---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46939 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 17G 61G 22% / 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 716 10449 4 4823 14929 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:59:3e:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79611sec preferred_lft 79611sec inet6 fe80::f816:3eff:fe59:3ed9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:98:d2:49:60:8e 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-46939) 09/02/26 _x86_64_ (4 CPU) 20:33:26 LINUX RESTART (4 CPU) 20:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:01 102.47 26.25 72.56 3.67 322.76 27831.02 10010.88 21:00:02 22.44 1.30 20.08 1.07 17.53 553.89 1025.43 21:10:02 5.25 0.10 4.90 0.25 2.80 156.79 231.71 21:20:01 16.67 0.07 15.89 0.70 5.38 664.16 614.92 21:30:02 14.50 0.01 13.82 0.67 0.63 386.89 280.60 21:40:02 4.90 0.00 4.71 0.18 0.16 125.51 65.96 21:50:01 5.53 0.02 5.32 0.19 2.14 147.00 82.48 22:00:02 5.04 0.00 4.85 0.18 0.43 140.31 50.15 22:10:02 9.91 0.01 9.44 0.45 0.64 577.61 326.05 22:20:02 4.47 0.00 4.30 0.16 0.33 138.97 47.16 Average: 19.09 2.77 15.57 0.75 35.20 3064.97 1271.09 20:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:01 1208920 5332580 10597208 64.72 256272 3789948 11847572 68.00 1944108 12567240 2168 21:00:02 3797440 7630716 8301504 50.70 259176 3510964 9269588 53.21 2011192 9945748 636 21:10:02 7464820 11313484 4622232 28.23 260048 3525512 5386328 30.92 2016880 6276296 296 21:20:01 9711560 13674336 2262592 13.82 265424 3633976 3019016 17.33 2046228 4011412 260 21:30:02 7445728 11456880 4478884 27.36 267736 3679864 5181344 29.74 2051216 6263496 408 21:40:02 7311156 11336784 4598836 28.09 268396 3693632 5293840 30.39 2052488 6398796 308 21:50:01 5813880 9857216 6077672 37.12 268960 3710716 6733920 38.65 2054776 7875288 604 22:00:02 5634372 9695232 6239612 38.11 269580 3727600 6878248 39.48 2057776 8067344 216 22:10:02 7325596 11504912 4430400 27.06 273584 3836560 5220128 29.96 2065308 6358956 252 22:20:02 7125128 11325184 4609988 28.16 274212 3856572 5316428 30.52 2073712 6559668 372 Average: 6283860 10312732 5621893 34.34 266339 3696534 6414641 36.82 2037368 7432424 552 20:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:01 lo 17.31 17.31 15.17 15.17 0.00 0.00 0.00 0.00 20:50:01 ens3 55.57 41.27 653.04 4.03 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 42.88 42.88 18.59 18.59 0.00 0.00 0.00 0.00 21:00:02 ens3 1.60 1.73 0.35 0.33 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:02 lo 18.35 18.35 8.12 8.12 0.00 0.00 0.00 0.00 21:10:02 ens3 0.69 0.67 0.16 0.14 0.00 0.00 0.00 0.00 21:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 7.58 7.58 3.87 3.87 0.00 0.00 0.00 0.00 21:20:01 ens3 0.93 0.95 0.25 0.22 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:02 lo 19.65 19.65 10.36 10.36 0.00 0.00 0.00 0.00 21:30:02 ens3 1.03 1.08 0.17 1.16 0.00 0.00 0.00 0.00 21:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 21.40 21.40 8.52 8.52 0.00 0.00 0.00 0.00 21:40:02 ens3 0.61 0.52 0.12 0.10 0.00 0.00 0.00 0.00 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 26.65 26.65 11.54 11.54 0.00 