---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41569 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 65G 17% / 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 662 8076 4 7250 14983 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:46:07:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83629sec preferred_lft 83629sec inet6 fe80::f816:3eff:fe46:7a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:96:e2:1b:ab:89 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41569) 08/27/26 _x86_64_ (4 CPU) 14:19:47 LINUX RESTART (4 CPU) 14:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 60.82 12.37 45.85 2.59 1624.52 10091.45 4266.11 14:40:01 18.09 0.06 16.01 2.02 6.49 1965.53 5104.23 14:50:01 49.69 0.02 32.11 17.56 0.65 4542.70 252016.84 15:00:01 7.56 0.03 7.15 0.39 0.63 5786.93 51798.33 Average: 34.05 3.13 25.29 5.64 408.71 5599.02 78258.56 14:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 10464560 13921536 2037528 12.44 132740 3465332 2213648 12.71 607980 4937808 17068 14:40:01 8777644 12758680 3196320 19.52 153080 3923568 3434636 19.71 756380 6421556 88544 14:50:01 7290616 12250784 3699168 22.59 179152 4833344 3595200 20.64 1059288 7556244 32508 15:00:01 5957624 12676056 3268324 19.96 194376 6518368 3187528 18.30 1718932 8150576 167428 Average: 8122611 12901764 3050335 18.63 164837 4685153 3107753 17.84 1035645 6766546 76387 14:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 714.62 714.62 681.11 681.11 0.00 0.00 0.00 0.00 14:30:01 ens3 168.60 131.32 1529.77 25.06 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 992.55 992.55 939.26 939.26 0.00 0.00 0.00 0.00 14:40:01 ens3 30.71 25.07 43.19 10.16 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 1597.78 1597.78 1522.70 1522.70 0.00 0.00 0.00 0.00 14:50:01 ens3 36.96 29.16 27.06 13.61 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 2547.75 2547.75 9289.46 9289.46 0.00 0.00 0.00 0.00 15:00:01 ens3 22.89 19.86 121.97 4.86 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1462.78 1462.78 3106.86 3106.86 0.00 0.00 0.00 0.00 Average: ens3 64.84 51.39 431.07 13.43 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41569) 08/27/26 _x86_64_ (4 CPU) 14:19:47 LINUX RESTART (4 CPU) 14:20:00 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 30.23 0.00 2.05 0.58 0.03 67.11 14:30:01 0 30.53 0.00 1.89 0.24 0.03 67.31 14:30:01 1 29.12 0.00 2.43 1.17 0.03 67.26 14:30:01 2 31.99 0.00 1.93 0.33 0.03 65.71 14:30:01 3 29.27 0.00 1.96 0.59 0.04 68.15 14:40:01 all 62.28 0.00 2.27 0.18 0.04 35.22 14:40:01 0 62.01 0.00 2.09 0.23 0.04 35.62 14:40:01 1 60.92 0.00 2.16 0.17 0.04 36.70 14:40:01 2 66.22 0.00 2.51 0.17 0.04 31.06 14:40:01 3 59.99 0.00 2.33 0.13 0.04 37.50 14:50:01 all 61.87 0.00 2.99 0.15 0.04 34.96 14:50:01 0 60.40 0.00 2.94 0.22 0.04 36.40 14:50:01 1 63.31 0.00 2.83 0.15 0.04 33.67 14:50:01 2 61.69 0.00 3.02 0.08 0.04 35.17 14:50:01 3 62.07 0.00 3.15 0.14 0.04 34.61 15:00:01 all 28.75 0.00 1.53 0.24 0.03 69.45 15:00:01 0 33.54 0.00 1.22 0.32 0.03 64.89 15:00:01 1 22.72 0.00 1.42 0.10 0.02 75.73 15:00:01 2 33.26 0.00 1.77 0.20 0.03 64.74 15:00:01 3 25.49 0.00 1.71 0.36 0.03 72.42 Average: all 45.77 0.00 2.21 0.29 0.04 51.70 Average: 0 46.61 0.00 2.04 0.25 0.04 51.07 Average: 1 44.00 0.00 2.21 0.40 0.04 53.36 Average: 2 48.28 0.00 2.31 0.19 0.04 49.19 Average: 3 44.19 0.00 2.29 0.30 0.04 53.19