---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31904 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 764 19149 4 12177 30859 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:c3:e0:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84472sec preferred_lft 84472sec inet6 fe80::f816:3eff:fec3:e071/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:ad:0f:19:96:e3 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::48ad:fff:fe19:96e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31904) 07/01/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.69 0.48 21.67 0.54 17.45 15324.96 981.39 00:30:21 43.66 1.95 25.62 16.09 304.45 9713.42 470655.33 Average: 33.35 1.23 23.68 8.44 163.28 12473.65 239629.77 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19319196 28049672 4240168 12.90 189332 8595600 4434620 13.08 2078880 10804876 408 00:30:21 19541168 31329308 943784 2.87 228544 11477532 1742172 5.14 3072336 9453856 608 Average: 19430182 29689490 2591976 7.89 208938 10036566 3088396 9.11 2575608 10129366 508 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 223.87 223.87 219.20 219.20 0.00 0.00 0.00 0.00 00:20:01 ens3 58.63 49.93 320.67 13.42 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:21 lo 15.43 15.43 1.72 1.72 0.00 0.00 0.00 0.00 00:30:21 ens3 167.60 179.04 232.82 2666.53 0.00 0.00 0.00 0.00 00:30:21 docker0 79.60 79.92 1332.33 10.32 0.00 0.00 0.00 0.00 Average: lo 117.96 117.96 108.69 108.69 0.00 0.00 0.00 0.00 Average: ens3 114.00 115.53 276.03 1361.50 0.00 0.00 0.00 0.00 Average: docker0 40.45 40.61 676.98 5.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31904) 07/01/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.04 0.00 1.30 0.12 0.07 70.47 00:20:01 0 28.44 0.00 1.35 0.20 0.07 69.94 00:20:01 1 29.26 0.00 1.34 0.13 0.08 69.19 00:20:01 2 26.06 0.00 1.31 0.12 0.07 72.43 00:20:01 3 22.77 0.00 1.09 0.25 0.06 75.83 00:20:01 4 26.97 0.00 1.39 0.01 0.07 71.57 00:20:01 5 37.97 0.00 1.63 0.06 0.07 60.27 00:20:01 6 28.69 0.00 1.30 0.14 0.07 69.80 00:20:01 7 24.13 0.00 1.03 0.04 0.07 74.74 00:30:21 all 10.04 0.00 0.96 0.15 0.04 88.80 00:30:21 0 10.14 0.00 0.80 0.18 0.05 88.83 00:30:21 1 17.10 0.00 1.72 0.16 0.05 80.98 00:30:21 2 13.62 0.00 1.42 0.15 0.05 84.76 00:30:21 3 5.27 0.00 0.88 0.30 0.05 93.50 00:30:21 4 5.53 0.00 0.83 0.10 0.03 93.51 00:30:21 5 8.47 0.00 0.57 0.05 0.04 90.87 00:30:21 6 12.56 0.00 0.92 0.17 0.04 86.31 00:30:21 7 7.65 0.00 0.56 0.09 0.04 91.67 Average: all 18.89 0.00 1.13 0.13 0.06 79.79 Average: 0 19.13 0.00 1.07 0.19 0.06 79.55 Average: 1 23.08 0.00 1.53 0.14 0.06 75.18 Average: 2 19.74 0.00 1.37 0.14 0.06 78.70 Average: 3 13.88 0.00 0.98 0.28 0.06 84.81 Average: 4 16.06 0.00 1.10 0.06 0.05 82.73 Average: 5 22.97 0.00 1.09 0.05 0.06 75.83 Average: 6 20.49 0.00 1.11 0.16 0.06 78.19 Average: 7 15.75 0.00 0.79 0.06 0.05 83.34