---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1308 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): 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 22G 134G 14% / 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 810 15911 4 15370 30814 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:5a:ff:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.9/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84137sec preferred_lft 84137sec inet6 fe80::f816:3eff:fe5a:ff81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:c5:29:b9:22:ec 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 inet6 fe80::68c5:29ff:feb9:22ec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1308) 06/24/26 _x86_64_ (8 CPU) 06:07:13 LINUX RESTART (8 CPU) 06:10:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:27 1.63 0.04 1.58 0.01 1.22 19.81 223.93 06:30:02 199.56 3.67 187.66 8.24 286.50 26585.12 110667.07 06:40:02 219.47 1.00 213.71 4.75 14.41 39547.10 197039.67 Average: 139.81 1.55 133.97 4.29 98.37 22055.47 102852.08 06:10:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:27 30152772 31799556 588492 1.79 59728 1925964 1520920 4.49 180996 2259348 4 06:30:02 24238444 31178132 1112192 3.38 237980 6778224 1660464 4.90 2136116 5825248 73816 06:40:02 16167952 30927256 1316508 4.01 416440 13923968 1897536 5.60 5966500 9515804 16324 Average: 23519723 31301648 1005731 3.06 238049 7542719 1692973 4.99 2761204 5866800 30048 06:10:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:27 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:20:27 ens3 0.37 0.26 0.15 0.28 0.00 0.00 0.00 0.00 06:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 06:30:02 ens3 193.46 126.25 2229.65 1049.45 0.00 0.00 0.00 0.00 06:30:02 docker0 13.98 39.51 0.93 852.72 0.00 0.00 0.00 0.00 06:40:02 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:40:02 ens3 111.11 79.11 977.52 1519.19 0.00 0.00 0.00 0.00 06:40:02 docker0 27.45 44.59 2.16 871.43 0.00 0.00 0.00 0.00 06:40:02 veth0e1fe17 19.32 29.10 1.45 666.14 0.00 0.00 0.00 0.05 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 100.66 67.93 1055.92 856.25 0.00 0.00 0.00 0.00 Average: docker0 13.85 27.96 1.04 572.56 0.00 0.00 0.00 0.00 Average: veth0e1fe17 6.55 9.87 0.49 225.91 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1308) 06/24/26 _x86_64_ (8 CPU) 06:07:13 LINUX RESTART (8 CPU) 06:10:32 CPU %user %nice %system %iowait %steal %idle 06:20:27 all 0.08 0.00 0.01 0.00 0.01 99.90 06:20:27 0 0.01 0.00 0.02 0.01 0.01 99.96 06:20:27 1 0.49 0.00 0.03 0.01 0.03 99.44 06:20:27 2 0.03 0.00 0.02 0.00 0.01 99.94 06:20:27 3 0.02 0.00 0.01 0.01 0.00 99.96 06:20:27 4 0.01 0.00 0.01 0.00 0.01 99.97 06:20:27 5 0.02 0.00 0.02 0.00 0.01 99.95 06:20:27 6 0.02 0.00 0.01 0.00 0.00 99.97 06:20:27 7 0.01 0.00 0.00 0.00 0.00 99.98 06:30:02 all 6.85 0.00 1.82 0.74 0.05 90.54 06:30:02 0 8.14 0.00 1.87 0.44 0.05 89.51 06:30:02 1 7.80 0.00 1.93 0.77 0.05 89.46 06:30:02 2 7.35 0.00 2.01 0.37 0.06 90.21 06:30:02 3 9.93 0.00 2.10 1.27 0.05 86.65 06:30:02 4 6.24 0.00 2.17 1.04 0.05 90.50 06:30:02 5 5.91 0.00 1.63 0.20 0.05 92.21 06:30:02 6 4.70 0.00 1.44 1.44 0.04 92.38 06:30:02 7 4.75 0.00 1.42 0.37 0.04 93.42 06:40:02 all 11.39 0.00 3.26 2.98 0.06 82.31 06:40:02 0 11.21 0.00 3.16 2.17 0.07 83.39 06:40:02 1 12.75 0.00 3.54 1.67 0.06 81.98 06:40:02 2 12.30 0.00 3.38 2.26 0.06 81.99 06:40:02 3 9.56 0.00 3.19 1.24 0.06 85.95 06:40:02 4 12.21 0.00 3.38 3.87 0.06 80.47 06:40:02 5 11.02 0.00 2.84 1.56 0.06 84.52 06:40:02 6 12.54 0.00 3.42 9.15 0.06 74.83 06:40:02 7 9.53 0.00 3.21 1.88 0.07 85.32 Average: all 6.10 0.00 1.70 1.25 0.04 90.92 Average: 0 6.43 0.00 1.68 0.88 0.04 90.97 Average: 1 7.00 0.00 1.83 0.82 0.04 90.31 Average: 2 6.55 0.00 1.80 0.88 0.04 90.72 Average: 3 6.46 0.00 1.76 0.84 0.04 90.91 Average: 4 6.15 0.00 1.85 1.64 0.04 90.32 Average: 5 5.65 0.00 1.49 0.59 0.04 92.22 Average: 6 5.77 0.00 1.63 3.56 0.03 89.01 Average: 7 4.76 0.00 1.55 0.76 0.03 92.90