---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19867 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.86 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 11G 145G 7% / 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 734 26688 4 4668 30889 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:a6:22:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84717sec preferred_lft 84717sec inet6 fe80::f816:3eff:fea6:22cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:6d:47:19:e4:f6 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19867) 05/25/26 _x86_64_ (8 CPU) 10:19:58 LINUX RESTART (8 CPU) 10:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 76.14 14.95 58.34 2.85 1618.66 25019.02 9075.28 10:40:02 32.76 0.12 28.43 4.21 5.27 2485.20 9778.21 Average: 54.45 7.53 43.39 3.53 811.91 13751.36 9426.77 10:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 25926480 29394488 2917356 8.88 153772 3548184 2908040 8.58 670924 5836984 66224 10:40:02 25369996 29246640 3059932 9.31 191220 3878596 2964456 8.74 788264 6214916 39044 Average: 25648238 29320564 2988644 9.09 172496 3713390 2936248 8.66 729594 6025950 52634 10:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 856.37 856.37 815.18 815.18 0.00 0.00 0.00 0.00 10:30:01 ens3 139.51 106.17 1145.55 20.58 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 1903.22 1903.22 1812.46 1812.46 0.00 0.00 0.00 0.00 10:40:02 ens3 23.85 18.35 9.21 6.39 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1379.83 1379.83 1313.85 1313.85 0.00 0.00 0.00 0.00 Average: ens3 81.68 62.26 577.34 13.48 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19867) 05/25/26 _x86_64_ (8 CPU) 10:19:58 LINUX RESTART (8 CPU) 10:20:00 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 35.02 0.00 1.61 0.26 0.06 63.04 10:30:01 0 35.22 0.00 1.58 0.13 0.07 63.01 10:30:01 1 37.88 0.00 1.62 0.16 0.07 60.27 10:30:01 2 29.84 0.00 1.55 0.10 0.06 68.45 10:30:01 3 34.19 0.00 1.46 0.33 0.07 63.96 10:30:01 4 34.74 0.00 1.69 0.13 0.06 63.38 10:30:01 5 33.66 0.00 1.68 0.42 0.07 64.17 10:30:01 6 36.70 0.00 1.67 0.45 0.07 61.11 10:30:01 7 37.96 0.00 1.62 0.36 0.06 60.00 10:40:02 all 37.19 0.00 1.71 0.06 0.07 60.97 10:40:02 0 33.49 0.00 1.78 0.08 0.07 64.58 10:40:02 1 37.71 0.00 1.77 0.05 0.07 60.40 10:40:02 2 39.17 0.00 1.89 0.04 0.07 58.83 10:40:02 3 36.14 0.00 1.50 0.03 0.07 62.26 10:40:02 4 38.86 0.00 1.40 0.04 0.07 59.64 10:40:02 5 39.59 0.00 1.75 0.09 0.06 58.51 10:40:02 6 36.88 0.00 1.83 0.07 0.07 61.15 10:40:02 7 35.69 0.00 1.74 0.09 0.07 62.41 Average: all 36.11 0.00 1.66 0.16 0.07 62.01 Average: 0 34.35 0.00 1.68 0.10 0.07 63.80 Average: 1 37.79 0.00 1.70 0.11 0.07 60.33 Average: 2 34.51 0.00 1.72 0.07 0.06 63.64 Average: 3 35.16 0.00 1.48 0.18 0.07 63.11 Average: 4 36.80 0.00 1.54 0.08 0.06 61.51 Average: 5 36.62 0.00 1.72 0.26 0.06 61.34 Average: 6 36.79 0.00 1.75 0.26 0.07 61.13 Average: 7 36.82 0.00 1.68 0.23 0.07 61.20