---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19964 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: 5599.99 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 899 24795 4 6397 30724 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:ba:fa:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84391sec preferred_lft 84391sec inet6 fe80::f816:3eff:feba:fa19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:8a:50:2b:56:13 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-19964) 05/25/26 _x86_64_ (8 CPU) 15:32:30 LINUX RESTART (8 CPU) 15:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:14 28.36 0.14 24.61 3.61 5.57 2260.49 6240.55 16:00:14 32.16 0.01 28.17 3.98 0.08 3215.01 14562.08 Average: 30.24 0.08 26.37 3.80 2.85 2732.95 10359.41 15:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:14 25009404 28955976 3350248 10.19 176092 3972784 3404444 10.04 792884 6589908 174788 16:00:14 24774196 29188252 3113796 9.48 214280 4356000 3086620 9.10 921184 6624084 17636 Average: 24891800 29072114 3232022 9.83 195186 4164392 3245532 9.57 857034 6606996 96212 15:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:14 lo 1565.85 1565.85 1490.89 1490.89 0.00 0.00 0.00 0.00 15:50:14 ens3 20.86 17.40 9.39 6.14 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 16:00:14 lo 1680.12 1680.12 1599.98 1599.98 0.00 0.00 0.00 0.00 16:00:14 ens3 23.98 19.64 9.17 7.09 0.00 0.00 0.00 0.00 16:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1622.41 1622.41 1544.88 1544.88 0.00 0.00 0.00 0.00 Average: ens3 22.40 18.51 9.28 6.61 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-19964) 05/25/26 _x86_64_ (8 CPU) 15:32:30 LINUX RESTART (8 CPU) 15:40:01 CPU %user %nice %system %iowait %steal %idle 15:50:14 all 35.98 0.00 1.58 0.05 0.06 62.32 15:50:14 0 31.22 0.00 1.52 0.04 0.07 67.15 15:50:14 1 40.53 0.00 1.75 0.04 0.07 57.61 15:50:14 2 40.73 0.00 1.82 0.12 0.07 57.27 15:50:14 3 35.86 0.00 1.30 0.07 0.06 62.71 15:50:14 4 31.68 0.00 1.63 0.05 0.06 66.58 15:50:14 5 38.31 0.00 1.76 0.03 0.07 59.83 15:50:14 6 34.98 0.00 1.32 0.04 0.06 63.60 15:50:14 7 34.55 0.00 1.52 0.05 0.07 63.81 16:00:14 all 36.91 0.00 1.70 1.28 0.08 60.04 16:00:14 0 35.66 0.00 1.54 2.39 0.08 60.32 16:00:14 1 37.51 0.00 1.76 1.74 0.08 58.91 16:00:14 2 34.44 0.00 1.66 1.20 0.08 62.62 16:00:14 3 37.63 0.00 1.72 0.22 0.08 60.35 16:00:14 4 39.34 0.00 2.00 0.82 0.08 57.76 16:00:14 5 38.04 0.00 1.46 2.17 0.08 58.27 16:00:14 6 36.95 0.00 1.70 0.58 0.08 60.68 16:00:14 7 35.67 0.00 1.78 1.08 0.08 61.39 Average: all 36.44 0.00 1.64 0.66 0.07 61.19 Average: 0 33.42 0.00 1.53 1.21 0.07 63.77 Average: 1 39.03 0.00 1.75 0.88 0.07 58.26 Average: 2 37.62 0.00 1.74 0.65 0.07 59.92 Average: 3 36.74 0.00 1.51 0.15 0.07 61.54 Average: 4 35.47 0.00 1.81 0.43 0.07 62.22 Average: 5 38.17 0.00 1.61 1.09 0.07 59.06 Average: 6 35.96 0.00 1.51 0.31 0.07 62.16 Average: 7 35.10 0.00 1.65 0.56 0.07 62.61