---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19070 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: 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 885 24888 4 6317 30738 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:03:d5:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84367sec preferred_lft 84367sec inet6 fe80::f816:3eff:fe03:d56b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:28:98:43:0b:5d 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-19070) 01/07/26 _x86_64_ (8 CPU) 09:20:45 LINUX RESTART (8 CPU) 09:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:04 48.64 0.12 29.59 18.94 5.61 2709.99 514465.04 09:50:04 34.37 0.01 30.04 4.32 0.09 3084.21 24189.95 Average: 41.50 0.07 29.81 11.63 2.85 2897.10 269327.49 09:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:04 25130932 29199424 3106408 9.45 189328 4077884 3177684 9.37 997340 6249668 153700 09:50:04 24644636 29213392 3088688 9.40 215852 4510444 3345748 9.87 1115588 6579044 120240 Average: 24887784 29206408 3097548 9.43 202590 4294164 3261716 9.62 1056464 6414356 136970 09:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:04 lo 1935.99 1935.99 1842.84 1842.84 0.00 0.00 0.00 0.00 09:40:04 ens3 22.40 19.27 11.01 6.66 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:04 lo 1688.58 1688.58 1607.14 1607.14 0.00 0.00 0.00 0.00 09:50:04 ens3 22.83 19.34 9.62 7.09 0.00 0.00 0.00 0.00 09:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1812.28 1812.28 1724.99 1724.99 0.00 0.00 0.00 0.00 Average: ens3 22.62 19.30 10.31 6.88 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-19070) 01/07/26 _x86_64_ (8 CPU) 09:20:45 LINUX RESTART (8 CPU) 09:30:04 CPU %user %nice %system %iowait %steal %idle 09:40:04 all 36.25 0.00 1.68 0.15 0.08 61.85 09:40:04 0 32.95 0.00 1.63 0.07 0.08 65.27 09:40:04 1 36.49 0.00 1.96 0.30 0.08 61.18 09:40:04 2 38.52 0.00 1.77 0.10 0.08 59.53 09:40:04 3 35.88 0.00 1.52 0.12 0.08 62.40 09:40:04 4 36.99 0.00 1.65 0.11 0.08 61.17 09:40:04 5 38.09 0.00 1.65 0.15 0.08 60.03 09:40:04 6 36.83 0.00 1.45 0.07 0.08 61.57 09:40:04 7 34.23 0.00 1.80 0.28 0.08 63.62 09:50:04 all 36.82 0.00 1.74 0.14 0.08 61.23 09:50:04 0 34.49 0.00 1.74 0.33 0.08 63.36 09:50:04 1 38.18 0.00 1.93 0.15 0.08 59.67 09:50:04 2 40.75 0.00 1.85 0.10 0.08 57.22 09:50:04 3 33.88 0.00 1.78 0.07 0.08 64.19 09:50:04 4 35.28 0.00 1.40 0.14 0.08 63.10 09:50:04 5 39.16 0.00 1.87 0.13 0.08 58.76 09:50:04 6 36.54 0.00 1.54 0.11 0.08 61.73 09:50:04 7 36.28 0.00 1.78 0.09 0.08 61.77 Average: all 36.53 0.00 1.71 0.14 0.08 61.54 Average: 0 33.72 0.00 1.69 0.20 0.08 64.32 Average: 1 37.33 0.00 1.95 0.22 0.08 60.42 Average: 2 39.63 0.00 1.81 0.10 0.08 58.37 Average: 3 34.88 0.00 1.65 0.10 0.08 63.30 Average: 4 36.13 0.00 1.53 0.13 0.08 62.13 Average: 5 38.63 0.00 1.76 0.14 0.08 59.40 Average: 6 36.68 0.00 1.50 0.09 0.08 61.65 Average: 7 35.25 0.00 1.79 0.19 0.08 62.69