---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12582 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: 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 17G 139G 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 19555 4 11784 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:64:1f:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:fe64:1fb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:ed:aa:b4:9a:31 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::48ed:aaff:feb4:9a31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12582) 05/11/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 8.10 0.06 7.65 0.40 1.92 2576.66 148.08 00:50:01 54.08 2.21 50.60 1.28 323.32 22685.33 4815.05 Average: 31.17 1.14 29.19 0.84 163.15 12664.34 2489.30 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 24184472 29410948 2893368 8.80 158956 5247912 3063736 9.03 1198632 6957372 726832 00:50:01 20264960 31644172 630020 1.92 231404 11076624 1415272 4.17 3002740 8777612 464 Average: 22224716 30527560 1761694 5.36 195180 8162268 2239504 6.60 2100686 7867492 363648 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 53.60 45.58 235.38 12.31 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 203.88 203.88 199.84 199.84 0.00 0.00 0.00 0.00 00:50:01 ens3 114.98 99.99 435.63 1259.81 0.00 0.00 0.00 0.00 00:50:01 docker0 65.03 65.84 1248.67 158.26 0.00 0.00 0.00 0.00 00:50:01 vethe53b0bf 59.37 58.87 1249.12 6.99 0.00 0.00 0.00 0.10 Average: lo 103.16 103.16 100.33 100.33 0.00 0.00 0.00 0.00 Average: ens3 84.39 72.87 335.84 638.13 0.00 0.00 0.00 0.00 Average: docker0 32.62 33.03 626.40 79.39 0.00 0.00 0.00 0.00 Average: vethe53b0bf 29.78 29.53 626.63 3.51 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12582) 05/11/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 34.42 0.00 1.35 0.03 0.07 64.13 00:40:00 0 33.62 0.00 1.42 0.06 0.07 64.83 00:40:00 1 30.96 0.00 1.26 0.01 0.07 67.71 00:40:00 2 36.53 0.00 1.55 0.07 0.07 61.79 00:40:00 3 40.38 0.00 1.64 0.03 0.07 57.88 00:40:00 4 31.52 0.00 1.31 0.02 0.07 67.08 00:40:00 5 32.78 0.00 0.94 0.00 0.06 66.21 00:40:00 6 36.51 0.00 1.50 0.02 0.07 61.91 00:40:00 7 33.11 0.00 1.17 0.02 0.07 65.63 00:50:01 all 14.49 0.00 1.49 0.26 0.05 83.71 00:50:01 0 16.53 0.00 1.99 0.58 0.06 80.84 00:50:01 1 11.52 0.00 1.72 0.46 0.05 86.25 00:50:01 2 17.46 0.00 1.66 0.23 0.05 80.60 00:50:01 3 15.51 0.00 1.57 0.17 0.05 82.70 00:50:01 4 13.48 0.00 1.13 0.15 0.05 85.18 00:50:01 5 14.22 0.00 1.12 0.16 0.05 84.45 00:50:01 6 11.90 0.00 0.84 0.05 0.05 87.17 00:50:01 7 15.28 0.00 1.89 0.30 0.06 82.46 Average: all 24.42 0.00 1.42 0.15 0.06 73.96 Average: 0 25.04 0.00 1.70 0.32 0.06 72.87 Average: 1 21.22 0.00 1.49 0.23 0.06 77.00 Average: 2 26.96 0.00 1.60 0.15 0.06 71.24 Average: 3 27.88 0.00 1.61 0.10 0.06 70.35 Average: 4 22.48 0.00 1.22 0.09 0.06 76.16 Average: 5 23.47 0.00 1.03 0.08 0.06 75.37 Average: 6 24.15 0.00 1.17 0.03 0.06 74.59 Average: 7 24.16 0.00 1.53 0.16 0.07 74.08