---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21713 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 912 24929 4 6251 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:19:25:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84396sec preferred_lft 84396sec inet6 fe80::f816:3eff:fe19:25ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:b3:28:f5:ff:65 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-21713) 02/26/26 _x86_64_ (8 CPU) 11:36:53 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:10 33.97 0.93 29.22 3.81 232.06 4412.72 26982.37 12:00:20 34.31 0.01 29.79 4.51 0.09 2619.77 19147.90 Average: 34.14 0.47 29.50 4.16 115.93 3515.10 23060.12 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:10 25940812 29514252 2793316 8.50 165888 3636892 2887348 8.51 770304 5698232 10548 12:00:20 25256072 29353244 2950328 8.98 200312 4078832 2909836 8.58 904444 6197280 103836 Average: 25598442 29433748 2871822 8.74 183100 3857862 2898592 8.55 837374 5947756 57192 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:10 lo 1423.54 1423.54 1354.11 1354.11 0.00 0.00 0.00 0.00 11:50:10 ens3 62.82 47.48 448.23 10.70 0.00 0.00 0.00 0.00 11:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:20 lo 1831.33 1831.33 1743.54 1743.54 0.00 0.00 0.00 0.00 12:00:20 ens3 22.42 18.58 9.08 6.26 0.00 0.00 0.00 0.00 12:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1627.69 1627.69 1549.07 1549.07 0.00 0.00 0.00 0.00 Average: ens3 42.59 33.01 228.37 8.48 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-21713) 02/26/26 _x86_64_ (8 CPU) 11:36:53 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:10 all 39.85 0.00 1.69 0.11 0.08 58.26 11:50:10 0 36.51 0.00 1.59 0.08 0.08 61.74 11:50:10 1 39.65 0.00 1.57 0.09 0.08 58.61 11:50:10 2 40.03 0.00 1.88 0.10 0.08 57.91 11:50:10 3 42.10 0.00 2.12 0.12 0.09 55.57 11:50:10 4 38.72 0.00 1.61 0.14 0.08 59.45 11:50:10 5 38.98 0.00 1.67 0.05 0.08 59.22 11:50:10 6 41.65 0.00 1.55 0.09 0.08 56.63 11:50:10 7 41.14 0.00 1.54 0.24 0.08 57.00 12:00:20 all 37.68 0.00 1.71 0.07 0.08 60.47 12:00:20 0 37.87 0.00 1.39 0.04 0.08 60.62 12:00:20 1 38.52 0.00 1.95 0.05 0.08 59.40 12:00:20 2 37.69 0.00 2.06 0.05 0.08 60.12 12:00:20 3 40.61 0.00 1.86 0.05 0.08 57.41 12:00:20 4 38.81 0.00 1.65 0.04 0.08 59.42 12:00:20 5 35.73 0.00 1.57 0.05 0.08 62.57 12:00:20 6 36.47 0.00 1.76 0.22 0.08 61.48 12:00:20 7 35.71 0.00 1.43 0.06 0.07 62.73 Average: all 38.76 0.00 1.70 0.09 0.08 59.37 Average: 0 37.20 0.00 1.49 0.06 0.08 61.18 Average: 1 39.09 0.00 1.76 0.07 0.08 59.01 Average: 2 38.86 0.00 1.97 0.07 0.08 59.01 Average: 3 41.35 0.00 1.99 0.08 0.08 56.49 Average: 4 38.77 0.00 1.63 0.09 0.08 59.43 Average: 5 37.36 0.00 1.62 0.05 0.08 60.89 Average: 6 39.06 0.00 1.65 0.15 0.08 59.06 Average: 7 38.42 0.00 1.48 0.15 0.08 59.87