---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6105 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 683 7866 4 7439 14962 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:8b:83:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78557sec preferred_lft 78557sec inet6 fe80::f816:3eff:fe8b:8306/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:9a:db:55:58:c9 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-6105) 09/08/26 _x86_64_ (4 CPU) 17:41:03 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:03 1.60 0.00 1.58 0.01 0.04 20.96 683.22 18:10:01 1.42 0.00 1.41 0.01 0.00 16.19 0.05 18:20:01 1.55 0.00 1.54 0.01 0.01 17.56 0.07 18:30:00 1.45 0.00 1.45 0.01 0.00 17.07 0.05 18:40:01 1.55 0.00 1.54 0.01 0.00 18.19 0.07 18:50:01 1.55 0.00 1.55 0.01 0.00 18.48 0.07 19:00:03 1.50 0.00 1.50 0.01 0.00 17.62 0.05 19:10:01 43.54 5.10 37.19 1.24 288.85 5162.39 2841.24 19:20:01 22.44 0.07 19.68 2.68 6.56 2253.51 4665.52 19:30:03 35.17 0.02 31.45 3.71 0.53 2856.41 38809.48 19:40:03 5.47 0.02 5.07 0.37 0.47 2878.95 51720.15 19:50:01 10.92 0.16 9.58 1.18 10.37 7174.43 649.51 Average: 10.67 0.45 9.46 0.77 25.47 1701.45 8292.39 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:03 13447896 15504168 507300 3.10 63452 2216708 1166968 6.70 225528 2433700 176 18:10:01 13446832 15503736 507732 3.10 64068 2216720 1167032 6.70 226148 2434684 200 18:20:01 13445828 15503512 508012 3.10 64704 2216856 1167096 6.70 226784 2436296 204 18:30:00 13445072 15503368 508100 3.10 65304 2216868 1167096 6.70 227376 2438360 12 18:40:01 13441108 15500156 511220 3.12 65904 2217004 1167360 6.70 227976 2444980 204 18:50:01 13440604 15500292 511132 3.12 66528 2217012 1167360 6.70 228600 2445232 220 19:00:03 13440604 15500920 510540 3.12 67124 2217028 1167360 6.70 229204 2445308 328 19:10:01 10438172 13979012 1979656 12.09 139388 3544240 2382952 13.68 581032 4985752 29348 19:20:01 8995152 13041232 2912456 17.79 162180 3980376 2905112 16.68 750604 6197332 27000 19:30:03 8464064 12921616 3028712 18.50 181084 4344300 2987304 17.15 866500 6577420 20644 19:40:03 7228368 12874108 3073280 18.77 186564 5483676 3032416 17.41 1160336 7472072 469444 19:50:01 8074128 15332152 609372 3.72 199064 7037092 1145788 6.58 1824716 5896568 236 Average: 11442319 14722023 1263959 7.72 110447 3325657 1718654 9.87 564567 4017309 45668 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:03 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:00:03 ens3 0.35 0.12 0.07 0.04 0.00 0.00 0.00 0.00 18:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 ens3 0.30 0.07 0.04 0.02 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 ens3 0.39 0.12 0.08 0.05 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:00 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:30:00 ens3 0.30 0.12 0.08 0.04 0.00 0.00 0.00 0.00 18:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 ens3 0.32 0.19 0.04 0.52 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 ens3 0.25 0.10 0.04 0.02 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:03 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 19:00:03 ens3 0.24 0.10 0.06 0.04 0.00 0.00 0.00 0.00 19:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 302.00 302.00 287.75 287.75 0.00 0.00 0.00 0.00 19:10:01 ens3 164.59 125.79 1311.89 20.70 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 1373.61 1373.61 1302.99 1302.99 0.00 0.00 0.00 0.00 19:20:01 ens3 37.79 31.61 72.39 13.26 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:03 lo 1689.00 1689.00 1610.03 1610.03 