---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32585 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): 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: 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: 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 12G 67G 15% / 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 734 9636 4 5618 14911 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:7e:10:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84448sec preferred_lft 84448sec inet6 fe80::f816:3eff:fe7e:1090/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:de:da:e9:13:8f 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-4c-4g-32585) 07/03/26 _x86_64_ (4 CPU) 06:28:50 LINUX RESTART (4 CPU) 06:30:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 23.02 3.65 18.33 1.04 190.22 5370.38 1897.04 06:50:01 37.22 0.06 33.45 3.71 1.75 3442.39 19680.79 07:00:00 20.83 0.30 18.03 2.50 11.80 5889.11 3715.39 Average: 27.08 1.31 23.34 2.43 66.45 4893.78 8517.42 06:30:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9945124 13521936 2436404 14.88 144116 3532968 2684256 15.41 634108 5374864 61636 06:50:01 7852464 12226344 3725520 22.75 177952 4236388 3865192 22.19 844516 7198800 231048 07:00:00 9963380 15354056 592132 3.62 199952 5169072 1106264 6.35 908192 4940204 8 Average: 9253656 13700779 2251352 13.75 174007 4312809 2551904 14.65 795605 5837956 97564 06:30:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 278.65 278.65 264.85 264.85 0.00 0.00 0.00 0.00 06:40:01 ens3 109.45 81.00 872.40 16.63 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1749.09 1749.09 1667.22 1667.22 0.00 0.00 0.00 0.00 06:50:01 ens3 53.86 42.45 185.99 11.89 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:00 lo 103.25 103.25 89.24 89.24 0.00 0.00 0.00 0.00 07:00:00 ens3 68.79 65.57 117.32 198.15 0.00 0.00 0.00 0.00 07:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 716.33 716.33 679.46 679.46 0.00 0.00 0.00 0.00 Average: ens3 76.98 62.78 386.16 76.17 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-32585) 07/03/26 _x86_64_ (4 CPU) 06:28:50 LINUX RESTART (4 CPU) 06:30:22 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 42.03 0.00 1.39 0.09 0.07 56.41 06:40:01 0 38.37 0.00 1.56 0.16 0.07 59.84 06:40:01 1 42.92 0.00 1.26 0.05 0.07 55.70 06:40:01 2 42.19 0.00 1.51 0.06 0.07 56.17 06:40:01 3 44.65 0.00 1.25 0.08 0.07 53.95 06:50:01 all 63.79 0.00 2.73 0.08 0.09 33.30 06:50:01 0 62.85 0.00 2.62 0.08 0.10 34.35 06:50:01 1 62.63 0.00 2.93 0.14 0.09 34.22 06:50:01 2 63.90 0.00 2.80 0.04 0.09 33.16 06:50:01 3 65.80 0.00 2.58 0.06 0.10 31.46 07:00:00 all 47.26 0.00 1.63 0.07 0.08 50.96 07:00:00 0 43.01 0.00 1.56 0.04 0.08 55.31 07:00:00 1 47.47 0.00 1.52 0.07 0.08 50.87 07:00:00 2 58.26 0.00 2.27 0.04 0.09 39.34 07:00:00 3 40.31 0.00 1.18 0.12 0.08 58.31 Average: all 51.13 0.00 1.93 0.08 0.08 46.78 Average: 0 48.19 0.00 1.92 0.09 0.08 49.71 Average: 1 51.09 0.00 1.91 0.09 0.08 46.83 Average: 2 54.93 0.00 2.20 0.05 0.09 42.74 Average: 3 50.31 0.00 1.68 0.09 0.08 47.85