---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-57938 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 693 7821 4 7474 14952 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:6f:cd:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84145sec preferred_lft 84145sec inet6 fe80::f816:3eff:fe6f:cd08/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:0a:db:2a:73:86 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-57938) 09/24/26 _x86_64_ (4 CPU) 07:57:03 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:23 47.87 1.33 29.74 16.79 266.04 5322.25 249431.84 08:20:26 32.05 0.02 28.72 3.31 0.57 2916.32 8913.42 08:30:01 10.56 0.03 10.10 0.43 0.53 8327.00 52285.47 Average: 30.64 0.48 23.12 7.05 92.23 5477.09 105838.31 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:23 9165432 13276832 2677332 16.35 149380 4062644 3015440 17.31 792392 5994648 21712 08:20:26 7305088 12486904 3462064 21.14 168800 5064356 3427872 19.68 1091864 7510600 533400 08:30:01 5593188 12544012 3398860 20.76 184228 6757452 3299356 18.94 1755160 8461160 23392 Average: 7354569 12769249 3179419 19.42 167469 5294817 3247556 18.64 1213139 7322136 192835 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:23 lo 1596.42 1596.42 1515.74 1515.74 0.00 0.00 0.00 0.00 08:10:23 ens3 149.19 101.13 863.71 18.16 0.00 0.00 0.00 0.00 08:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:26 lo 1494.18 1494.18 1423.72 1423.72 0.00 0.00 0.00 0.00 08:20:26 ens3 43.70 32.78 31.78 12.94 0.00 0.00 0.00 0.00 08:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 2646.15 2646.15 9686.79 9686.79 0.00 0.00 0.00 0.00 08:30:01 ens3 25.70 21.31 127.54 4.91 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1897.80 1897.80 4097.42 4097.42 0.00 0.00 0.00 0.00 Average: ens3 74.37 52.72 349.68 12.17 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-57938) 09/24/26 _x86_64_ (4 CPU) 07:57:03 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:23 all 68.08 0.00 2.86 0.13 0.02 28.91 08:10:23 0 67.89 0.00 2.76 0.19 0.02 29.14 08:10:23 1 68.03 0.00 2.50 0.11 0.02 29.34 08:10:23 2 68.00 0.00 2.66 0.10 0.02 29.21 08:10:23 3 68.40 0.00 3.53 0.11 0.02 27.94 08:20:26 all 62.53 0.00 2.70 0.10 0.02 34.64 08:20:26 0 60.33 0.00 2.47 0.12 0.02 37.05 08:20:26 1 67.29 0.00 2.75 0.07 0.02 29.87 08:20:26 2 60.99 0.00 2.83 0.12 0.02 36.05 08:20:26 3 61.52 0.00 2.76 0.10 0.01 35.60 08:30:01 all 29.96 0.00 1.41 0.14 0.02 68.47 08:30:01 0 26.53 0.00 1.78 0.25 0.02 71.42 08:30:01 1 27.11 0.00 1.30 0.18 0.02 71.38 08:30:01 2 34.48 0.00 1.02 0.08 0.02 64.40 08:30:01 3 31.72 0.00 1.53 0.06 0.02 66.66 Average: all 54.03 0.00 2.34 0.13 0.02 43.48 Average: 0 52.13 0.00 2.35 0.19 0.02 45.32 Average: 1 54.68 0.00 2.20 0.12 0.02 42.97 Average: 2 54.94 0.00 2.19 0.10 0.02 42.75 Average: 3 54.36 0.00 2.64 0.09 0.02 42.89