---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36499 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 17G 138G 11% / 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 752 19361 4 11978 30871 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:6d:b9:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84501sec preferred_lft 84501sec inet6 fe80::f816:3eff:fe6d:b910/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:68:07:10:7d:63 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::c468:7ff:fe10:7d63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36499) 07/17/26 _x86_64_ (8 CPU) 00:23:22 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 9.39 0.06 8.91 0.42 2.01 2430.31 638.20 00:50:01 55.15 2.20 51.84 1.12 320.66 22463.90 4559.11 Average: 32.28 1.13 30.39 0.77 161.42 12452.28 2599.67 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24197072 28989796 3314976 10.09 155956 4830764 3410104 10.06 901220 7257792 51388 00:50:01 20059720 31636680 637328 1.94 232348 11268956 1435372 4.23 2978028 9005316 360 Average: 22128396 30313238 1976152 6.01 194152 8049860 2422738 7.14 1939624 8131554 25874 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 66.69 47.97 235.43 11.96 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 205.73 205.73 201.75 201.75 0.00 0.00 0.00 0.00 00:50:01 ens3 116.46 102.03 341.92 1248.42 0.00 0.00 0.00 0.00 00:50:01 docker0 57.66 57.53 1234.74 6.65 0.00 0.00 0.00 0.00 00:50:01 veth1659ca8 57.65 57.54 1235.53 6.65 0.00 0.00 0.00 0.10 Average: lo 103.80 103.80 101.01 101.01 0.00 0.00 0.00 0.00 Average: ens3 91.59 75.02 288.70 630.51 0.00 0.00 0.00 0.00 Average: docker0 28.84 28.78 617.69 3.33 0.00 0.00 0.00 0.00 Average: veth1659ca8 28.84 28.79 618.08 3.33 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36499) 07/17/26 _x86_64_ (8 CPU) 00:23:22 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.95 0.00 1.26 0.08 0.09 63.63 00:40:01 0 28.65 0.00 0.98 0.10 0.08 70.19 00:40:01 1 34.92 0.00 1.46 0.10 0.08 63.43 00:40:01 2 34.75 0.00 1.14 0.01 0.09 64.00 00:40:01 3 40.14 0.00 1.27 0.01 0.12 58.46 00:40:01 4 34.54 0.00 1.33 0.06 0.09 63.98 00:40:01 5 35.10 0.00 1.42 0.28 0.08 63.11 00:40:01 6 32.29 0.00 1.01 0.03 0.07 66.60 00:40:01 7 39.21 0.00 1.45 0.02 0.08 59.23 00:50:01 all 15.64 0.00 1.21 0.25 0.05 82.85 00:50:01 0 12.51 0.00 0.86 0.19 0.05 86.40 00:50:01 1 16.15 0.00 1.27 0.41 0.06 82.12 00:50:01 2 17.27 0.00 1.65 0.19 0.05 80.83 00:50:01 3 19.98 0.00 1.71 0.33 0.06 77.93 00:50:01 4 13.86 0.00 1.25 0.21 0.05 84.63 00:50:01 5 16.59 0.00 1.09 0.09 0.05 82.17 00:50:01 6 15.47 0.00 0.99 0.12 0.04 83.38 00:50:01 7 13.30 0.00 0.88 0.47 0.05 85.29 Average: all 25.28 0.00 1.24 0.16 0.07 73.25 Average: 0 20.56 0.00 0.92 0.14 0.06 78.31 Average: 1 25.53 0.00 1.37 0.25 0.07 72.78 Average: 2 26.00 0.00 1.40 0.10 0.07 72.43 Average: 3 30.05 0.00 1.49 0.17 0.09 68.20 Average: 4 24.19 0.00 1.29 0.13 0.07 74.32 Average: 5 25.84 0.00 1.26 0.19 0.06 72.66 Average: 6 23.87 0.00 1.00 0.07 0.06 75.00 Average: 7 26.25 0.00 1.17 0.25 0.07 72.27