---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14922 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 145G 7% / 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 710 26481 4 4900 30914 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:28:ac:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83157sec preferred_lft 83157sec inet6 fe80::f816:3eff:fe28:acce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:18:9d:da:0a:59 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-14922) 02/18/26 _x86_64_ (8 CPU) 19:16:12 LINUX RESTART (8 CPU) 19:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:02 18.59 0.44 3.64 14.51 418.60 411.20 535467.19 19:40:03 1.51 0.00 1.51 0.00 0.04 16.77 0.00 19:50:03 1.48 0.00 1.48 0.00 0.00 16.54 0.00 20:00:03 28.56 1.33 27.13 0.09 94.84 739.70 190.62 Average: 12.48 0.44 8.47 3.57 126.20 295.06 130928.67 19:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:02 30024096 31876972 505560 1.54 63088 2126048 1509272 4.45 347100 2200600 44 19:40:03 30020132 31873660 508780 1.55 63692 2126064 1509272 4.45 347688 2201600 284 19:50:03 30018648 31872796 509432 1.55 64292 2126072 1509336 4.45 348304 2203292 172 20:00:03 29380216 31512288 855832 2.60 85468 2370504 1648360 4.86 442636 2727036 112104 Average: 29860773 31783929 594901 1.81 69135 2187172 1544060 4.55 371432 2333132 28151 19:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:02 ens3 5.26 2.57 131.21 0.23 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:03 ens3 0.43 0.11 0.09 0.04 0.00 0.00 0.00 0.00 19:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:03 ens3 0.44 0.14 0.12 0.06 0.00 0.00 0.00 0.00 19:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:03 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 20:00:03 ens3 31.72 20.39 182.28 5.06 0.00 0.00 0.00 0.00 20:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 9.49 5.82 78.00 1.36 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-14922) 02/18/26 _x86_64_ (8 CPU) 19:16:12 LINUX RESTART (8 CPU) 19:20:20 CPU %user %nice %system %iowait %steal %idle 19:30:02 all 0.18 0.00 0.06 0.07 0.01 99.69 19:30:02 0 0.27 0.00 0.04 0.08 0.01 99.61 19:30:02 1 0.10 0.00 0.04 0.07 0.00 99.79 19:30:02 2 0.14 0.00 0.09 0.04 0.03 99.71 19:30:02 3 0.13 0.00 0.05 0.17 0.00 99.65 19:30:02 4 0.30 0.00 0.06 0.05 0.01 99.58 19:30:02 5 0.12 0.00 0.06 0.07 0.01 99.74 19:30:02 6 0.13 0.00 0.07 0.08 0.01 99.72 19:30:02 7 0.22 0.00 0.05 0.01 0.01 99.71 19:40:03 all 0.07 0.00 0.01 0.00 0.01 99.91 19:40:03 0 0.01 0.00 0.01 0.00 0.00 99.97 19:40:03 1 0.39 0.00 0.02 0.00 0.01 99.57 19:40:03 2 0.02 0.00 0.04 0.00 0.02 99.92 19:40:03 3 0.00 0.00 0.00 0.00 0.00 99.99 19:40:03 4 0.01 0.00 0.01 0.00 0.01 99.97 19:40:03 5 0.02 0.00 0.02 0.03 0.01 99.93 19:40:03 6 0.00 0.00 0.01 0.00 0.01 99.97 19:40:03 7 0.06 0.00 0.01 0.00 0.00 99.93 19:50:03 all 0.03 0.00 0.01 0.00 0.01 99.94 19:50:03 0 0.01 0.00 0.01 0.00 0.00 99.98 19:50:03 1 0.16 0.00 0.03 0.00 0.02 99.79 19:50:03 2 0.04 0.00 0.01 0.00 0.01 99.94 19:50:03 3 0.00 0.00 0.00 0.00 0.00 99.99 19:50:03 4 0.02 0.00 0.01 0.00 0.01 99.96 19:50:03 5 0.01 0.00 0.01 0.02 0.01 99.94 19:50:03 6 0.01 0.00 0.02 0.00 0.01 99.96 19:50:03 7 0.01 0.00 0.01 0.00 0.00 99.98 20:00:03 all 0.78 0.00 0.09 0.09 0.01 99.03 20:00:03 0 0.32 0.00 0.06 0.05 0.01 99.57 20:00:03 1 1.33 0.00 0.11 0.06 0.01 98.49 20:00:03 2 1.92 0.00 0.08 0.00 0.01 97.98 20:00:03 3 0.40 0.00 0.07 0.01 0.02 99.51 20:00:03 4 0.43 0.00 0.04 0.02 0.01 99.50 20:00:03 5 0.08 0.00 0.07 0.22 0.01 99.62 20:00:03 6 0.31 0.00 0.08 0.01 0.01 99.59 20:00:03 7 1.42 0.00 0.19 0.37 0.01 98.01 Average: all 0.26 0.00 0.04 0.04 0.01 99.64 Average: 0 0.15 0.00 0.03 0.03 0.00 99.78 Average: 1 0.50 0.00 0.05 0.03 0.01 99.41 Average: 2 0.54 0.00 0.05 0.01 0.02 99.38 Average: 3 0.13 0.00 0.03 0.04 0.01 99.79 Average: 4 0.19 0.00 0.03 0.02 0.01 99.75 Average: 5 0.06 0.00 0.04 0.09 0.01 99.81 Average: 6 0.11 0.00 0.04 0.02 0.01 99.81 Average: 7 0.43 0.00 0.06 0.10 0.01 99.41