---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8156 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 62G 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 728 6801 4 8459 14917 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:6b:ce:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80114sec preferred_lft 80114sec inet6 fe80::f816:3eff:fe6b:ceda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:0a:72:9d:95:c0 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 inet6 fe80::a40a:72ff:fe9d:95c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8156) 09/14/26 _x86_64_ (4 CPU) 07:52:30 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 32.80 0.92 16.65 15.24 79.49 1509.20 219071.57 08:20:01 4.87 0.01 4.67 0.19 0.12 123.03 406.45 08:30:01 24.65 0.78 22.44 1.42 12.17 1879.40 2577.44 08:40:01 27.71 0.00 26.49 1.22 0.01 1579.23 2321.65 08:50:01 4.92 0.00 4.75 0.17 0.00 118.52 53.60 09:00:01 5.33 0.00 5.16 0.17 0.00 134.37 34.55 09:10:01 7.90 0.00 7.54 0.36 0.00 236.21 273.11 09:20:01 4.54 0.00 4.38 0.15 0.00 141.63 36.21 09:30:01 8.67 0.00 8.28 0.39 0.39 542.19 265.37 Average: 13.49 0.19 11.15 2.15 10.24 695.97 25004.08 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 2767088 11152040 4775780 29.17 230928 7988520 5524736 31.71 1956116 10924052 92 08:20:01 2654652 11046744 4880992 29.81 231996 7994612 5599624 32.14 1971372 11021024 104 08:30:01 2787424 10432832 5493792 33.55 252352 7225556 7035660 40.38 2125820 10737772 235156 08:40:01 3668672 11382384 4545656 27.76 257784 7287316 5320200 30.54 2222268 9753056 96 08:50:01 3490288 11216228 4711576 28.78 258612 7298732 5462112 31.35 2223648 9925648 96 09:00:01 3403036 11144200 4783564 29.22 259204 7313328 5440556 31.23 2224940 10009032 88 09:10:01 2233204 10006792 5920428 36.16 260344 7344464 6764368 38.83 2230424 11174124 168 09:20:01 3608956 11403268 4524808 27.64 261152 7364316 5354140 30.73 2232936 9806320 124 09:30:01 3284424 11203192 4723932 28.85 265188 7477852 5345728 30.68 2246736 10089300 332 Average: 3099749 10998631 4928948 30.10 253062 7477188 5760792 33.07 2159362 10382259 26251 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 12.84 12.84 9.18 9.18 0.00 0.00 0.00 0.00 08:10:01 ens3 1.15 0.73 0.34 0.25 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 10.95 10.95 4.95 4.95 0.00 0.00 0.00 0.00 08:20:01 ens3 1.49 1.49 0.32 1.51 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 13.33 13.33 11.91 11.91 0.00 0.00 0.00 0.00 08:30:01 ens3 1.55 1.30 0.49 0.41 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 08:40:01 lo 27.91 27.91 14.59 14.59 0.00 0.00 0.00 0.00 08:40:01 ens3 1.31 1.18 0.26 0.23 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 17.64 17.64 8.57 8.57 0.00 0.00 0.00 0.00 08:50:01 ens3 0.62 0.50 0.13 0.10 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 24.50 24.50 8.22 8.22 0.00 0.00 