---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18900 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: 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 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 724 26593 4 4774 30900 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:1a:dd:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe1a:dd11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:cb:24:c4:eb:a9 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-18900) 02/19/26 _x86_64_ (8 CPU) 10:47:25 LINUX RESTART (8 CPU) 10:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:09 2.94 0.25 2.55 0.14 208.95 274.65 234.80 11:10:16 41.68 3.42 37.40 0.86 215.11 4306.43 2520.26 Average: 22.49 1.85 20.14 0.50 212.06 2309.54 1388.30 10:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:09 30123176 31875768 507952 1.55 61156 2028112 1496724 4.41 262056 2176540 36 11:10:16 26698212 29724340 2589368 7.88 154964 3125284 2776748 8.19 561508 5191820 76696 Average: 28410694 30800054 1548660 4.71 108060 2576698 2136736 6.30 411782 3684180 38366 10:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:09 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 11:00:09 ens3 3.59 2.16 58.73 0.18 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:16 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 11:10:16 ens3 89.20 68.56 631.21 16.77 0.00 0.00 0.00 0.00 11:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 46.80 35.67 347.67 8.56 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-18900) 02/19/26 _x86_64_ (8 CPU) 10:47:25 LINUX RESTART (8 CPU) 10:50:12 CPU %user %nice %system %iowait %steal %idle 11:00:09 all 0.18 0.00 0.04 0.02 0.01 99.76 11:00:09 0 0.02 0.00 0.06 0.01 0.01 99.91 11:00:09 1 0.05 0.00 0.02 0.01 0.01 99.91 11:00:09 2 0.04 0.00 0.05 0.00 0.02 99.89 11:00:09 3 0.10 0.00 0.03 0.07 0.00 99.80 11:00:09 4 0.02 0.00 0.02 0.01 0.01 99.94 11:00:09 5 0.03 0.00 0.02 0.01 0.01 99.93 11:00:09 6 0.10 0.00 0.03 0.01 0.01 99.86 11:00:09 7 1.10 0.00 0.06 0.02 0.02 98.80 11:10:16 all 12.95 0.00 0.55 0.12 0.03 86.34 11:10:16 0 12.82 0.00 0.57 0.19 0.04 86.39 11:10:16 1 16.04 0.00 0.67 0.06 0.04 83.18 11:10:16 2 11.60 0.00 0.58 0.01 0.04 87.76 11:10:16 3 11.91 0.00 0.50 0.36 0.03 87.20 11:10:16 4 10.99 0.00 0.59 0.25 0.03 88.14 11:10:16 5 11.56 0.00 0.41 0.02 0.03 87.98 11:10:16 6 13.02 0.00 0.58 0.02 0.03 86.35 11:10:16 7 15.61 0.00 0.54 0.04 0.04 83.78 Average: all 6.62 0.00 0.30 0.07 0.02 92.99 Average: 0 6.48 0.00 0.31 0.10 0.02 93.09 Average: 1 8.12 0.00 0.35 0.03 0.03 91.46 Average: 2 5.88 0.00 0.32 0.01 0.03 93.76 Average: 3 6.06 0.00 0.27 0.22 0.01 93.44 Average: 4 5.55 0.00 0.31 0.13 0.02 93.99 Average: 5 5.85 0.00 0.21 0.02 0.02 93.90 Average: 6 6.62 0.00 0.30 0.01 0.02 93.05 Average: 7 8.41 0.00 0.30 0.03 0.03 91.23