---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5499 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 24G 131G 16% / 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 853 12946 4 18292 30771 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:a8:a4:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.88/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84153sec preferred_lft 84153sec inet6 fe80::f816:3eff:fea8:a4ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:78:51:38:74:ca 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::78:51ff:fe38:74ca/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5499) 03/27/26 _x86_64_ (8 CPU) 12:16:49 LINUX RESTART (8 CPU) 12:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:13 15.59 0.07 1.94 13.58 3.32 23.92 509128.61 12:40:08 39.15 2.88 35.43 0.84 221.97 1533.52 1033.44 12:50:00 436.49 0.96 424.52 11.01 58.98 64549.78 408064.07 Average: 162.74 1.30 152.96 8.48 94.58 21883.47 306417.68 12:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:13 30153032 31785636 602236 1.83 60540 1911088 1485088 4.38 190840 2244088 16 12:40:08 29436336 31702332 648304 1.97 101204 2472020 1745516 5.15 313772 2786832 235272 12:50:00 15231612 30891640 1352816 4.12 358516 14884304 1844012 5.44 8443392 7975360 304 Average: 24940327 31459869 867785 2.64 173420 6422471 1691539 4.99 2982668 4335427 78531 12:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:13 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:13 ens3 0.88 0.47 0.36 0.53 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:08 lo 0.39 0.39 0.07 0.07 0.00 0.00 0.00 0.00 12:40:08 ens3 33.45 24.67 257.11 8.74 0.00 0.00 0.00 0.00 12:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 0.49 0.49 0.10 0.10 0.00 0.00 0.00 0.00 12:50:00 ens3 193.24 124.28 2828.86 2407.23 0.00 0.00 0.00 0.00 12:50:00 docker0 3.81 4.64 0.21 128.41 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 75.40 49.51 1022.06 799.83 0.00 0.00 0.00 0.00 Average: docker0 1.26 1.53 0.07 42.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5499) 03/27/26 _x86_64_ (8 CPU) 12:16:49 LINUX RESTART (8 CPU) 12:20:13 CPU %user %nice %system %iowait %steal %idle 12:30:13 all 0.13 0.00 0.03 0.02 0.01 99.82 12:30:13 0 0.04 0.00 0.02 0.00 0.01 99.94 12:30:13 1 0.18 0.00 0.04 0.04 0.01 99.73 12:30:13 2 0.61 0.00 0.03 0.00 0.01 99.35 12:30:13 3 0.06 0.00 0.07 0.13 0.02 99.73 12:30:13 4 0.06 0.00 0.01 0.00 0.01 99.92 12:30:13 5 0.03 0.00 0.03 0.00 0.01 99.93 12:30:13 6 0.02 0.00 0.01 0.00 0.00 99.97 12:30:13 7 0.04 0.00 0.01 0.00 0.00 99.95 12:40:08 all 1.50 0.00 0.17 0.13 0.01 98.19 12:40:08 0 1.24 0.00 0.24 0.35 0.01 98.15 12:40:08 1 0.81 0.00 0.17 0.07 0.02 98.94 12:40:08 2 3.28 0.00 0.19 0.04 0.01 96.48 12:40:08 3 2.67 0.00 0.28 0.07 0.01 96.96 12:40:08 4 0.67 0.00 0.17 0.39 0.02 98.74 12:40:08 5 1.09 0.00 0.10 0.02 0.01 98.77 12:40:08 6 0.62 0.00 0.08 0.04 0.00 99.25 12:40:08 7 1.58 0.00 0.15 0.05 0.01 98.22 12:50:00 all 10.80 0.00 5.59 1.00 0.07 82.54 12:50:00 0 11.04 0.00 5.79 1.20 0.07 81.90 12:50:00 1 9.98 0.00 5.50 0.59 0.07 83.86 12:50:00 2 10.58 0.00 5.51 1.30 0.07 82.54 12:50:00 3 13.18 0.00 6.16 1.06 0.07 79.52 12:50:00 4 10.58 0.00 5.52 0.64 0.07 83.20 12:50:00 5 9.73 0.00 5.00 1.27 0.07 83.93 12:50:00 6 10.18 0.00 5.68 0.65 0.07 83.42 12:50:00 7 11.16 0.00 5.56 1.29 0.07 81.92 Average: all 4.09 0.00 1.90 0.38 0.03 93.60 Average: 0 4.06 0.00 1.99 0.51 0.03 93.41 Average: 1 3.61 0.00 1.88 0.23 0.03 94.25 Average: 2 4.78 0.00 1.88 0.44 0.03 92.87 Average: 3 5.24 0.00 2.14 0.42 0.03 92.16 Average: 4 3.72 0.00 1.87 0.34 0.03 94.03 Average: 5 3.58 0.00 1.69 0.42 0.03 94.29 Average: 6 3.56 0.00 1.90 0.23 0.02 94.30 Average: 7 4.20 0.00 1.88 0.44 0.02 93.46