0.00 0.00 09:00:01 ens3 0.41 0.31 0.09 0.08 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 19.11 19.11 10.85 10.85 0.00 0.00 0.00 0.00 09:10:01 ens3 0.68 0.58 0.12 0.11 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 17.40 17.40 9.80 9.80 0.00 0.00 0.00 0.00 09:20:01 ens3 0.60 0.49 0.14 0.10 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 20.42 20.42 9.46 9.46 0.00 0.00 0.00 0.00 09:30:01 ens3 0.93 0.81 0.23 0.20 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.23 18.23 9.73 9.73 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.82 0.24 0.33 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-8156) 09/14/26 _x86_64_ (4 CPU) 07:52:30 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 23.84 0.00 1.07 0.15 0.02 74.92 08:10:01 0 24.32 0.00 1.05 0.09 0.02 74.52 08:10:01 1 22.46 0.00 1.08 0.17 0.02 76.27 08:10:01 2 23.92 0.00 1.20 0.28 0.02 74.58 08:10:01 3 24.66 0.00 0.94 0.06 0.02 74.32 08:20:01 all 8.38 0.00 0.53 0.02 0.02 91.05 08:20:01 0 8.24 0.00 0.55 0.01 0.02 91.18 08:20:01 1 8.39 0.00 0.60 0.03 0.02 90.97 08:20:01 2 8.60 0.00 0.48 0.02 0.02 90.88 08:20:01 3 8.30 0.00 0.49 0.03 0.02 91.15 08:30:01 all 33.11 0.00 1.31 0.09 0.03 65.45 08:30:01 0 32.05 0.00 1.37 0.07 0.03 66.49 08:30:01 1 33.16 0.00 1.32 0.15 0.03 65.34 08:30:01 2 34.27 0.00 1.31 0.06 0.03 64.33 08:30:01 3 32.98 0.00 1.25 0.08 0.03 65.66 08:40:01 all 39.21 0.00 1.47 0.19 0.03 59.10 08:40:01 0 38.84 0.00 1.55 0.12 0.03 59.45 08:40:01 1 39.44 0.00 1.56 0.35 0.03 58.62 08:40:01 2 39.28 0.00 1.37 0.18 0.03 59.15 08:40:01 3 39.26 0.00 1.40 0.12 0.03 59.19 08:50:01 all 8.46 0.00 0.53 0.04 0.04 90.94 08:50:01 0 8.70 0.00 0.59 0.05 0.04 90.62 08:50:01 1 8.51 0.00 0.56 0.05 0.04 90.85 08:50:01 2 8.10 0.00 0.43 0.02 0.03 91.41 08:50:01 3 8.52 0.00 0.54 0.04 0.04 90.87 09:00:01 all 8.51 0.00 0.61 0.04 0.04 90.80 09:00:01 0 8.51 0.00 0.73 0.08 0.04 90.65 09:00:01 1 8.87 0.00 0.60 0.02 0.04 90.47 09:00:01 2 8.69 0.00 0.53 0.01 0.04 90.74 09:00:01 3 7.95 0.00 0.59 0.07 0.04 91.36 09:10:01 all 17.15 0.00 0.79 0.05 0.06 81.95 09:10:01 0 17.09 0.00 0.85 0.04 0.05 81.97 09:10:01 1 17.50 0.00 0.84 0.09 0.06 81.52 09:10:01 2 17.34 0.00 0.78 0.03 0.06 81.79 09:10:01 3 16.68 0.00 0.70 0.05 0.06 82.52 09:20:01 all 8.84 0.00 0.54 0.05 0.05 90.52 09:20:01 0 8.87 0.00 0.59 0.04 0.05 90.45 09:20:01 1 9.19 0.00 0.54 0.10 0.05 90.12 09:20:01 2 8.92 0.00 0.47 0.05 0.06 90.51 09:20:01 3 8.38 0.00 0.55 0.03 0.05 91.00 09:30:01 all 15.05 0.00 0.68 0.11 0.05 84.11 09:30:01 0 15.18 0.00 0.67 0.16 0.04 83.95 09:30:01 1 15.71 0.00 0.73 0.11 0.05 83.41 09:30:01 2 14.77 0.00 0.59 0.03 0.05 84.57 09:30:01 3 14.56 0.00 0.74 0.14 0.05 84.51 Average: all 18.06 0.00 0.84 0.08 0.04 80.98 Average: 0 17.98 0.00 0.88 0.07 0.04 81.03 Average: 1 18.14 0.00 0.87 0.12 0.04 80.84 Average: 2 18.22 0.00 0.80 0.08 0.04 80.88 Average: 3 17.92 0.00 0.80 0.07 0.04 81.18