---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11053 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 886 24746 4 6458 30737 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:37:b4:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84146sec preferred_lft 84146sec inet6 fe80::f816:3eff:fe37:b4cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:20:e4:7b:8f:32 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-11053) 02/16/26 _x86_64_ (8 CPU) 08:02:29 LINUX RESTART (8 CPU) 08:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:11 19.77 0.13 17.35 2.28 5.54 2012.22 12801.87 08:30:10 33.68 0.00 29.30 4.38 0.05 2837.65 16051.68 Average: 26.66 0.07 23.27 3.32 2.82 2421.25 14412.28 08:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:11 25171136 29039188 3267568 9.94 169852 3916856 3309872 9.76 911464 6316440 18240 08:30:10 24124888 28510264 3792252 11.54 209480 4344780 3809924 11.24 1045720 7161224 34860 Average: 24648012 28774726 3529910 10.74 189666 4130818 3559898 10.50 978592 6738832 26550 08:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:11 lo 825.71 825.71 784.45 784.45 0.00 0.00 0.00 0.00 08:20:11 ens3 19.09 15.83 10.55 5.58 0.00 0.00 0.00 0.00 08:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:10 lo 1939.83 1939.83 1847.29 1847.29 0.00 0.00 0.00 0.00 08:30:10 ens3 19.94 17.00 6.84 6.14 0.00 0.00 0.00 0.00 08:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1377.80 1377.80 1311.13 1311.13 0.00 0.00 0.00 0.00 Average: ens3 19.52 16.41 8.71 5.86 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-11053) 02/16/26 _x86_64_ (8 CPU) 08:02:29 LINUX RESTART (8 CPU) 08:10:00 CPU %user %nice %system %iowait %steal %idle 08:20:11 all 31.93 0.00 1.57 0.06 0.07 66.37 08:20:11 0 26.77 0.00 1.30 0.06 0.07 71.80 08:20:11 1 32.64 0.00 1.76 0.03 0.07 65.49 08:20:11 2 35.60 0.00 1.81 0.06 0.07 62.47 08:20:11 3 33.76 0.00 1.69 0.05 0.07 64.44 08:20:11 4 34.40 0.00 1.75 0.12 0.07 63.66 08:20:11 5 29.27 0.00 1.25 0.04 0.07 69.38 08:20:11 6 28.98 0.00 1.52 0.09 0.06 69.35 08:20:11 7 34.06 0.00 1.49 0.04 0.07 64.34 08:30:10 all 35.69 0.00 2.11 0.12 0.07 62.01 08:30:10 0 33.74 0.00 2.20 0.14 0.08 63.85 08:30:10 1 34.70 0.00 2.13 0.09 0.08 63.00 08:30:10 2 38.01 0.00 2.16 0.06 0.07 59.70 08:30:10 3 38.92 0.00 2.50 0.05 0.08 58.46 08:30:10 4 37.38 0.00 1.95 0.12 0.08 60.47 08:30:10 5 33.37 0.00 1.86 0.10 0.07 64.59 08:30:10 6 31.39 0.00 1.91 0.32 0.07 66.30 08:30:10 7 37.97 0.00 2.19 0.09 0.07 59.67 Average: all 33.79 0.00 1.84 0.09 0.07 64.21 Average: 0 30.22 0.00 1.75 0.10 0.07 67.86 Average: 1 33.66 0.00 1.95 0.06 0.07 64.26 Average: 2 36.79 0.00 1.98 0.06 0.07 61.09 Average: 3 36.31 0.00 2.09 0.05 0.07 61.48 Average: 4 35.88 0.00 1.85 0.12 0.07 62.08 Average: 5 31.30 0.00 1.55 0.07 0.07 67.01 Average: 6 30.17 0.00 1.71 0.21 0.06 67.84 Average: 7 36.00 0.00 1.84 0.07 0.07 62.03