---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6896 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 712 6672 4 8604 14934 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:32:05:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79832sec preferred_lft 79832sec inet6 fe80::f816:3eff:fe32:59a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:8a:0a:18:e7:da 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::ec8a:aff:fe18:e7da/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-6896) 09/10/26 _x86_64_ (4 CPU) 21:47:50 LINUX RESTART (4 CPU) 21:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:03 87.36 8.60 75.60 3.16 823.41 29833.51 8196.05 22:10:03 6.33 0.33 5.81 0.20 19.53 158.28 717.69 22:20:03 7.40 0.01 6.98 0.40 0.12 235.25 832.84 22:30:03 15.45 0.75 13.68 1.02 8.88 1643.28 937.76 22:40:03 50.85 0.05 34.23 16.57 3.01 1946.80 216755.34 22:50:03 10.31 0.00 9.82 0.49 0.01 299.90 244.18 23:00:03 4.90 0.00 4.70 0.21 0.00 147.52 83.65 23:10:03 7.36 0.00 7.00 0.36 0.00 260.85 192.92 23:20:03 5.31 0.00 5.15 0.16 0.00 168.12 72.49 23:30:03 8.51 0.00 8.15 0.36 0.00 570.05 260.39 Average: 20.38 0.97 17.11 2.30 85.50 3526.37 22830.09 21:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:03 164092 8025780 7901004 48.26 231384 7472732 9374276 53.81 1892932 13595628 292 22:10:03 3270360 11072820 4855256 29.65 232420 7413172 5589152 32.08 1940260 10449996 268 22:20:03 3436388 11252360 4675936 28.56 234228 7424864 5486456 31.49 1960292 10260100 432 22:30:03 2416296 10612868 5313476 32.45 246820 7777856 6231572 35.77 2026624 11189112 5496 22:40:03 3013792 10713772 5213004 31.84 260088 7273788 6124264 35.15 2213536 10423996 692 22:50:03 3594060 11329840 4597940 28.08 261308 7308028 5371568 30.83 2218468 9840252 112 23:00:03 3674156 11430432 4497168 27.47 261956 7327920 5245944 30.11 2219920 9753664 184 23:10:03 2222456 10020616 5906424 36.07 263328 7368260 6737468 38.67 2225720 11195524 392 23:20:03 3558172 11381872 4546028 27.77 264328 7392768 5370172 30.82 2228440 9854336 428 23:30:03 3201756 11161288 4766064 29.11 268088 7515636 5352384 30.72 2242024 10188084 428 Average: 2855153 10700165 5227230 31.93 252395 7427502 6088326 34.95 2116822 10675069 872 21:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:03 lo 8.02 8.02 6.68 6.68 0.00 0.00 0.00 0.00 22:00:03 ens3 146.44 112.08 1645.28 11.16 0.00 0.00 0.00 0.00 22:00:03 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:03 lo 9.55 9.55 5.21 5.21 0.00 0.00 0.00 0.00 22:10:03 ens3 0.43 0.30 0.08 0.05 0.00 0.00 0.00 0.00 22:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:03 lo 9.85 9.85 5.46 5.46 0.00 0.00 0.00 0.00 22:20:03 ens3 0.64 0.60 0.13 0.12 0.00 0.00 0.00 0.00 22:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:03 lo 11.18 11.18 9.27 9.27 0.00 0.00 0.00 0.00 22:30:03 ens3 1.05 0.74 0.35 0.27 0.00 0.00 0.00 0.00 22:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:03 lo 26.42 26.42 16.12 16.12 0.00 0.00 0.00 0.00 22:40:03 ens3 1.90 1.63 0.47 0.40 0.00 0.00 0.00 0.00 22:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:03 lo 26.63 26.63 12.97 12.97 0.00 0.00 0.00 0.00 22:50:03 ens3 0.97 1.00 0.21 0.20 0.00 0.00 0.00 0.00 22:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:03 lo 28.62 