0.00 0.00 0.00 0.00 19:30:03 ens3 26.00 21.50 21.21 11.28 0.00 0.00 0.00 0.00 19:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:03 lo 2546.95 2546.95 9292.44 9292.44 0.00 0.00 0.00 0.00 19:40:03 ens3 14.86 12.04 84.78 3.87 0.00 0.00 0.00 0.00 19:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 14.09 14.09 1.45 1.45 0.00 0.00 0.00 0.00 19:50:01 ens3 117.26 108.00 98.06 1242.39 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 494.30 494.30 1041.65 1041.65 0.00 0.00 0.00 0.00 Average: ens3 30.14 24.91 131.93 107.33 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-4g-6105) 09/08/26 _x86_64_ (4 CPU) 17:41:03 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:03 all 0.22 0.00 0.02 0.01 0.00 99.74 18:00:03 0 0.02 0.00 0.02 0.02 0.00 99.93 18:00:03 1 0.04 0.00 0.03 0.01 0.00 99.91 18:00:03 2 0.19 0.00 0.03 0.01 0.01 99.76 18:00:03 3 0.61 0.00 0.01 0.00 0.00 99.37 18:10:01 all 0.06 0.00 0.02 0.01 0.00 99.91 18:10:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:10:01 1 0.18 0.00 0.04 0.01 0.01 99.77 18:10:01 2 0.02 0.00 0.02 0.00 0.01 99.95 18:10:01 3 0.01 0.00 0.01 0.03 0.00 99.95 18:20:01 all 0.23 0.00 0.03 0.01 0.00 99.73 18:20:01 0 0.72 0.00 0.03 0.01 0.00 99.23 18:20:01 1 0.15 0.00 0.01 0.00 0.00 99.83 18:20:01 2 0.04 0.00 0.05 0.02 0.01 99.89 18:20:01 3 0.02 0.00 0.01 0.00 0.01 99.97 18:30:00 all 0.09 0.00 0.02 0.01 0.00 99.87 18:30:00 0 0.02 0.00 0.01 0.01 0.00 99.97 18:30:00 1 0.02 0.00 0.02 0.00 0.00 99.95 18:30:00 2 0.05 0.00 0.04 0.03 0.01 99.88 18:30:00 3 0.28 0.00 0.01 0.01 0.00 99.70 18:40:01 all 0.24 0.00 0.03 0.01 0.00 99.72 18:40:01 0 0.02 0.00 0.01 0.00 0.00 99.97 18:40:01 1 0.01 0.00 0.01 0.01 0.00 99.96 18:40:01 2 0.09 0.00 0.03 0.04 0.00 99.83 18:40:01 3 0.84 0.00 0.05 0.00 0.01 99.11 18:50:01 all 0.06 0.00 0.02 0.01 0.00 99.90 18:50:01 0 0.02 0.00 0.01 0.00 0.00 99.97 18:50:01 1 0.16 0.00 0.03 0.00 0.00 99.81 18:50:01 2 0.05 0.00 0.04 0.02 0.01 99.89 18:50:01 3 0.01 0.00 0.02 0.03 0.00 99.95 19:00:03 all 0.20 0.00 0.03 0.01 0.00 99.76 19:00:03 0 0.02 0.00 0.02 0.00 0.00 99.95 19:00:03 1 0.58 0.00 0.02 0.00 0.00 99.39 19:00:03 2 0.02 0.00 0.03 0.03 0.00 99.91 19:00:03 3 0.16 0.00 0.03 0.00 0.00 99.80 19:10:01 all 16.69 0.00 1.16 0.30 0.02 81.84 19:10:01 0 18.31 0.00 1.01 0.06 0.01 80.60 19:10:01 1 16.38 0.00 1.43 0.79 0.02 81.38 19:10:01 2 14.93 0.00 0.98 0.16 0.01 83.91 19:10:01 3 17.14 0.00 1.21 0.17 0.02 81.46 19:20:01 all 61.93 0.00 2.44 0.05 0.03 35.55 19:20:01 0 59.19 0.00 2.45 0.05 0.03 38.27 19:20:01 1 62.45 0.00 2.53 0.05 0.03 34.93 19:20:01 2 62.89 0.00 2.65 0.06 0.03 34.37 19:20:01 3 63.17 0.00 2.12 0.04 0.03 34.63 19:30:03 all 59.07 0.00 2.75 0.10 0.03 38.06 19:30:03 0 56.45 0.00 2.70 0.11 0.02 40.72 19:30:03 1 57.53 0.00 2.40 0.08 0.02 39.97 19:30:03 2 60.17 0.00 2.99 0.09 0.03 36.72 19:30:03 3 62.13 0.00 2.91 0.11 0.03 34.82 19:40:03 all 31.36 0.00 1.35 0.04 0.03 67.23 19:40:03 0 20.93 0.00 1.13 0.08 0.02 77.84 19:40:03 1 33.01 0.00 1.72 0.01 0.03 65.23 19:40:03 2 37.90 0.00 0.90 0.06 0.03 61.12 19:40:03 3 33.65 0.00 1.65 0.02 0.03 64.65 19:40:03 CPU %user %nice %system %iowait %steal %idle 19:50:01 all 13.17 0.00 0.62 0.14 0.01 86.06 19:50:01 0 7.78 0.00 0.64 0.31 0.01 91.27 19:50:01 1 16.83 0.00 0.67 0.11 0.02 82.38 19:50:01 2 18.95 0.00 0.69 0.13 0.02 80.21 19:50:01 3 9.12 0.00 0.46 0.03 0.01 90.39 Average: all 15.27 0.00 0.71 0.06 0.01 83.95 Average: 0 13.62 0.00 0.67 0.05 0.01 85.64 Average: 1 15.61 0.00 0.74 0.09 0.01 83.55 Average: 2 16.27 0.00 0.70 0.05 0.01 82.95 Average: 3 15.59 0.00 0.71 0.04 0.01 83.65