---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16341 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 12G 144G 8% / 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 922 24890 4 6279 30701 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:15:cc:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84125sec preferred_lft 84125sec inet6 fe80::f816:3eff:fe15:ccd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:93:1b:02:73:47 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16341) 05/18/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 63.04 10.60 49.63 2.82 1409.05 6594.98 7961.27 13:20:11 31.68 0.13 27.50 4.05 5.30 2572.42 6726.95 13:30:21 37.57 0.01 33.07 4.49 0.09 3174.07 17661.89 Average: 43.99 3.54 36.66 3.79 466.36 4100.31 10799.57 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26360460 29656852 2655892 8.08 149292 3396012 2850128 8.40 652968 5428104 37140 13:20:11 25537464 29334236 2972940 9.05 189052 3808480 2912416 8.59 788332 6063356 45908 13:30:21 24133204 28643116 3659376 11.14 216640 4442796 3689768 10.88 935696 7267860 175404 Average: 25343709 29211401 3096069 9.42 184995 3882429 3150771 9.29 792332 6253107 86151 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 828.37 828.37 788.68 788.68 0.00 0.00 0.00 0.00 13:10:01 ens3 173.67 127.23 1145.35 29.24 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:11 lo 1718.52 1718.52 1636.39 1636.39 0.00 0.00 0.00 0.00 13:20:11 ens3 55.89 38.22 19.49 14.25 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 1871.52 1871.52 1782.55 1782.55 0.00 0.00 0.00 0.00 13:30:21 ens3 60.96 41.05 20.86 16.32 0.00 0.00 0.00 0.00 13:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1476.34 1476.34 1405.90 1405.90 0.00 0.00 0.00 0.00 Average: ens3 96.42 68.52 391.14 19.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16341) 05/18/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 31.20 0.00 1.42 0.17 0.06 67.16 13:10:01 0 29.30 0.00 1.48 0.38 0.06 68.79 13:10:01 1 29.54 0.00 1.33 0.07 0.06 69.00 13:10:01 2 34.56 0.00 1.71 0.11 0.06 63.56 13:10:01 3 32.87 0.00 1.26 0.08 0.06 65.73 13:10:01 4 31.36 0.00 1.30 0.04 0.06 67.24 13:10:01 5 31.72 0.00 1.59 0.56 0.06 66.07 13:10:01 6 31.14 0.00 1.40 0.07 0.06 67.34 13:10:01 7 29.09 0.00 1.26 0.08 0.06 69.51 13:20:11 all 36.08 0.00 1.58 0.04 0.07 62.23 13:20:11 0 33.07 0.00 1.37 0.04 0.07 65.45 13:20:11 1 32.40 0.00 1.56 0.03 0.07 65.95 13:20:11 2 37.13 0.00 1.76 0.07 0.07 60.96 13:20:11 3 36.67 0.00 1.58 0.02 0.07 61.66 13:20:11 4 39.85 0.00 1.88 0.02 0.07 58.18 13:20:11 5 39.84 0.00 1.43 0.05 0.07 58.61 13:20:11 6 34.98 0.00 1.42 0.08 0.07 63.45 13:20:11 7 34.75 0.00 1.59 0.03 0.06 63.57 13:30:21 all 37.32 0.00 1.78 0.05 0.08 60.78 13:30:21 0 38.48 0.00 1.84 0.06 0.08 59.55 13:30:21 1 43.34 0.00 2.39 0.03 0.08 54.17 13:30:21 2 39.74 0.00 1.67 0.14 0.08 58.36 13:30:21 3 36.67 0.00 1.65 0.04 0.08 61.55 13:30:21 4 38.92 0.00 1.61 0.03 0.07 59.36 13:30:21 5 36.21 0.00 1.87 0.02 0.07 61.83 13:30:21 6 34.16 0.00 1.39 0.04 0.07 64.34 13:30:21 7 31.03 0.00 1.79 0.05 0.07 67.05 Average: all 34.89 0.00 1.59 0.09 0.07 63.37 Average: 0 33.64 0.00 1.56 0.16 0.07 64.57 Average: 1 35.12 0.00 1.76 0.04 0.07 63.01 Average: 2 37.16 0.00 1.72 0.11 0.07 60.95 Average: 3 35.42 0.00 1.50 0.05 0.07 62.96 Average: 4 36.74 0.00 1.60 0.03 0.07 61.57 Average: 5 35.94 0.00 1.63 0.21 0.07 62.15 Average: 6 33.43 0.00 1.40 0.06 0.07 65.03 Average: 7 31.64 0.00 1.55 0.05 0.06 66.70