---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19830 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: 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 910 24512 4 6669 30714 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:51:ee:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84379sec preferred_lft 84379sec inet6 fe80::f816:3eff:fe51:ee2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:7f:62:1f:a7:34 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-19830) 05/25/26 _x86_64_ (8 CPU) 08:47:32 LINUX RESTART (8 CPU) 08:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:00 48.13 2.34 28.10 17.69 692.33 5198.35 521808.80 09:10:00 36.93 0.02 31.99 4.93 0.13 2610.43 10383.07 09:20:00 27.27 0.01 23.97 3.29 0.37 3517.61 9260.68 Average: 37.43 0.79 28.02 8.62 230.33 3773.56 180028.47 08:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:00 25257480 29271872 3035816 9.24 167552 4062928 3151084 9.29 915740 6230004 111792 09:10:00 25129884 29444764 2859560 8.70 199960 4297012 3500828 10.32 1018072 6208584 14232 09:20:00 22964164 29310676 2985372 9.08 230512 6208208 3002488 8.85 1695488 7578424 1253356 Average: 24450509 29342437 2960249 9.01 199341 4856049 3218133 9.49 1209767 6672337 459793 08:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:00 lo 1235.76 1235.76 1175.75 1175.75 0.00 0.00 0.00 0.00 09:00:00 ens3 68.59 47.42 535.70 10.38 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 2114.84 2114.84 2015.36 2015.36 0.00 0.00 0.00 0.00 09:10:00 ens3 25.06 19.48 9.16 6.17 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:00 lo 1235.51 1235.51 1175.56 1175.56 0.00 0.00 0.00 0.00 09:20:00 ens3 42.59 35.34 189.60 9.04 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1529.09 1529.09 1455.93 1455.93 0.00 0.00 0.00 0.00 Average: ens3 45.38 34.06 244.43 8.53 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-19830) 05/25/26 _x86_64_ (8 CPU) 08:47:32 LINUX RESTART (8 CPU) 08:50:02 CPU %user %nice %system %iowait %steal %idle 09:00:00 all 41.02 0.00 1.70 0.15 0.09 57.04 09:00:00 0 39.59 0.00 2.18 0.10 0.08 58.04 09:00:00 1 40.89 0.00 1.55 0.04 0.08 57.43 09:00:00 2 41.56 0.00 1.55 0.07 0.09 56.73 09:00:00 3 41.67 0.00 1.84 0.18 0.09 56.21 09:00:00 4 41.62 0.00 1.51 0.34 0.09 56.44 09:00:00 5 41.54 0.00 1.65 0.24 0.09 56.48 09:00:00 6 38.68 0.00 1.51 0.03 0.08 59.71 09:00:00 7 42.61 0.00 1.82 0.19 0.08 55.29 09:10:00 all 35.62 0.00 1.79 0.10 0.09 62.40 09:10:00 0 30.20 0.00 1.65 0.06 0.08 68.00 09:10:00 1 37.65 0.00 1.81 0.04 0.09 60.41 09:10:00 2 39.52 0.00 1.99 0.05 0.09 58.35 09:10:00 3 36.79 0.00 1.93 0.05 0.09 61.14 09:10:00 4 35.00 0.00 1.55 0.10 0.08 63.27 09:10:00 5 36.36 0.00 1.84 0.06 0.09 61.64 09:10:00 6 35.47 0.00 1.84 0.18 0.09 62.42 09:10:00 7 34.01 0.00 1.73 0.25 0.08 63.93 09:20:00 all 34.72 0.00 1.64 0.10 0.08 63.45 09:20:00 0 32.26 0.00 1.38 0.10 0.08 66.19 09:20:00 1 35.59 0.00 1.79 0.19 0.09 62.34 09:20:00 2 33.67 0.00 1.63 0.09 0.08 64.52 09:20:00 3 37.31 0.00 1.96 0.13 0.08 60.51 09:20:00 4 36.19 0.00 1.64 0.12 0.08 61.97 09:20:00 5 37.79 0.00 1.56 0.03 0.08 60.54 09:20:00 6 30.36 0.00 1.45 0.10 0.08 68.02 09:20:00 7 34.64 0.00 1.69 0.07 0.08 63.52 Average: all 37.12 0.00 1.71 0.12 0.08 60.97 Average: 0 34.01 0.00 1.74 0.08 0.08 64.09 Average: 1 38.04 0.00 1.72 0.09 0.08 60.07 Average: 2 38.25 0.00 1.73 0.07 0.09 59.87 Average: 3 38.59 0.00 1.91 0.12 0.09 59.29 Average: 4 37.60 0.00 1.57 0.19 0.08 60.56 Average: 5 38.56 0.00 1.68 0.11 0.09 59.56 Average: 6 34.83 0.00 1.60 0.10 0.08 63.39 Average: 7 37.08 0.00 1.75 0.17 0.08 60.92