---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-3494 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 14G 64G 18% / 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 643 8470 4 6875 15003 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:45:0a:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.192/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83510sec preferred_lft 83510sec inet6 fe80::f816:3eff:fe45:a8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:f0:34:6a:bf:7c 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3494) 05/25/26 _x86_64_ (4 CPU) 10:05:45 LINUX RESTART (4 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 21.38 2.19 18.36 0.83 132.59 3931.10 1795.54 10:30:03 90.71 0.32 90.24 0.15 3.75 7624.27 813.76 10:40:01 112.01 0.08 111.64 0.29 1.04 4732.51 2749.37 10:50:01 42.73 0.46 33.86 8.41 15.72 4654.13 63231.25 Average: 66.66 0.77 63.48 2.42 38.32 5237.57 17143.76 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 10924956 13923624 2039636 12.46 145888 2997176 2382424 13.68 439492 4639372 79308 10:30:03 7938076 13268328 2669496 16.30 281344 4898992 2832824 16.26 784296 6972168 210036 10:40:01 7124244 13467960 2460576 15.03 301520 5796912 2714072 15.58 1071768 7357536 4872 10:50:01 8675864 15360588 575780 3.52 304076 6245080 1115884 6.41 1509180 5514928 27640 Average: 8665785 14005125 1936372 11.83 258207 4984540 2261301 12.98 951184 6121001 80464 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 10:20:01 ens3 113.11 99.12 810.67 22.70 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 10:30:03 ens3 77.74 61.59 274.11 14.41 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 3.89 2.70 10.75 1.24 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 10:50:01 ens3 34.84 31.10 75.33 26.29 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 57.49 48.71 293.20 16.18 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3494) 05/25/26 _x86_64_ (4 CPU) 10:05:45 LINUX RESTART (4 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 12.44 0.00 0.82 13.29 0.05 73.41 10:20:01 0 11.78 0.00 0.54 2.24 0.04 85.39 10:20:01 1 12.51 0.00 0.90 14.90 0.05 71.64 10:20:01 2 13.05 0.00 0.92 19.50 0.05 66.49 10:20:01 3 12.41 0.00 0.92 16.53 0.05 70.10 10:30:03 all 14.78 0.00 2.00 10.80 0.07 72.33 10:30:03 0 13.73 0.00 1.68 12.77 0.08 71.74 10:30:03 1 16.84 0.00 2.27 8.82 0.07 72.00 10:30:03 2 15.19 0.00 2.13 10.21 0.07 72.40 10:30:03 3 13.38 0.00 1.94 11.43 0.08 73.18 10:40:01 all 9.88 0.00 1.03 11.07 0.07 77.95 10:40:01 0 9.78 0.00 0.96 6.49 0.06 82.71 10:40:01 1 9.98 0.00 1.09 10.93 0.07 77.93 10:40:01 2 11.80 0.00 1.24 13.42 0.07 73.46 10:40:01 3 7.96 0.00 0.83 13.45 0.07 77.69 10:50:01 all 16.13 0.00 1.18 10.50 0.06 72.14 10:50:01 0 17.65 0.00 1.30 5.54 0.05 75.46 10:50:01 1 17.61 0.00 1.18 9.78 0.06 71.37 10:50:01 2 14.52 0.00 1.24 9.56 0.06 74.62 10:50:01 3 14.72 0.00 0.99 17.12 0.05 67.11 Average: all 13.31 0.00 1.26 11.42 0.06 73.95 Average: 0 13.24 0.00 1.12 6.76 0.06 78.82 Average: 1 14.24 0.00 1.36 11.11 0.06 73.23 Average: 2 13.64 0.00 1.38 13.17 0.06 71.74 Average: 3 12.12 0.00 1.17 14.63 0.06 72.02