---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10422 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 12G 67G 15% / 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 729 9516 4 5743 14917 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:43:2e:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83972sec preferred_lft 83972sec inet6 fe80::f816:3eff:fe43:2e37/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:65:75:fb:0e:09 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10422) 05/02/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:09 15.99 2.31 12.61 1.07 136.01 3799.09 3701.01 20:50:09 75.94 0.33 50.11 25.50 10.61 4299.28 337991.00 21:00:04 34.30 0.30 28.28 5.72 11.82 4977.08 12496.91 Average: 42.10 0.98 30.34 10.78 52.93 4356.74 118360.57 20:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:09 10090688 13643376 2314232 14.13 159524 3494960 2592716 14.88 628360 5243292 84480 20:50:09 8923052 13335232 2615120 15.97 202760 4241864 3109508 17.85 822716 6140136 85412 21:00:04 9874572 15389344 556128 3.40 237544 5247404 1102500 6.33 1206192 4729252 236 Average: 9629437 14122651 1828493 11.17 199943 4328076 2268241 13.02 885756 5370893 56709 20:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:09 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 20:40:09 ens3 101.29 79.47 511.66 21.47 0.00 0.00 0.00 0.00 20:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 5584.87 5584.87 5325.50 5325.50 0.00 0.00 0.00 0.00 20:50:09 ens3 96.09 70.17 322.37 20.95 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 2754.37 2754.37 2616.68 2616.68 0.00 0.00 0.00 0.00 21:00:04 ens3 101.44 84.77 110.89 114.62 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2780.26 2780.26 2647.52 2647.52 0.00 0.00 0.00 0.00 Average: ens3 99.60 78.12 315.55 52.17 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10422) 05/02/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:09 CPU %user %nice %system %iowait %steal %idle 20:40:09 all 66.20 0.00 2.29 0.06 0.08 31.37 20:40:09 0 65.61 0.00 2.12 0.07 0.08 32.12 20:40:09 1 65.10 0.00 2.45 0.08 0.08 32.28 20:40:09 2 68.88 0.00 2.05 0.06 0.08 28.93 20:40:09 3 65.20 0.00 2.52 0.03 0.08 32.16 20:50:09 all 61.96 0.00 4.17 0.12 0.08 33.67 20:50:09 0 61.19 0.00 3.91 0.13 0.08 34.69 20:50:09 1 61.68 0.00 4.34 0.10 0.08 33.79 20:50:09 2 62.61 0.00 4.07 0.09 0.08 33.16 20:50:09 3 62.38 0.00 4.36 0.15 0.08 33.03 21:00:04 all 50.36 0.00 2.88 0.12 0.08 46.55 21:00:04 0 53.14 0.00 3.06 0.08 0.09 43.63 21:00:04 1 49.78 0.00 2.54 0.07 0.08 47.53 21:00:04 2 49.09 0.00 2.89 0.10 0.08 47.84 21:00:04 3 49.44 0.00 3.02 0.26 0.08 47.21 Average: all 59.53 0.00 3.11 0.10 0.08 37.18 Average: 0 60.00 0.00 3.03 0.09 0.08 36.79 Average: 1 58.87 0.00 3.11 0.08 0.08 37.85 Average: 2 60.22 0.00 3.00 0.08 0.08 36.61 Average: 3 59.03 0.00 3.30 0.15 0.08 37.44