---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54281 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 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 888 25001 4 6201 30735 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:11:b1:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84461sec preferred_lft 84461sec inet6 fe80::f816:3eff:fe11:b104/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:9b:a6:d0:dc:20 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54281) 03/30/26 _x86_64_ (8 CPU) 15:19:57 LINUX RESTART (8 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:14 68.84 11.46 54.58 2.80 1488.36 21957.95 9023.26 15:40:14 36.52 0.12 31.56 4.83 5.24 2618.88 11652.65 15:50:02 48.66 0.02 29.25 19.39 0.27 2962.99 534053.48 Average: 51.49 3.95 38.65 8.89 508.71 9317.35 181252.35 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:14 25585168 28969816 3341652 10.17 153108 3470376 3498328 10.32 673192 6169864 11992 15:40:14 25352168 29160920 3145568 9.57 193348 3812120 3379516 9.97 793148 6230808 16056 15:50:02 24669048 28993600 3308956 10.07 215676 4266832 3644196 10.75 924776 6744572 19324 Average: 25202128 29041445 3265392 9.94 187377 3849776 3507347 10.34 797039 6381748 15791 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:14 lo 829.02 829.02 788.61 788.61 0.00 0.00 0.00 0.00 15:30:14 ens3 133.59 102.47 1107.13 20.53 0.00 0.00 0.00 0.00 15:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:14 lo 2152.34 2152.34 2050.67 2050.67 0.00 0.00 0.00 0.00 15:40:14 ens3 22.10 17.95 8.77 5.95 0.00 0.00 0.00 0.00 15:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 lo 1705.71 1705.71 1624.19 1624.19 0.00 0.00 0.00 0.00 15:50:02 ens3 23.95 19.78 9.34 7.01 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1555.90 1555.90 1481.67 1481.67 0.00 0.00 0.00 0.00 Average: ens3 60.67 47.33 383.02 11.26 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54281) 03/30/26 _x86_64_ (8 CPU) 15:19:57 LINUX RESTART (8 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:14 all 36.97 0.00 1.56 0.21 0.07 61.18 15:30:14 0 35.61 0.00 1.56 0.24 0.08 62.50 15:30:14 1 33.72 0.00 1.47 0.09 0.07 64.66 15:30:14 2 39.32 0.00 1.70 0.41 0.07 58.50 15:30:14 3 41.02 0.00 1.58 0.16 0.07 57.16 15:30:14 4 37.26 0.00 1.85 0.24 0.07 60.57 15:30:14 5 38.09 0.00 1.46 0.10 0.08 60.27 15:30:14 6 33.92 0.00 1.53 0.40 0.07 64.09 15:30:14 7 36.82 0.00 1.34 0.07 0.07 61.71 15:40:14 all 35.22 0.00 1.72 0.05 0.07 62.94 15:40:14 0 37.77 0.00 1.76 0.03 0.07 60.38 15:40:14 1 35.97 0.00 2.08 0.13 0.08 61.74 15:40:14 2 35.98 0.00 1.71 0.04 0.07 62.20 15:40:14 3 34.66 0.00 1.73 0.05 0.07 63.50 15:40:14 4 30.03 0.00 1.87 0.04 0.06 68.00 15:40:14 5 35.16 0.00 1.52 0.04 0.07 63.21 15:40:14 6 37.96 0.00 1.58 0.03 0.07 60.36 15:40:14 7 34.24 0.00 1.53 0.06 0.07 64.11 15:50:02 all 36.77 0.00 1.80 0.07 0.07 61.29 15:50:02 0 32.07 0.00 1.64 0.17 0.07 66.05 15:50:02 1 36.75 0.00 2.05 0.06 0.07 61.07 15:50:02 2 37.20 0.00 1.97 0.05 0.07 60.71 15:50:02 3 38.70 0.00 1.46 0.08 0.07 59.69 15:50:02 4 37.45 0.00 1.95 0.06 0.07 60.46 15:50:02 5 38.71 0.00 1.89 0.06 0.07 59.26 15:50:02 6 37.68 0.00 1.82 0.03 0.08 60.39 15:50:02 7 35.60 0.00 1.62 0.07 0.07 62.64 Average: all 36.32 0.00 1.69 0.11 0.07 61.80 Average: 0 35.17 0.00 1.65 0.15 0.07 62.95 Average: 1 35.45 0.00 1.86 0.10 0.07 62.52 Average: 2 37.52 0.00 1.79 0.17 0.07 60.46 Average: 3 38.15 0.00 1.59 0.10 0.07 60.10 Average: 4 34.91 0.00 1.89 0.12 0.07 63.01 Average: 5 37.32 0.00 1.62 0.07 0.07 60.92 Average: 6 36.49 0.00 1.64 0.15 0.07 61.64 Average: 7 35.56 0.00 1.50 0.07 0.07 62.81