0.00 0.00 0.00 21:50:01 ens3 0.60 0.59 0.12 0.10 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 16.34 16.34 10.02 10.02 0.00 0.00 0.00 0.00 22:00:02 ens3 0.68 0.59 0.16 0.13 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 lo 11.63 11.63 6.80 6.80 0.00 0.00 0.00 0.00 22:10:02 ens3 0.69 0.66 0.19 0.18 0.00 0.00 0.00 0.00 22:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:02 lo 16.08 16.08 6.92 6.92 0.00 0.00 0.00 0.00 22:20:02 ens3 0.82 0.69 0.23 0.18 0.00 0.00 0.00 0.00 22:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.80 19.80 9.99 9.99 0.00 0.00 0.00 0.00 Average: ens3 6.31 4.87 65.31 0.66 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-46939) 09/02/26 _x86_64_ (4 CPU) 20:33:26 LINUX RESTART (4 CPU) 20:40:02 CPU %user %nice %system %iowait %steal %idle 20:50:01 all 53.99 0.00 2.58 0.37 0.03 43.03 20:50:01 0 54.01 0.00 2.59 0.54 0.03 42.83 20:50:01 1 52.75 0.00 2.67 0.33 0.03 44.23 20:50:01 2 56.10 0.00 2.63 0.44 0.04 40.80 20:50:01 3 53.10 0.00 2.41 0.18 0.04 44.28 21:00:02 all 40.06 0.00 1.82 0.09 0.02 58.01 21:00:02 0 40.29 0.00 1.96 0.09 0.02 57.63 21:00:02 1 40.37 0.00 1.83 0.08 0.02 57.69 21:00:02 2 40.40 0.00 1.81 0.13 0.03 57.63 21:00:02 3 39.18 0.00 1.68 0.05 0.02 59.07 21:10:02 all 9.13 0.00 0.57 0.03 0.01 90.26 21:10:02 0 8.63 0.00 0.65 0.07 0.01 90.64 21:10:02 1 9.00 0.00 0.57 0.02 0.01 90.39 21:10:02 2 9.62 0.00 0.56 0.01 0.01 89.79 21:10:02 3 9.25 0.00 0.48 0.03 0.01 90.23 21:20:01 all 21.92 0.00 0.99 0.07 0.02 77.01 21:20:01 0 21.67 0.00 0.94 0.12 0.01 77.25 21:20:01 1 21.73 0.00 0.94 0.05 0.02 77.27 21:20:01 2 21.70 0.00 1.02 0.03 0.02 77.24 21:20:01 3 22.59 0.00 1.05 0.07 0.02 76.27 21:30:02 all 25.70 0.00 1.07 0.07 0.02 73.14 21:30:02 0 24.68 0.00 1.03 0.05 0.02 74.22 21:30:02 1 26.14 0.00 1.31 0.10 0.02 72.43 21:30:02 2 26.45 0.00 1.03 0.07 0.01 72.44 21:30:02 3 25.54 0.00 0.92 0.05 0.02 73.48 21:40:02 all 8.32 0.00 0.48 0.03 0.01 91.16 21:40:02 0 8.33 0.00 0.53 0.01 0.01 91.11 21:40:02 1 8.48 0.00 0.48 0.09 0.01 90.94 21:40:02 2 7.98 0.00 0.47 0.01 0.01 91.52 21:40:02 3 8.47 0.00 0.46 0.01 0.01 91.06 21:50:01 all 10.07 0.00 0.56 0.03 0.01 89.33 21:50:01 0 9.82 0.00 0.59 0.04 0.01 89.55 21:50:01 1 9.88 0.00 0.60 0.04 0.01 89.47 21:50:01 2 9.99 0.00 0.51 0.02 0.01 89.48 21:50:01 3 10.60 0.00 0.54 0.03 0.01 88.82 22:00:02 all 9.28 0.00 0.45 0.03 0.01 90.24 22:00:02 0 9.23 0.00 0.54 0.04 0.01 90.18 22:00:02 1 9.58 0.00 0.42 0.01 0.01 89.98 22:00:02 2 9.23 0.00 0.44 0.02 0.01 90.30 22:00:02 3 9.08 0.00 0.38 0.04 0.01 90.50 22:10:02 all 12.27 0.00 0.60 0.05 0.01 87.08 22:10:02 0 11.73 0.00 0.61 0.02 0.01 87.63 22:10:02 1 13.27 0.00 0.56 0.10 0.01 86.07 22:10:02 2 12.45 0.00 0.58 0.04 0.01 86.93 22:10:02 3 11.62 0.00 0.64 0.05 0.01 87.68 22:20:02 all 7.83 0.00 0.49 0.02 0.01 91.65 22:20:02 0 8.00 0.00 0.51 0.01 0.01 91.47 22:20:02 1 7.84 0.00 0.54 0.06 0.01 91.56 22:20:02 2 7.54 0.00 0.40 0.02 0.01 92.03 22:20:02 3 7.96 0.00 0.50 0.01 0.01 91.52 Average: all 19.86 0.00 0.96 0.08 0.01 79.08 Average: 0 19.64 0.00 1.00 0.10 0.01 79.25 Average: 1 19.92 0.00 0.99 0.09 0.01 78.99 Average: 2 20.15 0.00 0.94 0.08 0.02 78.81 Average: 3 19.74 0.00 0.91 0.05 0.01 79.29