---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8700 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 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 663 9798 4 5526 14981 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:0a:b5:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81640sec preferred_lft 81640sec inet6 fe80::f816:3eff:fe0a:b505/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:08:f1:38:e2:9a 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-8700) 09/16/26 _x86_64_ (4 CPU) 17:32:51 LINUX RESTART (4 CPU) 17:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:19 13.96 0.01 1.40 12.56 0.18 16.89 238482.83 18:00:01 1.11 0.00 1.11 0.00 0.00 13.22 0.00 18:10:19 1.25 0.00 1.25 0.00 0.00 14.24 0.00 18:20:19 1.29 0.00 1.28 0.00 0.01 14.72 0.00 18:30:01 82.25 4.87 69.66 7.72 287.48 6371.16 137858.82 18:40:19 11.84 0.00 10.05 1.80 0.00 734.75 34584.22 18:50:16 35.78 0.46 30.47 4.85 19.69 6931.79 122453.80 Average: 20.75 0.74 16.16 3.84 42.61 1982.11 76117.67 17:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:19 13705964 15546520 469392 2.87 57192 2010548 1168036 6.70 196240 2235628 160 18:00:01 13704480 15545384 470532 2.87 57544 2010556 1167988 6.70 196580 2236680 200 18:10:19 13702212 15543588 472316 2.88 57984 2010568 1176180 6.75 197036 2237368 8 18:20:19 13700648 15542500 473412 2.89 58428 2010584 1176180 6.75 197488 2238124 4 18:30:01 9318148 12759596 3198788 19.54 152488 3421944 3716356 21.33 659952 6000524 2764 18:40:19 9179160 12791688 3164712 19.33 160888 3569260 3518168 20.19 692284 6092640 2224 18:50:16 10055812 15356968 590192 3.60 193168 5138120 1144340 6.57 1324368 4475488 392 Average: 11909489 14726606 1262763 7.71 105385 2881654 1866750 10.72 494850 3645207 822 17:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:19 ens3 0.44 0.17 0.14 0.09 0.00 0.00 0.00 0.00 17:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:01 ens3 0.24 0.11 0.06 0.04 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:19 ens3 0.19 0.08 0.03 0.02 0.00 0.00 0.00 0.00 18:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:20:19 ens3 0.19 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 9.74 9.74 2.04 2.04 0.00 0.00 0.00 0.00 18:30:01 ens3 139.57 105.80 963.43 19.30 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:19 lo 53.39 53.39 13.64 13.64 0.00 0.00 0.00 0.00 18:40:19 ens3 6.57 4.52 4.06 1.56 0.00 0.00 0.00 0.00 18:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:16 lo 2569.90 2569.90 2471.85 2471.85 0.00 0.00 0.00 0.00 18:50:16 ens3 106.71 96.56 526.79 552.69 0.00 0.00 0.00 0.00 18:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 374.04 374.04 353.17 353.17 0.00 0.00 0.00 0.00 Average: ens3 35.58 29.08 208.76 81.38 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-8700) 09/16/26 _x86_64_ (4 CPU) 17:32:51 LINUX RESTART (4 CPU) 17:40:09 CPU %user %nice %system %iowait %steal %idle 17:50:19 all 0.12 0.00 0.03 0.03 0.01 99.81 17:50:19 0 0.05 0.00 0.05 0.12 0.01 99.77 17:50:19 1 0.03 0.00 0.03 0.00 0.00 99.94 17:50:19 2 0.36 0.00 0.02 0.00 0.01 99.61 17:50:19 3 0.06 0.00 0.03 0.00 0.00 99.90 18:00:01 all 0.24 0.00 0.03 0.01 0.00 99.72 18:00:01 0 0.03 0.00 0.04 0.00 0.01 99.92 18:00:01 1 0.04 0.00 0.03 0.01 0.00 99.92 18:00:01 2 0.05 0.00 0.03 0.02 0.01 99.90 18:00:01 3 0.83 0.00 0.02 0.00 0.00 99.14 18:10:19 all 0.18 0.00 0.03 0.01 0.00 99.78 18:10:19 0 0.02 0.00 0.03 0.00 0.00 99.94 18:10:19 1 0.60 0.00 0.03 0.02 0.00 99.36 18:10:19 2 0.03 0.00 0.04 0.00 0.00 99.92 18:10:19 3 0.05 0.00 0.03 0.02 0.00 99.89 18:20:19 all 0.12 0.00 0.03 0.01 0.00 99.83 18:20:19 0 0.04 0.00 0.04 0.02 0.00 99.89 18:20:19 1 0.41 0.00 0.04 0.01 0.00 99.54 18:20:19 2 0.02 0.00 0.02 0.01 0.00 99.95 18:20:19 3 0.02 0.00 0.02 0.02 0.00 99.93 18:30:01 all 37.53 0.00 1.88 0.79 0.03 59.78 18:30:01 0 36.61 0.00 1.98 0.59 0.02 60.80 18:30:01 1 37.79 0.00 1.66 0.97 0.02 59.56 18:30:01 2 38.06 0.00 2.06 0.96 0.02 58.89 18:30:01 3 37.64 0.00 1.81 0.65 0.03 59.87 18:40:19 all 15.92 0.00 1.00 0.08 0.03 82.97 18:40:19 0 16.16 0.00 1.02 0.06 0.03 82.73 18:40:19 1 16.09 0.00 1.06 0.12 0.03 82.70 18:40:19 2 15.90 0.00 0.99 0.05 0.03 83.04 18:40:19 3 15.55 0.00 0.93 0.07 0.03 83.42 18:50:16 all 50.12 0.00 2.95 0.13 0.02 46.77 18:50:16 0 51.46 0.00 3.12 0.06 0.03 45.34 18:50:16 1 49.69 0.00 2.99 0.18 0.02 47.11 18:50:16 2 50.03 0.00 2.72 0.19 0.03 47.03 18:50:16 3 49.32 0.00 2.98 0.09 0.02 47.59 Average: all 14.73 0.00 0.84 0.15 0.01 84.27 Average: 0 14.76 0.00 0.89 0.12 0.01 84.22 Average: 1 14.78 0.00 0.83 0.18 0.01 84.20 Average: 2 14.76 0.00 0.83 0.17 0.01 84.22 Average: 3 14.60 0.00 0.82 0.12 0.01 84.44