---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20274 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 903 24869 4 6319 30721 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:2a:5d:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84302sec preferred_lft 84302sec inet6 fe80::f816:3eff:fe2a:5d67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:c1:29:a0:24:3e 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-20274) 05/26/26 _x86_64_ (8 CPU) 07:47:30 LINUX RESTART (8 CPU) 07:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:02 41.10 1.45 22.72 16.94 71.39 4337.06 520243.75 08:10:01 36.86 0.01 32.03 4.82 0.08 2568.52 14748.66 08:20:02 29.03 0.01 25.36 3.66 0.13 2757.45 18814.10 Average: 35.66 0.49 26.70 8.47 23.87 3221.07 184601.73 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:02 25232480 28881608 3428180 10.43 163092 3708308 3683800 10.86 708856 6471756 114636 08:10:01 25180960 29117624 3187876 9.70 194872 3931412 3234888 9.54 811032 6370712 10816 08:20:02 24254996 28752532 3549956 10.80 216692 4429772 3907956 11.52 945848 7132648 77952 Average: 24889479 28917255 3388671 10.31 191552 4023164 3608881 10.64 821912 6658372 67801 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:02 lo 1068.52 1068.52 1016.50 1016.50 0.00 0.00 0.00 0.00 08:00:02 ens3 52.18 40.20 339.04 9.51 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 2009.90 2009.90 1915.32 1915.32 0.00 0.00 0.00 0.00 08:10:01 ens3 20.84 16.71 8.56 5.68 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 08:20:02 lo 1437.45 1437.45 1368.50 1368.50 0.00 0.00 0.00 0.00 08:20:02 ens3 24.85 20.42 9.64 7.24 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1505.09 1505.09 1433.25 1433.25 0.00 0.00 0.00 0.00 Average: ens3 32.62 25.78 119.08 7.48 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-20274) 05/26/26 _x86_64_ (8 CPU) 07:47:30 LINUX RESTART (8 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 08:00:02 all 39.81 0.00 1.56 0.08 0.10 58.45 08:00:02 0 36.37 0.00 1.64 0.24 0.10 61.65 08:00:02 1 37.87 0.00 1.51 0.03 0.10 60.49 08:00:02 2 39.88 0.00 1.39 0.05 0.10 58.57 08:00:02 3 43.52 0.00 1.78 0.09 0.12 54.49 08:00:02 4 41.66 0.00 1.41 0.08 0.11 56.75 08:00:02 5 42.54 0.00 1.74 0.04 0.11 55.57 08:00:02 6 40.05 0.00 1.53 0.03 0.10 58.29 08:00:02 7 36.58 0.00 1.50 0.08 0.10 61.75 08:10:01 all 35.13 0.00 1.81 0.12 0.10 62.83 08:10:01 0 33.69 0.00 1.61 0.06 0.10 64.54 08:10:01 1 37.03 0.00 2.08 0.08 0.10 60.70 08:10:01 2 37.98 0.00 1.86 0.06 0.10 60.00 08:10:01 3 31.39 0.00 1.73 0.22 0.10 66.57 08:10:01 4 36.74 0.00 1.77 0.33 0.11 61.06 08:10:01 5 35.72 0.00 1.85 0.12 0.11 62.21 08:10:01 6 34.83 0.00 1.87 0.06 0.10 63.14 08:10:01 7 33.64 0.00 1.74 0.08 0.10 64.45 08:20:02 all 36.75 0.00 1.73 0.08 0.11 61.34 08:20:02 0 34.02 0.00 1.72 0.07 0.10 64.10 08:20:02 1 38.58 0.00 1.81 0.05 0.11 59.45 08:20:02 2 38.17 0.00 1.82 0.06 0.11 59.83 08:20:02 3 39.76 0.00 2.15 0.06 0.11 57.92 08:20:02 4 39.07 0.00 1.53 0.06 0.12 59.23 08:20:02 5 37.49 0.00 1.49 0.20 0.11 60.71 08:20:02 6 35.48 0.00 1.82 0.07 0.10 62.52 08:20:02 7 31.40 0.00 1.48 0.05 0.10 66.97 Average: all 37.23 0.00 1.70 0.09 0.10 60.87 Average: 0 34.69 0.00 1.66 0.12 0.10 63.43 Average: 1 37.83 0.00 1.80 0.05 0.11 60.21 Average: 2 38.68 0.00 1.69 0.05 0.11 59.47 Average: 3 38.22 0.00 1.89 0.12 0.11 59.66 Average: 4 39.16 0.00 1.57 0.15 0.11 59.01 Average: 5 38.59 0.00 1.69 0.12 0.11 59.49 Average: 6 36.79 0.00 1.74 0.05 0.10 61.32 Average: 7 33.87 0.00 1.57 0.07 0.10 64.39