---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3125 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 138G 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 771 19331 4 11989 30852 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:6f:2c:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:fe6f:2cbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:29:d8:3f:7b:d3 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::5429:d8ff:fe3f:7bd3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3125) 04/16/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 14.59 0.30 13.44 0.85 10.84 5486.86 2043.34 01:00:01 49.83 2.23 46.50 1.10 339.94 23252.80 3312.70 Average: 32.40 1.28 30.14 0.98 177.14 14464.41 2684.78 00:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24504256 28834848 3471892 10.56 146640 4403408 3668880 10.82 845968 7055744 864 01:00:01 20080880 31656952 618000 1.88 230148 11274252 1365800 4.03 3034512 8934752 107392 Average: 22292568 30245900 2044946 6.22 188394 7838830 2517340 7.42 1940240 7995248 54128 00:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.82 5.82 0.57 0.57 0.00 0.00 0.00 0.00 00:50:01 ens3 69.08 51.74 373.81 13.04 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 01:00:01 lo 4617.82 4617.82 4411.83 4411.83 0.00 0.00 0.00 0.00 01:00:01 ens3 76.31 57.85 610.65 13.56 0.00 0.00 0.00 0.00 01:00:01 docker0 7.09 9.46 0.42 151.51 0.00 0.00 0.00 0.00 Average: lo 2336.38 2336.38 2229.68 2229.68 0.00 0.00 0.00 0.00 Average: ens3 72.74 54.83 493.49 13.30 0.00 0.00 0.00 0.00 Average: docker0 3.58 4.78 0.21 76.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3125) 04/16/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:14 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.73 0.00 1.35 0.05 0.08 58.79 00:50:01 0 36.84 0.00 1.18 0.02 0.08 61.88 00:50:01 1 40.85 0.00 1.66 0.06 0.09 57.34 00:50:01 2 40.63 0.00 1.36 0.13 0.08 57.80 00:50:01 3 35.71 0.00 1.12 0.01 0.08 63.09 00:50:01 4 43.10 0.00 1.10 0.03 0.08 55.69 00:50:01 5 39.36 0.00 1.32 0.04 0.07 59.20 00:50:01 6 39.03 0.00 1.71 0.06 0.08 59.12 00:50:01 7 42.35 0.00 1.31 0.03 0.08 56.23 01:00:01 all 19.07 0.00 2.14 0.26 0.06 78.47 01:00:01 0 17.21 0.00 1.37 0.12 0.06 81.25 01:00:01 1 20.41 0.00 3.20 0.23 0.06 76.10 01:00:01 2 18.55 0.00 3.00 0.22 0.05 78.18 01:00:01 3 19.34 0.00 2.14 0.07 0.06 78.40 01:00:01 4 18.78 0.00 1.34 0.33 0.06 79.48 01:00:01 5 14.63 0.00 1.23 0.12 0.06 83.96 01:00:01 6 14.39 0.00 1.02 0.19 0.05 84.36 01:00:01 7 29.36 0.00 3.84 0.83 0.06 65.90 Average: all 29.31 0.00 1.75 0.16 0.07 68.72 Average: 0 26.92 0.00 1.28 0.07 0.07 71.66 Average: 1 30.55 0.00 2.44 0.15 0.07 66.80 Average: 2 29.50 0.00 2.19 0.17 0.07 68.07 Average: 3 27.45 0.00 1.64 0.04 0.07 70.81 Average: 4 30.82 0.00 1.22 0.18 0.07 67.71 Average: 5 26.87 0.00 1.28 0.08 0.07 71.70 Average: 6 26.58 0.00 1.36 0.13 0.06 71.87 Average: 7 35.81 0.00 2.58 0.44 0.07 61.10