---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6353 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 788 19297 4 12006 30835 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:6f:ee:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84426sec preferred_lft 84426sec inet6 fe80::f816:3eff:fe6f:ee14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:ea:2e:6d:ed: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::4cea:2eff:fe6d:edc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-6353) 04/22/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.18 0.05 7.73 0.40 1.91 2459.92 79.30 00:50:09 79.39 2.19 61.20 16.00 318.91 22456.69 493018.43 Average: 44.31 1.14 34.86 8.31 162.73 12604.89 250162.45 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24282184 29376436 2927564 8.91 162788 5117356 3006464 8.87 1076624 7000696 396052 00:50:09 20001556 31608132 663716 2.02 234972 11296440 1439504 4.24 3097556 8938724 228 Average: 22141870 30492284 1795640 5.46 198880 8206898 2222984 6.56 2087090 7969710 198140 00:30:10 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 54.90 48.10 238.22 13.06 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 00:50:09 lo 190.50 190.50 187.25 187.25 0.00 0.00 0.00 0.00 00:50:09 ens3 117.93 98.07 428.53 1201.15 0.00 0.00 0.00 0.00 00:50:09 docker0 64.00 68.51 1190.59 155.47 0.00 0.00 0.00 0.00 00:50:09 veth36d4b2a 57.22 59.79 1190.96 6.12 0.00 0.00 0.00 0.10 Average: lo 97.52 97.52 95.08 95.08 0.00 0.00 0.00 0.00 Average: ens3 86.88 73.45 334.77 615.82 0.00 0.00 0.00 0.00 Average: docker0 32.47 34.76 604.02 78.87 0.00 0.00 0.00 0.00 Average: veth36d4b2a 29.03 30.33 604.21 3.11 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-6353) 04/22/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.37 0.00 1.34 0.03 0.12 64.15 00:40:01 0 29.92 0.00 1.11 0.00 0.09 68.88 00:40:01 1 37.70 0.00 1.36 0.04 0.10 60.79 00:40:01 2 32.28 0.00 1.36 0.05 0.10 66.20 00:40:01 3 31.75 0.00 1.52 0.03 0.13 66.57 00:40:01 4 37.59 0.00 1.32 0.00 0.09 61.00 00:40:01 5 40.21 0.00 1.43 0.02 0.11 58.22 00:40:01 6 31.21 0.00 1.21 0.03 0.21 67.33 00:40:01 7 34.26 0.00 1.39 0.07 0.10 64.18 00:50:09 all 14.12 0.00 1.31 0.71 0.07 83.78 00:50:09 0 11.69 0.00 1.26 0.08 0.11 86.87 00:50:09 1 17.90 0.00 1.71 1.15 0.08 79.16 00:50:09 2 13.40 0.00 1.36 0.72 0.06 84.47 00:50:09 3 14.88 0.00 1.42 0.70 0.08 82.92 00:50:09 4 12.14 0.00 0.84 0.17 0.05 86.79 00:50:09 5 13.38 0.00 1.12 1.02 0.09 84.39 00:50:09 6 11.47 0.00 1.08 1.56 0.05 85.84 00:50:09 7 18.11 0.00 1.71 0.29 0.07 79.81 Average: all 24.10 0.00 1.33 0.38 0.10 74.10 Average: 0 20.67 0.00 1.18 0.04 0.10 78.01 Average: 1 27.66 0.00 1.54 0.60 0.09 70.11 Average: 2 22.70 0.00 1.36 0.39 0.08 75.47 Average: 3 23.20 0.00 1.47 0.37 0.10 74.85 Average: 4 24.69 0.00 1.07 0.09 0.07 74.08 Average: 5 26.61 0.00 1.27 0.53 0.10 71.49 Average: 6 21.19 0.00 1.15 0.81 0.13 76.72 Average: 7 26.08 0.00 1.55 0.18 0.08 72.10