---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19253 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 12G 144G 8% / 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 911 24721 4 6459 30712 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:87:e5:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84362sec preferred_lft 84362sec inet6 fe80::f816:3eff:fe87:e5cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:af:76:19:d0:4a 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-19253) 02/20/26 _x86_64_ (8 CPU) 08:21:09 LINUX RESTART (8 CPU) 08:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:19 30.43 0.12 26.47 3.84 5.40 2395.64 15663.96 08:50:01 32.12 0.01 28.07 4.03 0.14 3103.34 13671.65 Average: 31.25 0.07 27.24 3.93 2.84 2738.98 14697.40 08:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:19 24931672 29087528 3217476 9.79 188288 4165108 3115952 9.19 977752 6477628 161720 08:50:01 24499884 29073872 3227000 9.82 218888 4511084 3658644 10.79 1092100 6741732 13520 Average: 24715778 29080700 3222238 9.81 203588 4338096 3387298 9.99 1034926 6609680 87620 08:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:19 lo 1698.81 1698.81 1616.95 1616.95 0.00 0.00 0.00 0.00 08:40:19 ens3 21.51 17.84 9.61 6.08 0.00 0.00 0.00 0.00 08:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 1638.67 1638.67 1559.47 1559.47 0.00 0.00 0.00 0.00 08:50:01 ens3 23.93 19.42 9.23 6.81 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1669.64 1669.64 1589.07 1589.07 0.00 0.00 0.00 0.00 Average: ens3 22.69 18.60 9.43 6.44 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-19253) 02/20/26 _x86_64_ (8 CPU) 08:21:09 LINUX RESTART (8 CPU) 08:30:02 CPU %user %nice %system %iowait %steal %idle 08:40:19 all 38.69 0.00 1.73 0.06 0.07 59.46 08:40:19 0 37.47 0.00 1.67 0.03 0.07 60.76 08:40:19 1 42.95 0.00 1.71 0.04 0.07 55.23 08:40:19 2 38.58 0.00 2.06 0.06 0.07 59.23 08:40:19 3 38.60 0.00 1.95 0.05 0.07 59.32 08:40:19 4 38.51 0.00 1.86 0.06 0.07 59.50 08:40:19 5 40.05 0.00 1.56 0.11 0.07 58.21 08:40:19 6 37.24 0.00 1.67 0.04 0.06 60.99 08:40:19 7 36.07 0.00 1.38 0.05 0.07 62.42 08:50:01 all 38.01 0.00 1.87 0.07 0.07 59.98 08:50:01 0 37.57 0.00 1.72 0.06 0.07 60.57 08:50:01 1 39.28 0.00 2.14 0.02 0.07 58.48 08:50:01 2 37.11 0.00 1.90 0.09 0.07 60.84 08:50:01 3 36.74 0.00 2.18 0.13 0.06 60.88 08:50:01 4 40.09 0.00 1.56 0.04 0.07 58.24 08:50:01 5 39.18 0.00 1.82 0.04 0.07 58.89 08:50:01 6 37.62 0.00 1.90 0.07 0.07 60.33 08:50:01 7 36.49 0.00 1.76 0.07 0.07 61.62 Average: all 38.36 0.00 1.80 0.06 0.07 59.71 Average: 0 37.52 0.00 1.69 0.05 0.07 60.67 Average: 1 41.17 0.00 1.92 0.03 0.07 56.81 Average: 2 37.87 0.00 1.99 0.07 0.07 60.01 Average: 3 37.70 0.00 2.06 0.09 0.07 60.07 Average: 4 39.28 0.00 1.72 0.05 0.07 58.89 Average: 5 39.63 0.00 1.69 0.08 0.07 58.54 Average: 6 37.43 0.00 1.78 0.06 0.06 60.67 Average: 7 36.27 0.00 1.57 0.06 0.07 62.03