28.62 10.21 10.21 0.00 0.00 0.00 0.00 23:00:03 ens3 0.63 0.55 0.17 0.13 0.00 0.00 0.00 0.00 23:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:03 lo 19.06 19.06 10.85 10.85 0.00 0.00 0.00 0.00 23:10:03 ens3 0.76 0.59 0.16 0.13 0.00 0.00 0.00 0.00 23:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:03 lo 17.39 17.39 9.84 9.84 0.00 0.00 0.00 0.00 23:20:03 ens3 0.65 0.50 0.15 0.12 0.00 0.00 0.00 0.00 23:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:03 lo 20.29 20.29 9.44 9.44 0.00 0.00 0.00 0.00 23:30:03 ens3 0.98 0.83 0.26 0.20 0.00 0.00 0.00 0.00 23:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.70 17.70 9.61 9.61 0.00 0.00 0.00 0.00 Average: ens3 15.44 11.88 164.73 1.28 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-6896) 09/10/26 _x86_64_ (4 CPU) 21:47:50 LINUX RESTART (4 CPU) 21:50:03 CPU %user %nice %system %iowait %steal %idle 22:00:03 all 40.63 0.00 2.25 0.52 0.03 56.58 22:00:03 0 41.63 0.00 2.30 0.46 0.03 55.58 22:00:03 1 41.38 0.00 2.11 0.55 0.03 55.93 22:00:03 2 41.03 0.00 2.20 0.37 0.03 56.38 22:00:03 3 38.48 0.00 2.38 0.69 0.03 58.43 22:10:03 all 8.50 0.00 0.53 0.04 0.02 90.91 22:10:03 0 8.53 0.00 0.58 0.03 0.02 90.85 22:10:03 1 8.11 0.00 0.52 0.02 0.03 91.32 22:10:03 2 8.80 0.00 0.51 0.05 0.02 90.63 22:10:03 3 8.56 0.00 0.51 0.08 0.02 90.83 22:20:03 all 14.50 0.00 0.65 0.06 0.03 84.76 22:20:03 0 14.65 0.00 0.75 0.14 0.02 84.44 22:20:03 1 14.80 0.00 0.64 0.07 0.03 84.46 22:20:03 2 14.49 0.00 0.58 0.02 0.03 84.88 22:20:03 3 14.04 0.00 0.63 0.03 0.03 85.27 22:30:03 all 19.54 0.00 1.04 0.11 0.03 79.28 22:30:03 0 19.46 0.00 1.14 0.14 0.03 79.23 22:30:03 1 19.90 0.00 1.08 0.04 0.03 78.95 22:30:03 2 19.02 0.00 0.95 0.03 0.03 79.96 22:30:03 3 19.78 0.00 1.00 0.21 0.04 78.97 22:40:03 all 53.85 0.00 2.00 0.22 0.06 43.88 22:40:03 0 55.09 0.00 2.01 0.21 0.06 42.64 22:40:03 1 52.31 0.00 1.94 0.14 0.05 45.56 22:40:03 2 54.45 0.00 2.00 0.07 0.06 43.43 22:40:03 3 53.54 0.00 2.06 0.47 0.06 43.88 22:50:03 all 18.88 0.00 0.89 0.05 0.03 80.14 22:50:03 0 18.85 0.00 0.93 0.02 0.03 80.16 22:50:03 1 19.05 0.00 0.85 0.08 0.03 79.99 22:50:03 2 18.51 0.00 1.00 0.07 0.03 80.39 22:50:03 3 19.12 0.00 0.79 0.02 0.03 80.04 23:00:03 all 8.68 0.00 0.58 0.03 0.02 90.70 23:00:03 0 8.47 0.00 0.64 0.02 0.02 90.85 23:00:03 1 8.62 0.00 0.52 0.02 0.02 90.82 23:00:03 2 8.75 0.00 0.54 0.03 0.02 90.67 23:00:03 3 8.87 0.00 0.62 0.05 0.02 90.44 23:10:03 all 17.23 0.00 0.85 0.03 0.03 81.86 23:10:03 0 17.67 0.00 0.98 0.01 0.03 81.30 23:10:03 1 17.02 0.00 0.92 0.03 0.03 82.00 23:10:03 2 17.13 0.00 0.79 0.03 0.02 82.03 23:10:03 3 17.10 0.00 0.70 0.05 0.03 82.12 23:20:03 all 8.90 0.00 0.44 0.04 0.02 90.60 23:20:03 0 9.10 0.00 0.42 0.04 0.02 90.42 23:20:03 1 8.77 0.00 0.44 0.02 0.02 90.76 23:20:03 2 8.72 0.00 0.47 0.03 0.03 90.75 23:20:03 3 9.02 0.00 0.43 0.05 0.02 90.48 23:30:03 all 14.27 0.00 0.70 0.06 0.01 84.96 23:30:03 0 15.01 0.00 0.85 0.06 0.02 84.07 23:30:03 1 13.84 0.00 0.62 0.03 0.02 85.49 23:30:03 2 14.38 0.00 0.63 0.03 0.01 84.96 23:30:03 3 13.84 0.00 0.71 0.12 0.01 85.32 Average: all 20.51 0.00 0.99 0.12 0.03 78.36 Average: 0 20.85 0.00 1.06 0.11 0.03 77.95 Average: 1 20.39 0.00 0.96 0.10 0.03 78.52 Average: 2 20.53 0.00 0.97 0.07 0.03 78.40 Average: 3 20.25 0.00 0.98 0.18 0.03 78.56