---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-35 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 18G 61G 23% / 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 711 11339 4 3938 14933 Swap: 1023 1 1022 ---> 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:81:b4:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80507sec preferred_lft 80507sec inet6 fe80::f816:3eff:fe81:b44e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:a7:11:b6:39:f0 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-16g-35) 09/04/26 _x86_64_ (4 CPU) 15:23:39 LINUX RESTART (4 CPU) 15:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:14 76.78 22.66 51.27 2.86 297.90 7777.07 4124.15 15:50:15 27.33 5.20 20.98 1.15 100.14 842.17 668.12 16:00:15 18.25 0.29 17.20 0.77 15.04 464.64 1584.92 16:10:15 6.84 0.03 6.52 0.29 0.85 170.53 167.60 16:20:15 5.34 0.02 5.15 0.17 1.03 127.37 90.80 16:30:14 4.84 0.04 4.61 0.18 3.34 123.46 58.92 16:40:13 4.81 0.01 4.62 0.19 0.60 129.70 73.97 16:50:15 10.88 0.07 10.27 0.54 2.21 602.62 179.19 17:00:15 4.74 0.02 4.53 0.19 0.59 141.66 65.80 Average: 17.75 3.15 13.90 0.70 46.83 1152.65 778.93 15:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:14 3883444 7662152 8267936 50.50 257512 3466180 9485400 54.45 2058572 9794196 2320 15:50:15 5296796 8379628 7555700 46.15 260284 2825520 8286964 47.57 2138468 8376036 160 16:00:15 9754696 12892580 3047156 18.61 263380 2877256 3768492 21.63 2167688 3919312 416 16:10:15 8168916 11325468 4613368 28.18 264660 2894648 5346824 30.69 2170128 5482608 240 16:20:15 8042168 11212140 4726524 28.87 265432 2907304 5455888 31.32 2171744 5605048 24 16:30:14 12122692 15319656 620928 3.79 266220 2933496 1371572 7.87 2176572 1528040 13056 16:40:13 12107844 15321744 618912 3.78 266812 2949840 1371496 7.87 2178644 1542696 14808 16:50:15 8006504 11334392 4604336 28.12 270804 3056600 5335012 30.62 2192760 5627644 112 17:00:15 7179664 10527960 5410224 33.04 271472 3076300 6093348 34.98 2203956 6433264 500 Average: 8284747 11552858 4385009 26.78 265175 2998572 5168333 29.67 2162059 5367649 3515 15:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:14 lo 20.79 20.79 17.04 17.04 0.00 0.00 0.00 0.00 15:40:14 ens3 2.00 1.84 0.59 0.52 0.00 0.00 0.00 0.00 15:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:15 lo 42.24 42.24 18.07 18.07 0.00 0.00 0.00 0.00 15:50:15 ens3 1.80 1.82 0.42 0.41 0.00 0.00 0.00 0.00 15:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:15 lo 20.10 20.10 9.39 9.39 0.00 0.00 0.00 0.00 16:00:15 ens3 1.29 1.16 0.26 1.21 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:15 lo 19.83 19.83 9.41 9.41 0.00 0.00 0.00 0.00 16:10:15 ens3 0.77 0.58 0.14 0.12 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 lo 26.75 26.75 9.25 9.25 0.00 0.00 0.00 0.00 16:20:15 ens3 0.60 0.39 0.12 0.09 0.00 0.00 0.00 0.00 16:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:14 lo 16.84 16.84 8.64 8.64 0.00 0.00 0.00 0.00 16:30:14 ens3 0.72 0.53 0.15 0.12 