---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13764 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 8.6G 147G 6% / 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 898 28227 4 2966 30750 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:cd:1d:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83986sec preferred_lft 83986sec inet6 fe80::f816:3eff:fecd:1db6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:4b:80:cf:17:a6 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-13764) 02/18/26 _x86_64_ (8 CPU) 11:17:13 LINUX RESTART (8 CPU) 11:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:20 20.79 0.58 5.79 14.42 610.40 907.03 533531.09 11:40:01 1.34 0.01 1.33 0.00 0.04 15.80 0.44 11:50:20 1.31 0.00 1.30 0.00 0.35 14.69 0.00 Average: 7.81 0.20 2.81 4.81 203.60 312.49 177842.85 11:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:20 29812996 31859244 519684 1.58 66792 2313768 1516236 4.47 404696 2340524 16 11:40:01 29812136 31858968 520104 1.58 67212 2313880 1516236 4.47 405160 2340408 12 11:50:20 29812460 31859868 519584 1.58 67652 2314000 1516236 4.47 405600 2341064 20 Average: 29812531 31859360 519791 1.58 67219 2313883 1516236 4.47 405152 2340665 16 11:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:20 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 11:30:20 ens3 23.40 15.15 268.80 1.05 0.00 0.00 0.00 0.00 11:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 0.30 0.12 0.08 0.04 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:20 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 11:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 7.96 5.12 89.64 0.37 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-13764) 02/18/26 _x86_64_ (8 CPU) 11:17:13 LINUX RESTART (8 CPU) 11:20:20 CPU %user %nice %system %iowait %steal %idle 11:30:20 all 0.28 0.00 0.11 0.16 0.01 99.44 11:30:20 0 0.24 0.00 0.12 0.17 0.01 99.46 11:30:20 1 0.27 0.00 0.12 0.11 0.02 99.48 11:30:20 2 0.23 0.00 0.15 0.16 0.01 99.45 11:30:20 3 0.24 0.00 0.12 0.18 0.01 99.45 11:30:20 4 0.21 0.00 0.06 0.25 0.01 99.47 11:30:20 5 0.52 0.00 0.11 0.14 0.02 99.22 11:30:20 6 0.31 0.00 0.09 0.24 0.01 99.35 11:30:20 7 0.23 0.00 0.11 0.05 0.01 99.60 11:40:01 all 0.06 0.00 0.01 0.01 0.01 99.91 11:40:01 0 0.01 0.00 0.02 0.01 0.02 99.95 11:40:01 1 0.03 0.00 0.02 0.00 0.03 99.92 11:40:01 2 0.03 0.00 0.01 0.03 0.01 99.92 11:40:01 3 0.01 0.00 0.01 0.01 0.01 99.97 11:40:01 4 0.00 0.00 0.00 0.00 0.00 99.99 11:40:01 5 0.35 0.00 0.02 0.00 0.01 99.62 11:40:01 6 0.01 0.00 0.02 0.00 0.01 99.96 11:40:01 7 0.00 0.00 0.01 0.00 0.00 99.99 11:50:20 all 0.03 0.00 0.01 0.01 0.01 99.94 11:50:20 0 0.00 0.00 0.01 0.03 0.01 99.94 11:50:20 1 0.01 0.00 0.01 0.00 0.01 99.97 11:50:20 2 0.01 0.00 0.00 0.02 0.01 99.95 11:50:20 3 0.01 0.00 0.00 0.00 0.00 99.98 11:50:20 4 0.00 0.00 0.00 0.00 0.00 99.99 11:50:20 5 0.17 0.00 0.03 0.00 0.04 99.76 11:50:20 6 0.01 0.00 0.02 0.00 0.01 99.95 11:50:20 7 0.01 0.00 0.01 0.00 0.00 99.98 Average: all 0.12 0.00 0.04 0.06 0.01 99.76 Average: 0 0.09 0.00 0.05 0.07 0.01 99.78 Average: 1 0.10 0.00 0.05 0.04 0.02 99.79 Average: 2 0.09 0.00 0.05 0.07 0.01 99.78 Average: 3 0.09 0.00 0.04 0.06 0.01 99.80 Average: 4 0.07 0.00 0.02 0.08 0.00 99.82 Average: 5 0.34 0.00 0.05 0.05 0.02 99.54 Average: 6 0.11 0.00 0.04 0.08 0.01 99.75 Average: 7 0.08 0.00 0.04 0.02 0.00 99.86