---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-701 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): 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 11G 67G 14% / 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 607 10507 4 4873 15039 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:f1:29:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84466sec preferred_lft 84466sec inet6 fe80::f816:3eff:fef1:2978/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:a1:61:10:bc:c2 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-4c-4g-701) 04/07/26 _x86_64_ (4 CPU) 09:08:55 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:09 62.30 4.73 54.53 3.03 271.54 5990.28 6905.90 09:30:09 40.86 0.03 24.73 16.10 0.44 2302.40 250522.88 09:40:07 13.58 0.03 12.16 1.39 0.68 3395.57 54846.71 Average: 39.02 1.61 30.58 6.83 91.66 3904.70 103745.72 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:09 10027440 13490872 2468496 15.08 132284 3463488 2500456 14.35 645412 5332276 85624 09:30:09 8556132 12588668 3366416 20.56 154000 3969272 3330848 19.12 805056 6586144 231316 09:40:07 10847148 15469552 484336 2.96 159244 4533548 999140 5.74 998096 4059400 44032 Average: 9810240 13849697 2106416 12.87 148509 3988769 2276815 13.07 816188 5325940 120324 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:09 lo 1397.65 1397.65 1325.74 1325.74 0.00 0.00 0.00 0.00 09:20:09 ens3 140.12 107.70 1181.30 17.68 0.00 0.00 0.00 0.00 09:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 1211.48 1211.48 1154.15 1154.15 0.00 0.00 0.00 0.00 09:30:09 ens3 24.46 21.32 41.67 6.46 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 2848.96 2848.96 9698.86 9698.86 0.00 0.00 0.00 0.00 09:40:07 ens3 24.08 18.44 80.64 11.14 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1816.94 1816.94 4044.63 4044.63 0.00 0.00 0.00 0.00 Average: ens3 63.22 49.40 437.74 11.78 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-4c-4g-701) 04/07/26 _x86_64_ (4 CPU) 09:08:55 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:09 all 59.50 0.00 2.43 0.28 0.09 37.70 09:20:09 0 60.44 0.00 2.42 0.15 0.10 36.90 09:20:09 1 58.30 0.00 1.99 0.10 0.09 39.52 09:20:09 2 60.04 0.00 2.70 0.11 0.10 37.06 09:20:09 3 59.23 0.00 2.60 0.75 0.09 37.32 09:30:09 all 67.70 0.00 2.33 0.07 0.10 29.79 09:30:09 0 67.50 0.00 2.35 0.12 0.10 29.93 09:30:09 1 67.99 0.00 2.32 0.08 0.10 29.50 09:30:09 2 66.80 0.00 2.45 0.04 0.10 30.62 09:30:09 3 68.53 0.00 2.18 0.06 0.10 29.13 09:40:07 all 44.93 0.00 1.73 0.46 0.11 52.79 09:40:07 0 41.61 0.00 1.49 0.09 0.13 56.68 09:40:07 1 44.16 0.00 1.79 0.03 0.09 53.93 09:40:07 2 52.83 0.00 1.83 0.02 0.10 45.22 09:40:07 3 41.12 0.00 1.79 1.69 0.10 55.30 Average: all 57.38 0.00 2.16 0.27 0.10 40.09 Average: 0 56.53 0.00 2.09 0.12 0.11 41.16 Average: 1 56.82 0.00 2.03 0.07 0.10 40.98 Average: 2 59.89 0.00 2.33 0.06 0.10 37.63 Average: 3 56.31 0.00 2.19 0.83 0.10 40.57