0.00 0.00 0.00 0.00 16:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:13 lo 17.85 17.85 10.52 10.52 0.00 0.00 0.00 0.00 16:40:13 ens3 0.72 0.64 0.13 0.11 0.00 0.00 0.00 0.00 16:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:15 lo 17.95 17.95 9.99 9.99 0.00 0.00 0.00 0.00 16:50:15 ens3 1.01 0.98 0.24 0.21 0.00 0.00 0.00 0.00 16:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:15 lo 25.63 25.63 9.96 9.96 0.00 0.00 0.00 0.00 17:00:15 ens3 0.64 0.52 0.14 0.12 0.00 0.00 0.00 0.00 17:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.11 23.11 11.36 11.36 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.94 0.24 0.32 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-16g-35) 09/04/26 _x86_64_ (4 CPU) 15:23:39 LINUX RESTART (4 CPU) 15:30:15 CPU %user %nice %system %iowait %steal %idle 15:40:14 all 49.41 0.00 2.17 0.22 0.03 48.17 15:40:14 0 49.09 0.00 2.16 0.16 0.02 48.57 15:40:14 1 49.11 0.00 2.29 0.19 0.03 48.38 15:40:14 2 48.98 0.00 2.15 0.29 0.03 48.55 15:40:14 3 50.45 0.00 2.08 0.24 0.03 47.20 15:50:15 all 37.32 0.00 1.65 0.10 0.03 60.90 15:50:15 0 36.41 0.00 1.64 0.06 0.03 61.87 15:50:15 1 37.27 0.00 1.64 0.11 0.02 60.96 15:50:15 2 37.65 0.00 1.68 0.12 0.03 60.51 15:50:15 3 37.97 0.00 1.63 0.11 0.03 60.26 16:00:15 all 26.52 0.00 1.08 0.07 0.02 72.31 16:00:15 0 26.87 0.00 1.22 0.05 0.02 71.83 16:00:15 1 26.64 0.00 1.06 0.03 0.02 72.25 16:00:15 2 25.66 0.00 1.07 0.05 0.02 73.20 16:00:15 3 26.91 0.00 0.97 0.16 0.02 71.95 16:10:15 all 12.75 0.00 0.56 0.11 0.01 86.57 16:10:15 0 12.57 0.00 0.58 0.13 0.02 86.71 16:10:15 1 12.66 0.00 0.48 0.08 0.01 86.77 16:10:15 2 13.24 0.00 0.56 0.07 0.01 86.11 16:10:15 3 12.53 0.00 0.62 0.17 0.01 86.67 16:20:15 all 7.71 0.00 0.48 0.03 0.01 91.77 16:20:15 0 7.19 0.00 0.52 0.01 0.01 92.27 16:20:15 1 7.66 0.00 0.46 0.05 0.01 91.82 16:20:15 2 8.15 0.00 0.42 0.01 0.01 91.40 16:20:15 3 7.83 0.00 0.51 0.05 0.01 91.60 16:30:14 all 9.03 0.00 0.56 0.02 0.01 90.37 16:30:14 0 8.98 0.00 0.60 0.01 0.01 90.40 16:30:14 1 8.98 0.00 0.57 0.05 0.01 90.39 16:30:14 2 9.48 0.00 0.56 0.02 0.01 89.93 16:30:14 3 8.67 0.00 0.52 0.02 0.02 90.78 16:40:13 all 8.73 0.00 0.42 0.03 0.01 90.80 16:40:13 0 8.34 0.00 0.39 0.01 0.01 91.26 16:40:13 1 8.67 0.00 0.42 0.04 0.01 90.86 16:40:13 2 9.15 0.00 0.43 0.04 0.01 90.37 16:40:13 3 8.78 0.00 0.46 0.02 0.01 90.73 16:50:15 all 17.89 0.00 0.72 0.08 0.02 81.29 16:50:15 0 18.17 0.00 0.78 0.19 0.01 80.85 16:50:15 1 17.76 0.00 0.75 0.03 0.02 81.43 16:50:15 2 17.97 0.00 0.66 0.05 0.02 81.30 16:50:15 3 17.67 0.00 0.69 0.03 0.02 81.59 17:00:15 all 8.92 0.00 0.46 0.04 0.02 90.57 17:00:15 0 8.92 0.00 0.53 0.01 0.02 90.52 17:00:15 1 8.85 0.00 0.47 0.04 0.01 90.63 17:00:15 2 8.62 0.00 0.44 0.09 0.02 90.84 17:00:15 3 9.29 0.00 0.39 0.02 0.01 90.29 Average: all 19.81 0.00 0.90 0.08 0.02 79.20 Average: 0 19.62 0.00 0.94 0.07 0.02 79.36 Average: 1 19.73 0.00 0.91 0.07 0.02 79.27 Average: 2 19.87 0.00 0.89 0.08 0.02 79.15 Average: 3 20.01 0.00 0.87 0.09 0.02 79.01