---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61327 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 661 8062 4 7264 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:fb:d5:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84013sec preferred_lft 84013sec inet6 fe80::f816:3eff:fefb:d58e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:1e:ee:6c:89:77 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61327) 10/02/26 _x86_64_ (4 CPU) 07:57:04 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:15 29.30 1.26 24.95 3.08 248.72 4175.36 15815.63 08:20:01 30.58 0.03 27.41 3.14 0.61 2386.84 27088.48 08:30:01 22.31 0.03 7.89 14.38 0.63 2980.12 240596.56 Average: 27.38 0.45 20.07 6.87 85.27 3194.82 94412.06 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:15 8128304 11968312 3987860 24.36 140304 3811812 3982268 22.86 755000 7079836 3256 08:20:01 7880088 12350372 3602076 22.00 164916 4376216 3579480 20.55 885828 7163044 234712 08:30:01 5111700 10129448 5821016 35.55 166940 4905684 5531072 31.75 1093024 9686108 29900 Average: 7040031 11482711 4470317 27.30 157387 4364571 4364273 25.05 911284 7976329 89289 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:15 lo 1564.49 1564.49 1484.17 1484.17 0.00 0.00 0.00 0.00 08:10:15 ens3 98.16 73.05 556.23 16.16 0.00 0.00 0.00 0.00 08:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 1600.88 1600.88 1526.04 1526.04 0.00 0.00 0.00 0.00 08:20:01 ens3 39.51 31.37 26.24 11.64 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 474.05 474.05 6998.87 6998.87 0.00 0.00 0.00 0.00 08:30:01 ens3 9.50 7.49 8.09 3.21 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1212.85 1212.85 3336.04 3336.04 0.00 0.00 0.00 0.00 Average: ens3 49.52 37.63 201.02 10.37 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61327) 10/02/26 _x86_64_ (4 CPU) 07:57:04 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:15 all 67.40 0.00 2.94 0.11 0.04 29.51 08:10:15 0 66.43 0.00 2.96 0.15 0.04 30.43 08:10:15 1 66.79 0.00 2.63 0.09 0.03 30.46 08:10:15 2 68.51 0.00 3.02 0.10 0.04 28.32 08:10:15 3 67.88 0.00 3.15 0.09 0.05 28.83 08:20:01 all 63.17 0.00 2.97 0.09 0.04 33.73 08:20:01 0 62.92 0.00 2.93 0.09 0.04 34.02 08:20:01 1 66.06 0.00 3.27 0.15 0.05 30.46 08:20:01 2 61.22 0.00 2.87 0.05 0.03 35.83 08:20:01 3 62.48 0.00 2.81 0.08 0.03 34.60 08:30:01 all 33.10 0.00 1.19 0.10 0.03 65.59 08:30:01 0 32.08 0.00 1.32 0.02 0.03 66.55 08:30:01 1 33.44 0.00 1.62 0.19 0.03 64.72 08:30:01 2 37.19 0.00 0.86 0.07 0.04 61.84 08:30:01 3 29.69 0.00 0.95 0.10 0.02 69.25 Average: all 54.59 0.00 2.37 0.10 0.04 42.91 Average: 0 53.82 0.00 2.40 0.09 0.03 43.65 Average: 1 55.45 0.00 2.50 0.15 0.04 41.87 Average: 2 55.70 0.00 2.25 0.07 0.04 41.94 Average: 3 53.38 0.00 2.30 0.09 0.03 44.19