---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11727 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 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 878 24976 4 6237 30746 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:aa:a4:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84425sec preferred_lft 84425sec inet6 fe80::f816:3eff:feaa:a451/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:21:c3:75:77:ed 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-11727) 05/07/26 _x86_64_ (8 CPU) 11:25:51 LINUX RESTART (8 CPU) 11:30:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:40 28.38 0.20 24.88 3.30 7.85 2952.25 9150.55 11:50:35 36.45 0.02 31.72 4.71 0.15 3049.00 24997.43 Average: 32.38 0.11 28.27 4.00 4.03 3000.17 17000.04 11:30:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:40 25430104 28978604 3330928 10.14 163468 3611112 3240876 9.56 721468 6257604 456 11:50:35 24965764 29090664 3213848 9.78 205036 4092120 3200272 9.44 866432 6525640 28124 Average: 25197934 29034634 3272388 9.96 184252 3851616 3220574 9.50 793950 6391622 14290 11:30:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:40 lo 1323.95 1323.95 1260.25 1260.25 0.00 0.00 0.00 0.00 11:40:40 ens3 24.64 21.24 12.92 7.34 0.00 0.00 0.00 0.00 11:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:35 lo 2087.30 2087.30 1988.63 1988.63 0.00 0.00 0.00 0.00 11:50:35 ens3 23.16 19.68 7.58 6.76 0.00 0.00 0.00 0.00 11:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1702.06 1702.06 1621.04 1621.04 0.00 0.00 0.00 0.00 Average: ens3 23.91 20.46 10.27 7.06 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-11727) 05/07/26 _x86_64_ (8 CPU) 11:25:51 LINUX RESTART (8 CPU) 11:30:35 CPU %user %nice %system %iowait %steal %idle 11:40:40 all 39.35 0.00 1.54 0.05 0.08 58.98 11:40:40 0 31.35 0.00 1.43 0.08 0.07 67.07 11:40:40 1 40.72 0.00 1.75 0.04 0.08 57.41 11:40:40 2 43.04 0.00 1.61 0.03 0.08 55.24 11:40:40 3 40.07 0.00 1.45 0.03 0.08 58.38 11:40:40 4 40.10 0.00 1.63 0.05 0.08 58.15 11:40:40 5 38.57 0.00 1.72 0.03 0.08 59.60 11:40:40 6 39.34 0.00 1.16 0.06 0.08 59.36 11:40:40 7 41.63 0.00 1.56 0.11 0.08 56.62 11:50:35 all 38.50 0.00 1.79 0.07 0.08 59.56 11:50:35 0 40.27 0.00 1.52 0.07 0.08 58.05 11:50:35 1 37.46 0.00 1.81 0.06 0.08 60.59 11:50:35 2 41.21 0.00 2.15 0.11 0.08 56.44 11:50:35 3 40.84 0.00 1.81 0.06 0.08 57.21 11:50:35 4 36.70 0.00 1.89 0.06 0.08 61.27 11:50:35 5 39.08 0.00 1.73 0.06 0.08 59.05 11:50:35 6 37.09 0.00 1.82 0.05 0.08 60.97 11:50:35 7 35.36 0.00 1.60 0.07 0.08 62.89 Average: all 38.93 0.00 1.66 0.06 0.08 59.27 Average: 0 35.76 0.00 1.47 0.08 0.08 62.61 Average: 1 39.11 0.00 1.78 0.05 0.08 58.98 Average: 2 42.13 0.00 1.88 0.07 0.08 55.84 Average: 3 40.45 0.00 1.63 0.04 0.08 57.80 Average: 4 38.42 0.00 1.76 0.05 0.08 59.69 Average: 5 38.82 0.00 1.73 0.05 0.08 59.33 Average: 6 38.23 0.00 1.48 0.06 0.08 60.16 Average: 7 38.53 0.00 1.58 0.09 0.08 59.72