---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3066 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): 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 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: 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 143G 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 892 24553 4 6646 30731 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:c8:70:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83133sec preferred_lft 83133sec inet6 fe80::f816:3eff:fec8:7006/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:90:5a:b3:b1:0e 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-8c-8g-3066) 09/08/26 _x86_64_ (8 CPU) 02:31:32 LINUX RESTART (8 CPU) 02:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:03 23.00 0.14 20.16 2.71 6.44 3303.52 6767.62 03:00:01 33.74 0.01 29.19 4.54 0.29 2437.26 10063.39 03:10:12 32.14 0.01 28.14 3.99 0.46 2899.47 21185.71 03:20:12 12.52 0.18 10.66 1.69 10.64 5267.37 2616.25 Average: 25.38 0.08 22.06 3.23 4.44 3475.50 10210.12 02:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:03 25453032 29376392 2928420 8.91 180324 3939336 2993312 8.83 772000 6147212 13788 03:00:01 24845080 29156936 3144248 9.57 211132 4260532 3630104 10.70 879792 6611424 17616 03:10:12 24019988 28860780 3436836 10.46 235636 4723288 3301668 9.74 1009596 7256816 22116 03:20:12 25335072 31647292 645124 1.96 248832 6130532 1274628 3.76 1546496 5319596 52 Average: 24913293 29760350 2538657 7.73 218981 4763422 2799928 8.26 1051971 6333762 13393 02:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:03 lo 1774.33 1774.33 1691.06 1691.06 0.00 0.00 0.00 0.00 02:50:03 ens3 38.14 27.62 33.00 14.77 0.00 0.00 0.00 0.00 02:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 2527.16 2527.16 2410.00 2410.00 0.00 0.00 0.00 0.00 03:00:01 ens3 27.88 20.94 16.23 12.38 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:12 lo 1727.44 1727.44 1645.51 1645.51 0.00 0.00 0.00 0.00 03:10:12 ens3 35.49 25.68 18.64 14.95 0.00 0.00 0.00 0.00 03:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:12 lo 185.91 185.91 163.86 163.86 0.00 0.00 0.00 0.00 03:20:12 ens3 88.35 85.82 210.03 295.63 0.00 0.00 0.00 0.00 03:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1553.34 1553.34 1477.26 1477.26 0.00 0.00 0.00 0.00 Average: ens3 47.43 39.98 69.32 84.23 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-8c-8g-3066) 09/08/26 _x86_64_ (8 CPU) 02:31:32 LINUX RESTART (8 CPU) 02:40:05 CPU %user %nice %system %iowait %steal %idle 02:50:03 all 35.13 0.00 1.70 0.07 0.02 63.08 02:50:03 0 29.68 0.00 1.64 0.04 0.02 68.62 02:50:03 1 35.92 0.00 1.61 0.07 0.03 62.38 02:50:03 2 38.24 0.00 1.87 0.04 0.02 59.83 02:50:03 3 34.83 0.00 1.58 0.11 0.03 63.45 02:50:03 4 36.53 0.00 1.90 0.06 0.02 61.49 02:50:03 5 34.45 0.00 1.60 0.05 0.02 63.88 02:50:03 6 35.61 0.00 2.11 0.07 0.03 62.18 02:50:03 7 35.80 0.00 1.25 0.17 0.02 62.76 03:00:01 all 33.66 0.00 1.85 0.10 0.03 64.35 03:00:01 0 31.96 0.00 1.97 0.21 0.02 65.84 03:00:01 1 34.74 0.00 1.62 0.05 0.03 63.57 03:00:01 2 33.42 0.00 1.71 0.09 0.03 64.75 03:00:01 3 34.77 0.00 2.16 0.14 0.03 62.90 03:00:01 4 35.70 0.00 2.13 0.12 0.03 62.02 03:00:01 5 29.47 0.00 1.63 0.08 0.03 68.79 03:00:01 6 34.89 0.00 2.00 0.06 0.03 63.03 03:00:01 7 34.37 0.00 1.62 0.07 0.03 63.92 03:10:12 all 35.94 0.00 1.86 0.11 0.03 62.06 03:10:12 0 33.19 0.00 1.95 0.18 0.04 64.64 03:10:12 1 36.75 0.00 1.87 0.10 0.03 61.25 03:10:12 2 37.72 0.00 1.84 0.09 0.03 60.32 03:10:12 3 35.36 0.00 1.64 0.05 0.02 62.93 03:10:12 4 38.64 0.00 2.07 0.07 0.03 59.20 03:10:12 5 35.69 0.00 1.86 0.04 0.03 62.38 03:10:12 6 35.44 0.00 1.90 0.20 0.03 62.44 03:10:12 7 34.76 0.00 1.79 0.14 0.03 63.28 03:20:12 all 9.07 0.00 0.50 0.06 0.01 90.35 03:20:12 0 11.07 0.00 0.65 0.07 0.01 88.20 03:20:12 1 8.21 0.00 0.53 0.02 0.01 91.23 03:20:12 2 14.03 0.00 0.55 0.17 0.01 85.24 03:20:12 3 7.31 0.00 0.46 0.02 0.01 92.20 03:20:12 4 9.06 0.00 0.51 0.04 0.01 90.38 03:20:12 5 9.08 0.00 0.40 0.01 0.01 90.50 03:20:12 6 8.34 0.00 0.56 0.13 0.01 90.96 03:20:12 7 5.49 0.00 0.39 0.02 0.01 94.10 Average: all 28.47 0.00 1.48 0.09 0.02 69.94 Average: 0 26.50 0.00 1.55 0.13 0.02 71.80 Average: 1 28.93 0.00 1.41 0.06 0.02 69.58 Average: 2 30.87 0.00 1.49 0.10 0.02 67.52 Average: 3 28.08 0.00 1.46 0.08 0.02 70.35 Average: 4 30.00 0.00 1.65 0.07 0.02 68.25 Average: 5 27.19 0.00 1.37 0.04 0.02 71.36 Average: 6 28.57 0.00 1.64 0.12 0.02 69.64 Average: 7 27.62 0.00 1.26 0.10 0.02 71.00