---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3324 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 914 24882 4 6295 30709 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:72:03:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe72:35e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:1a:90:f5:3b:1b 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-3324) 01/23/26 _x86_64_ (8 CPU) 12:54:23 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:00 39.38 0.15 22.01 17.22 5.84 2653.67 513926.02 13:20:00 37.95 0.02 33.12 4.81 0.41 3153.85 17088.03 Average: 38.67 0.08 27.57 11.02 3.13 2903.76 265507.02 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:00 25671344 29354624 2952188 8.98 164468 3749560 3007000 8.87 877600 5865932 20 13:20:00 25196340 29479096 2822560 8.59 208476 4250072 2895268 8.54 1029984 6128972 18636 Average: 25433842 29416860 2887374 8.79 186472 3999816 2951134 8.70 953792 5997452 9328 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:00 lo 1075.92 1075.92 1023.11 1023.11 0.00 0.00 0.00 0.00 13:10:00 ens3 25.34 20.92 12.84 7.24 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 2067.79 2067.79 1968.76 1968.76 0.00 0.00 0.00 0.00 13:20:00 ens3 24.75 20.79 8.23 7.26 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1571.86 1571.86 1495.94 1495.94 0.00 0.00 0.00 0.00 Average: ens3 25.05 20.85 10.53 7.25 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-3324) 01/23/26 _x86_64_ (8 CPU) 12:54:23 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:00 all 36.74 0.00 1.44 0.07 0.07 61.68 13:10:00 0 32.15 0.00 1.52 0.05 0.07 66.21 13:10:00 1 41.36 0.00 1.64 0.06 0.08 56.86 13:10:00 2 39.29 0.00 1.33 0.09 0.08 59.21 13:10:00 3 40.65 0.00 1.45 0.03 0.07 57.79 13:10:00 4 38.52 0.00 1.37 0.15 0.07 59.89 13:10:00 5 34.52 0.00 1.32 0.05 0.07 64.04 13:10:00 6 34.42 0.00 1.56 0.04 0.07 63.91 13:10:00 7 33.04 0.00 1.31 0.10 0.07 65.49 13:20:00 all 39.71 0.00 1.89 0.07 0.08 58.25 13:20:00 0 33.16 0.00 1.78 0.08 0.08 64.90 13:20:00 1 42.63 0.00 2.28 0.05 0.09 54.95 13:20:00 2 42.59 0.00 2.02 0.17 0.09 55.13 13:20:00 3 40.81 0.00 1.83 0.06 0.08 57.22 13:20:00 4 41.16 0.00 1.75 0.06 0.08 56.95 13:20:00 5 40.99 0.00 1.83 0.03 0.08 57.07 13:20:00 6 41.61 0.00 1.76 0.03 0.08 56.52 13:20:00 7 34.74 0.00 1.85 0.06 0.07 63.27 Average: all 38.23 0.00 1.66 0.07 0.08 59.97 Average: 0 32.65 0.00 1.65 0.06 0.08 65.56 Average: 1 41.99 0.00 1.96 0.05 0.09 55.91 Average: 2 40.94 0.00 1.68 0.13 0.08 57.17 Average: 3 40.73 0.00 1.64 0.04 0.08 57.51 Average: 4 39.84 0.00 1.56 0.11 0.08 58.42 Average: 5 37.75 0.00 1.57 0.04 0.07 60.56 Average: 6 38.01 0.00 1.66 0.04 0.08 60.22 Average: 7 33.89 0.00 1.58 0.08 0.07 64.38