---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7156 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 914 24866 4 6311 30710 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:28:c6:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe28:c624/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:9a:6d:b3:ea:ce 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-7156) 02/02/26 _x86_64_ (8 CPU) 15:30:19 LINUX RESTART (8 CPU) 15:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:14 35.46 0.11 30.82 4.53 5.42 2623.78 7245.82 16:00:15 34.19 0.00 29.85 4.33 0.07 2948.11 21355.85 Average: 34.82 0.06 30.34 4.43 2.74 2785.96 14301.54 15:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:14 25322372 29296656 3009488 9.16 193084 3983020 2979856 8.79 982280 6061476 10632 16:00:15 24671292 29157560 3144828 9.57 215424 4432876 3084816 9.10 1105448 6552600 18932 Average: 24996832 29227108 3077158 9.36 204254 4207948 3032336 8.94 1043864 6307038 14782 15:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:14 lo 1974.62 1974.62 1879.59 1879.59 0.00 0.00 0.00 0.00 15:50:14 ens3 21.31 18.04 8.98 6.18 0.00 0.00 0.00 0.00 15:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:15 lo 1655.38 1655.38 1575.26 1575.26 0.00 0.00 0.00 0.00 16:00:15 ens3 24.88 20.92 9.70 7.32 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1814.98 1814.98 1727.41 1727.41 0.00 0.00 0.00 0.00 Average: ens3 23.10 19.48 9.34 6.75 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-7156) 02/02/26 _x86_64_ (8 CPU) 15:30:19 LINUX RESTART (8 CPU) 15:40:13 CPU %user %nice %system %iowait %steal %idle 15:50:14 all 34.68 0.00 1.69 0.07 0.08 63.48 15:50:14 0 31.00 0.00 1.81 0.05 0.08 67.05 15:50:14 1 34.83 0.00 1.74 0.04 0.08 63.32 15:50:14 2 37.07 0.00 1.95 0.03 0.08 60.86 15:50:14 3 34.52 0.00 2.04 0.11 0.08 63.25 15:50:14 4 33.08 0.00 1.38 0.05 0.08 65.41 15:50:14 5 37.03 0.00 1.44 0.03 0.08 61.42 15:50:14 6 35.57 0.00 1.63 0.13 0.08 62.60 15:50:14 7 34.35 0.00 1.53 0.11 0.08 63.93 16:00:15 all 36.74 0.00 1.77 0.08 0.08 61.33 16:00:15 0 35.28 0.00 1.88 0.08 0.08 62.68 16:00:15 1 38.09 0.00 2.01 0.07 0.08 59.74 16:00:15 2 39.25 0.00 1.73 0.03 0.09 58.90 16:00:15 3 37.39 0.00 1.67 0.06 0.09 60.79 16:00:15 4 37.54 0.00 1.57 0.07 0.08 60.74 16:00:15 5 37.58 0.00 1.76 0.02 0.08 60.55 16:00:15 6 33.60 0.00 1.70 0.07 0.08 64.55 16:00:15 7 35.18 0.00 1.82 0.21 0.09 62.70 Average: all 35.71 0.00 1.73 0.07 0.08 62.41 Average: 0 33.14 0.00 1.85 0.06 0.08 64.87 Average: 1 36.46 0.00 1.87 0.05 0.08 61.53 Average: 2 38.16 0.00 1.84 0.03 0.09 59.88 Average: 3 35.96 0.00 1.86 0.09 0.08 62.02 Average: 4 35.31 0.00 1.47 0.06 0.08 63.07 Average: 5 37.30 0.00 1.60 0.03 0.08 60.98 Average: 6 34.58 0.00 1.67 0.10 0.08 63.58 Average: 7 34.76 0.00 1.67 0.16 0.09 63.32