---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1544 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 880 24776 4 6435 30744 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:4f:8a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fe4f:8a5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:f2:6f:75:96:09 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1544) 01/17/26 _x86_64_ (8 CPU) 21:30:33 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:06 47.83 0.11 28.95 18.76 5.51 2555.78 513126.50 22:00:07 33.37 0.01 29.03 4.33 0.11 2962.22 17712.38 Average: 40.62 0.06 28.99 11.57 2.82 2758.33 266230.48 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:06 25435616 29518700 2785172 8.48 192184 4092404 2836104 8.36 1016576 5913132 32144 22:00:07 24811736 29405260 2895312 8.81 215664 4540204 2923824 8.62 1139352 6388908 22116 Average: 25123676 29461980 2840242 8.64 203924 4316304 2879964 8.49 1077964 6151020 27130 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:06 lo 1810.62 1810.62 1722.97 1722.97 0.00 0.00 0.00 0.00 21:50:06 ens3 21.96 18.44 9.85 6.34 0.00 0.00 0.00 0.00 21:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:07 lo 1721.12 1721.12 1638.11 1638.11 0.00 0.00 0.00 0.00 22:00:07 ens3 23.10 19.63 9.53 7.24 0.00 0.00 0.00 0.00 22:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1766.02 1766.02 1680.68 1680.68 0.00 0.00 0.00 0.00 Average: ens3 22.53 19.03 9.69 6.79 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1544) 01/17/26 _x86_64_ (8 CPU) 21:30:33 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:06 all 36.27 0.00 1.66 0.08 0.06 61.93 21:50:06 0 36.46 0.00 1.90 0.22 0.07 61.35 21:50:06 1 36.85 0.00 1.65 0.05 0.06 61.38 21:50:06 2 35.74 0.00 1.61 0.07 0.06 62.52 21:50:06 3 40.75 0.00 1.86 0.06 0.06 57.26 21:50:06 4 34.94 0.00 1.62 0.04 0.06 63.34 21:50:06 5 33.83 0.00 1.40 0.04 0.07 64.66 21:50:06 6 35.55 0.00 1.64 0.04 0.06 62.71 21:50:06 7 36.07 0.00 1.58 0.09 0.07 62.19 22:00:07 all 37.60 0.00 1.81 0.07 0.07 60.46 22:00:07 0 37.86 0.00 1.79 0.12 0.07 60.17 22:00:07 1 37.32 0.00 2.09 0.05 0.07 60.48 22:00:07 2 36.37 0.00 2.05 0.06 0.07 61.45 22:00:07 3 38.74 0.00 2.08 0.08 0.07 59.03 22:00:07 4 34.06 0.00 1.55 0.09 0.07 64.23 22:00:07 5 37.68 0.00 1.62 0.05 0.07 60.58 22:00:07 6 39.72 0.00 1.74 0.01 0.07 58.46 22:00:07 7 39.03 0.00 1.57 0.07 0.07 59.27 Average: all 36.93 0.00 1.73 0.07 0.07 61.20 Average: 0 37.16 0.00 1.84 0.17 0.07 60.76 Average: 1 37.08 0.00 1.87 0.05 0.07 60.93 Average: 2 36.06 0.00 1.83 0.06 0.06 61.98 Average: 3 39.75 0.00 1.97 0.07 0.07 58.14 Average: 4 34.50 0.00 1.59 0.07 0.06 63.78 Average: 5 35.74 0.00 1.51 0.04 0.07 62.63 Average: 6 37.63 0.00 1.69 0.03 0.06 60.59 Average: 7 37.54 0.00 1.57 0.08 0.07 60.74