---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37987 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: 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: 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 908 24633 4 6550 30716 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:05:e3:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84373sec preferred_lft 84373sec inet6 fe80::f816:3eff:fe05:e3a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:7d:f8:c8:f3:f0 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-37987) 07/23/26 _x86_64_ (8 CPU) 07:58:23 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 36.70 3.73 29.61 3.35 384.37 6640.62 22491.19 08:20:01 38.94 0.01 33.88 5.05 0.11 2696.24 12441.35 08:30:01 29.72 0.01 25.83 3.89 0.11 2781.13 17131.61 Average: 35.12 1.25 29.77 4.10 128.24 4039.82 17354.86 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 25446188 29201272 3107620 9.46 160356 3818972 3158268 9.31 772148 6201736 15692 08:20:01 24300332 28645888 3657832 11.13 199284 4323028 3690108 10.88 912440 7144572 181208 08:30:01 24138208 28872836 3427448 10.43 221064 4656140 3441188 10.15 1027836 7146012 72864 Average: 24628243 28906665 3397633 10.34 193568 4266047 3429855 10.11 904141 6830773 89921 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 846.98 846.98 805.13 805.13 0.00 0.00 0.00 0.00 08:10:01 ens3 118.63 86.72 1003.73 14.80 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 2276.59 2276.59 2169.99 2169.99 0.00 0.00 0.00 0.00 08:20:01 ens3 21.22 17.48 8.72 5.85 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 1473.84 1473.84 1402.99 1402.99 0.00 0.00 0.00 0.00 08:30:01 ens3 28.71 22.37 10.17 7.37 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 1532.48 1532.48 1459.38 1459.38 0.00 0.00 0.00 0.00 Average: ens3 56.20 42.20 341.00 9.34 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-37987) 07/23/26 _x86_64_ (8 CPU) 07:58:23 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 38.87 0.00 1.58 0.08 0.09 59.38 08:10:01 0 36.41 0.00 1.46 0.08 0.09 61.97 08:10:01 1 41.59 0.00 1.77 0.07 0.09 56.48 08:10:01 2 42.05 0.00 1.33 0.06 0.10 56.47 08:10:01 3 41.53 0.00 1.87 0.15 0.10 56.36 08:10:01 4 35.22 0.00 1.34 0.13 0.09 63.21 08:10:01 5 32.72 0.00 1.47 0.05 0.08 65.68 08:10:01 6 41.93 0.00 1.55 0.05 0.09 56.38 08:10:01 7 39.52 0.00 1.84 0.08 0.09 58.48 08:20:01 all 35.60 0.00 1.84 0.07 0.09 62.40 08:20:01 0 34.38 0.00 1.93 0.04 0.09 63.56 08:20:01 1 38.78 0.00 2.01 0.05 0.09 59.07 08:20:01 2 35.21 0.00 1.93 0.20 0.09 62.58 08:20:01 3 37.70 0.00 1.86 0.04 0.09 60.31 08:20:01 4 35.76 0.00 1.83 0.05 0.09 62.27 08:20:01 5 36.58 0.00 1.75 0.04 0.09 61.54 08:20:01 6 32.80 0.00 1.70 0.05 0.09 65.36 08:20:01 7 33.59 0.00 1.72 0.10 0.09 64.51 08:30:01 all 36.62 0.00 1.72 0.05 0.09 61.52 08:30:01 0 31.53 0.00 1.64 0.03 0.08 66.73 08:30:01 1 39.29 0.00 1.73 0.05 0.09 58.84 08:30:01 2 37.80 0.00 2.04 0.04 0.09 60.03 08:30:01 3 37.47 0.00 1.65 0.05 0.09 60.74 08:30:01 4 36.69 0.00 1.69 0.03 0.09 61.51 08:30:01 5 40.38 0.00 1.87 0.15 0.09 57.51 08:30:01 6 34.26 0.00 1.56 0.03 0.08 64.06 08:30:01 7 35.53 0.00 1.61 0.03 0.09 62.74 Average: all 37.03 0.00 1.71 0.07 0.09 61.10 Average: 0 34.11 0.00 1.68 0.05 0.08 64.08 Average: 1 39.89 0.00 1.84 0.06 0.09 58.13 Average: 2 38.36 0.00 1.76 0.10 0.09 59.69 Average: 3 38.90 0.00 1.79 0.08 0.09 59.14 Average: 4 35.89 0.00 1.62 0.07 0.09 62.33 Average: 5 36.56 0.00 1.70 0.08 0.09 61.58 Average: 6 36.34 0.00 1.60 0.04 0.09 61.93 Average: 7 36.22 0.00 1.72 0.07 0.09 61.91