---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37236 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 18G 138G 12% / 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 771 18999 4 12321 30853 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:be:c4:df 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 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:febe:c4df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:f8:79:7e:2a:f8 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::10f8:79ff:fe7e:2af8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37236) 07/20/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:11 22.58 0.50 21.36 0.72 17.51 14345.42 245.36 00:30:05 44.16 1.87 41.23 1.06 313.72 11259.18 3476.68 Average: 33.32 1.18 31.25 0.89 164.91 12809.68 1853.29 00:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:11 19022884 27908644 4380404 13.33 192336 8744148 4598208 13.56 2153784 11016888 323216 00:30:05 19660044 31594480 678476 2.06 232632 11616492 1321768 3.90 3130824 9239848 304 Average: 19341464 29751562 2529440 7.70 212484 10180320 2959988 8.73 2642304 10128368 161760 00:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:11 lo 242.90 242.90 237.54 237.54 0.00 0.00 0.00 0.00 00:20:11 ens3 56.93 49.06 326.14 13.22 0.00 0.00 0.00 0.00 00:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 11.39 11.39 1.33 1.33 0.00 0.00 0.00 0.00 00:30:05 ens3 153.99 166.73 239.50 2696.06 0.00 0.00 0.00 0.00 00:30:05 docker0 84.37 80.30 1388.74 10.56 0.00 0.00 0.00 0.00 Average: lo 127.70 127.70 120.00 120.00 0.00 0.00 0.00 0.00 Average: ens3 105.23 107.62 283.03 1348.22 0.00 0.00 0.00 0.00 Average: docker0 41.99 39.96 691.05 5.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37236) 07/20/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:10 CPU %user %nice %system %iowait %steal %idle 00:20:11 all 31.88 0.00 1.52 0.13 0.06 66.41 00:20:11 0 29.26 0.00 1.41 0.06 0.07 69.21 00:20:11 1 33.18 0.00 1.75 0.04 0.07 64.97 00:20:11 2 28.32 0.00 1.53 0.12 0.06 69.98 00:20:11 3 31.64 0.00 1.38 0.08 0.06 66.84 00:20:11 4 37.03 0.00 1.59 0.05 0.06 61.27 00:20:11 5 28.96 0.00 1.68 0.48 0.06 68.81 00:20:11 6 29.66 0.00 1.18 0.04 0.06 69.05 00:20:11 7 36.99 0.00 1.62 0.20 0.07 61.13 00:30:05 all 9.70 0.00 1.00 0.14 0.05 89.11 00:30:05 0 8.74 0.00 1.53 0.24 0.05 89.44 00:30:05 1 14.89 0.00 1.72 0.10 0.05 83.23 00:30:05 2 15.25 0.00 1.32 0.17 0.05 83.21 00:30:05 3 9.55 0.00 0.95 0.05 0.05 89.40 00:30:05 4 6.42 0.00 0.63 0.06 0.04 92.85 00:30:05 5 7.57 0.00 0.61 0.05 0.05 91.72 00:30:05 6 10.47 0.00 0.70 0.13 0.04 88.65 00:30:05 7 4.67 0.00 0.56 0.33 0.05 94.38 Average: all 20.83 0.00 1.26 0.14 0.06 77.71 Average: 0 19.04 0.00 1.47 0.15 0.06 79.28 Average: 1 24.07 0.00 1.74 0.07 0.06 74.06 Average: 2 21.81 0.00 1.42 0.14 0.05 76.58 Average: 3 20.64 0.00 1.17 0.06 0.06 78.07 Average: 4 21.78 0.00 1.11 0.05 0.05 77.00 Average: 5 18.30 0.00 1.15 0.27 0.06 80.23 Average: 6 20.11 0.00 0.94 0.09 0.05 78.81 Average: 7 20.90 0.00 1.09 0.27 0.06 77.68