072 2621124 7.73 2468952 7690156 15244 12:20:00 12556832 29747516 2448380 7.45 550124 15718824 2522940 7.44 4621632 13967028 5968 Average: 17316902 29737218 2507020 7.63 356696 11653448 2572032 7.58 3545292 10828592 10606 12:00:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:02 lo 1.90 1.90 1.01 1.01 0.00 0.00 0.00 0.00 12:10:02 ens3 77.08 59.97 1021.41 12.08 0.00 0.00 0.00 0.00 12:10:02 docker0 4.23 5.49 0.38 126.42 0.00 0.00 0.00 0.00 12:10:02 veth7b11363 0.82 1.06 0.07 29.19 0.00 0.00 0.00 0.00 12:20:00 lo 1.07 1.07 0.16 0.16 0.00 0.00 0.00 0.00 12:20:00 ens3 138.06 102.95 2014.24 15.84 0.00 0.00 0.00 0.00 12:20:00 docker0 15.03 24.23 2.53 216.01 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.58 0.58 0.00 0.00 0.00 0.00 Average: ens3 108.18 81.89 1527.78 14.00 0.00 0.00 0.00 0.00 Average: docker0 9.74 15.04 1.48 172.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2435) 03/05/26 _x86_64_ (8 CPU) 11:56:37 LINUX RESTART (8 CPU) 12:00:27 CPU %user %nice %system %iowait %steal %idle 12:10:02 all 32.86 0.00 1.63 0.55 0.09 64.87 12:10:02 0 31.80 0.00 1.52 0.58 0.09 66.01 12:10:02 1 27.42 0.00 1.63 0.94 0.09 69.92 12:10:02 2 34.80 0.00 1.95 0.73 0.10 62.42 12:10:02 3 36.30 0.00 2.00 0.68 0.09 60.92 12:10:02 4 32.25 0.00 1.49 0.34 0.08 65.84 12:10:02 5 31.42 0.00 1.48 0.67 0.09 66.34 12:10:02 6 37.07 0.00 1.42 0.35 0.08 61.07 12:10:02 7 31.83 0.00 1.54 0.12 0.10 66.42 12:20:00 all 14.62 0.00 2.86 0.75 0.08 81.69 12:20:00 0 13.66 0.00 3.66 0.87 0.08 81.73 12:20:00 1 12.29 0.00 2.71 1.07 0.08 83.84 12:20:00 2 17.39 0.00 2.54 0.90 0.08 79.08 12:20:00 3 17.12 0.00 3.36 0.68 0.09 78.76 12:20:00 4 14.08 0.00 2.55 0.42 0.08 82.88 12:20:00 5 17.89 0.00 2.89 0.81 0.07 78.34 12:20:00 6 14.28 0.00 2.61 0.60 0.08 82.43 12:20:00 7 10.27 0.00 2.53 0.67 0.08 86.45 Average: all 23.57 0.00 2.25 0.65 0.09 73.44 Average: 0 22.56 0.00 2.61 0.73 0.09 74.01 Average: 1 19.72 0.00 2.18 1.01 0.08 77.01 Average: 2 25.92 0.00 2.25 0.82 0.09 70.91 Average: 3 26.53 0.00 2.69 0.68 0.09 70.01 Average: 4 22.99 0.00 2.03 0.38 0.08 74.51 Average: 5 24.52 0.00 2.20 0.74 0.08 72.46 Average: 6 25.46 0.00 2.03 0.48 0.08 71.95 Average: 7 20.85 0.00 2.04 0.40 0.09 76.62