---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3682 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 17G 139G 11% / 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 765 19397 4 11929 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:30:e9:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84472sec preferred_lft 84472sec inet6 fe80::f816:3eff:fe30:e92d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:2e:15:51:50:96 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::c02e:15ff:fe51:5096/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3682) 04/17/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 15.09 0.48 13.65 0.97 216.44 5471.25 6187.83 01:00:03 23.58 0.47 22.76 0.35 20.76 19876.91 84.14 Average: 19.36 0.47 18.23 0.66 118.19 12704.54 3123.08 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24946936 29401924 2904372 8.84 148088 4525260 3072104 9.06 902140 6563228 51484 01:00:03 20731136 31725644 555340 1.69 212500 10750188 1125960 3.32 2915908 8461684 481312 Average: 22839036 30563784 1729856 5.26 180294 7637724 2099032 6.19 1909024 7512456 266398 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.73 5.73 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 82.71 56.78 429.57 13.37 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 4308.91 4308.91 4116.66 4116.66 0.00 0.00 0.00 0.00 01:00:03 ens3 60.53 47.20 332.95 12.22 0.00 0.00 0.00 0.00 01:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2166.42 2166.42 2067.31 2067.31 0.00 0.00 0.00 0.00 Average: ens3 71.57 51.97 381.05 12.79 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3682) 04/17/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 40.15 0.00 1.57 0.06 0.08 58.13 00:50:01 0 39.42 0.00 1.41 0.08 0.08 59.00 00:50:01 1 42.29 0.00 1.70 0.03 0.08 55.90 00:50:01 2 43.98 0.00 1.62 0.02 0.08 54.29 00:50:01 3 38.40 0.00 1.58 0.03 0.08 59.92 00:50:01 4 47.30 0.00 1.88 0.17 0.08 50.56 00:50:01 5 34.33 0.00 1.41 0.03 0.07 64.15 00:50:01 6 38.43 0.00 1.42 0.06 0.07 60.03 00:50:01 7 37.09 0.00 1.55 0.07 0.07 61.22 01:00:03 all 20.56 0.00 2.12 0.21 0.05 77.06 01:00:03 0 21.08 0.00 1.10 0.53 0.06 77.23 01:00:03 1 29.24 0.00 5.09 0.02 0.07 65.58 01:00:03 2 21.26 0.00 2.27 0.04 0.06 76.38 01:00:03 3 18.40 0.00 1.58 0.30 0.05 79.66 01:00:03 4 14.79 0.00 1.23 0.11 0.05 83.83 01:00:03 5 27.46 0.00 2.91 0.17 0.07 69.39 01:00:03 6 17.43 0.00 1.37 0.39 0.05 80.76 01:00:03 7 14.87 0.00 1.40 0.14 0.04 83.54 Average: all 30.32 0.00 1.85 0.14 0.07 67.63 Average: 0 30.22 0.00 1.26 0.31 0.07 68.15 Average: 1 35.75 0.00 3.40 0.03 0.08 60.74 Average: 2 32.57 0.00 1.95 0.03 0.07 65.38 Average: 3 28.36 0.00 1.58 0.17 0.07 69.83 Average: 4 30.97 0.00 1.55 0.14 0.06 67.27 Average: 5 30.89 0.00 2.17 0.10 0.07 66.78 Average: 6 27.89 0.00 1.39 0.23 0.06 70.43 Average: 7 25.92 0.00 1.47 0.11 0.06 72.44