---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3021 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 888 24784 4 6420 30736 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:de:6f:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84420sec preferred_lft 84420sec inet6 fe80::f816:3eff:fede:6fe6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:6a:13:8a:cd:d8 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-3021) 01/22/26 _x86_64_ (8 CPU) 11:05:49 LINUX RESTART (8 CPU) 11:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:35 33.89 0.56 29.43 3.89 566.80 4114.05 30553.27 11:30:26 36.84 0.02 32.26 4.56 0.19 3099.29 17074.20 Average: 35.32 0.30 30.81 4.22 291.55 3621.09 24005.33 11:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:35 25252704 29063372 3243484 9.87 165400 3873788 3411828 10.06 930500 6223188 18424 11:30:26 24901476 29278048 3023656 9.20 207024 4346496 2979952 8.79 1074180 6368768 36404 Average: 25077090 29170710 3133570 9.54 186212 4110142 3195890 9.42 1002340 6295978 27414 11:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:35 lo 1252.67 1252.67 1191.48 1191.48 0.00 0.00 0.00 0.00 11:20:35 ens3 44.71 34.55 270.60 8.38 0.00 0.00 0.00 0.00 11:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:26 lo 2014.75 2014.75 1918.53 1918.53 0.00 0.00 0.00 0.00 11:30:26 ens3 22.87 18.97 7.82 6.93 0.00 0.00 0.00 0.00 11:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1622.88 1622.88 1544.67 1544.67 0.00 0.00 0.00 0.00 Average: ens3 34.10 26.98 142.94 7.67 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-3021) 01/22/26 _x86_64_ (8 CPU) 11:05:49 LINUX RESTART (8 CPU) 11:10:09 CPU %user %nice %system %iowait %steal %idle 11:20:35 all 38.96 0.00 1.69 0.09 0.07 59.19 11:20:35 0 34.56 0.00 1.70 0.19 0.07 63.48 11:20:35 1 40.81 0.00 1.58 0.12 0.07 57.43 11:20:35 2 41.23 0.00 1.60 0.03 0.07 57.07 11:20:35 3 43.62 0.00 1.61 0.04 0.07 54.65 11:20:35 4 37.77 0.00 1.99 0.09 0.07 60.07 11:20:35 5 40.25 0.00 1.74 0.03 0.06 57.91 11:20:35 6 36.23 0.00 1.59 0.12 0.07 61.99 11:20:35 7 37.18 0.00 1.74 0.08 0.07 60.93 11:30:26 all 36.63 0.00 1.80 0.07 0.06 61.43 11:30:26 0 31.84 0.00 1.63 0.06 0.06 66.40 11:30:26 1 33.34 0.00 2.02 0.13 0.06 64.45 11:30:26 2 37.77 0.00 1.75 0.06 0.06 60.36 11:30:26 3 38.68 0.00 1.96 0.15 0.06 59.15 11:30:26 4 38.76 0.00 1.70 0.04 0.06 59.44 11:30:26 5 38.37 0.00 1.91 0.04 0.06 59.62 11:30:26 6 39.21 0.00 1.74 0.05 0.07 58.93 11:30:26 7 35.09 0.00 1.67 0.07 0.06 63.11 Average: all 37.83 0.00 1.74 0.08 0.07 60.28 Average: 0 33.24 0.00 1.67 0.13 0.06 64.90 Average: 1 37.18 0.00 1.79 0.12 0.07 60.84 Average: 2 39.55 0.00 1.67 0.04 0.07 58.67 Average: 3 41.22 0.00 1.78 0.09 0.07 56.83 Average: 4 38.25 0.00 1.85 0.07 0.07 59.76 Average: 5 39.34 0.00 1.82 0.03 0.06 58.74 Average: 6 37.68 0.00 1.66 0.09 0.07 60.51 Average: 7 36.16 0.00 1.71 0.08 0.06 61.99