---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19881 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: 5599.86 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 901 24622 4 6568 30723 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:51:5a:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84154sec preferred_lft 84154sec inet6 fe80::f816:3eff:fe51:5a3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:13:85:b5:45:77 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-19881) 05/25/26 _x86_64_ (8 CPU) 11:00:20 LINUX RESTART (8 CPU) 11:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 33.47 0.12 29.06 4.29 5.35 2569.94 14492.83 11:30:08 33.38 0.01 29.28 4.09 0.11 2977.58 16083.71 Average: 33.42 0.06 29.17 4.19 2.69 2776.22 15297.88 11:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 25056788 29166724 3138984 9.55 197696 4100324 3477588 10.26 936136 6380452 49484 11:30:08 24490316 29209868 3091464 9.41 221244 4641472 3129736 9.23 1065024 6767588 99108 Average: 24773552 29188296 3115224 9.48 209470 4370898 3303662 9.74 1000580 6574020 74296 11:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 1834.61 1834.61 1747.00 1747.00 0.00 0.00 0.00 0.00 11:20:01 ens3 46.52 32.92 17.98 13.07 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:08 lo 1714.97 1714.97 1633.31 1633.31 0.00 0.00 0.00 0.00 11:30:08 ens3 47.83 34.51 18.46 14.56 0.00 0.00 0.00 0.00 11:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1774.06 1774.06 1689.47 1689.47 0.00 0.00 0.00 0.00 Average: ens3 47.18 33.72 18.22 13.82 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-19881) 05/25/26 _x86_64_ (8 CPU) 11:00:20 LINUX RESTART (8 CPU) 11:10:09 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 35.51 0.00 1.65 0.07 0.06 62.71 11:20:01 0 28.23 0.00 1.96 0.05 0.07 69.69 11:20:01 1 37.52 0.00 1.66 0.07 0.06 60.68 11:20:01 2 41.07 0.00 1.51 0.05 0.06 57.31 11:20:01 3 38.30 0.00 1.46 0.08 0.06 60.09 11:20:01 4 38.18 0.00 1.52 0.04 0.06 60.19 11:20:01 5 32.05 0.00 1.83 0.08 0.06 65.98 11:20:01 6 34.75 0.00 1.74 0.10 0.06 63.34 11:20:01 7 33.97 0.00 1.50 0.05 0.06 64.42 11:30:08 all 37.55 0.00 1.90 0.08 0.06 60.40 11:30:08 0 38.58 0.00 2.15 0.04 0.06 59.16 11:30:08 1 42.02 0.00 2.29 0.03 0.07 55.60 11:30:08 2 38.78 0.00 1.94 0.04 0.06 59.17 11:30:08 3 37.00 0.00 1.87 0.21 0.07 60.85 11:30:08 4 36.36 0.00 1.89 0.07 0.07 61.61 11:30:08 5 40.38 0.00 1.56 0.06 0.06 57.94 11:30:08 6 32.30 0.00 1.69 0.17 0.06 65.77 11:30:08 7 34.95 0.00 1.81 0.04 0.06 63.13 Average: all 36.54 0.00 1.78 0.07 0.06 61.55 Average: 0 33.47 0.00 2.06 0.05 0.07 64.36 Average: 1 39.80 0.00 1.98 0.05 0.07 58.11 Average: 2 39.91 0.00 1.73 0.04 0.06 58.25 Average: 3 37.64 0.00 1.67 0.15 0.06 60.48 Average: 4 37.26 0.00 1.71 0.06 0.07 60.91 Average: 5 36.26 0.00 1.70 0.07 0.06 61.91 Average: 6 33.51 0.00 1.72 0.14 0.06 64.57 Average: 7 34.47 0.00 1.66 0.05 0.06 63.77