---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6578 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 729 6660 4 8598 14916 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:4d:b7:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79445sec preferred_lft 79445sec inet6 fe80::f816:3eff:fe4d:b77a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:d4:6a:15:44:74 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::64d4:6aff:fe15:4474/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-6578) 09/10/26 _x86_64_ (4 CPU) 05:50:52 LINUX RESTART (4 CPU) 06:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:04 13.10 0.85 11.51 0.75 76.53 1334.95 944.22 06:20:04 10.25 0.01 9.65 0.59 0.13 350.83 1116.82 06:30:01 6.09 0.78 4.90 0.41 9.30 345.43 403.96 06:40:04 33.16 0.05 31.49 1.61 2.24 2350.33 2201.25 06:50:04 30.20 11.92 17.46 0.82 136.96 1098.22 650.50 07:00:01 5.09 0.00 4.88 0.21 0.00 150.66 69.62 07:10:04 4.42 0.00 4.22 0.20 0.00 144.65 179.56 07:20:04 20.69 0.03 5.46 15.20 0.39 171.01 213849.85 07:30:01 9.64 0.00 9.20 0.45 0.01 580.60 208.58 07:40:04 7.92 0.00 7.57 0.35 0.00 308.84 309.39 Average: 14.07 1.36 10.65 2.06 22.58 684.81 21982.26 06:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:04 3193640 10927024 5001232 30.55 231844 7345368 5701552 32.73 1950708 10518824 396 06:20:04 1141920 8897072 7030544 42.94 234296 7364524 8446124 48.48 1971384 12543468 424 06:30:01 5700192 13823512 2105288 12.86 244732 7707488 2890632 16.59 2014548 7943656 314108 06:40:04 4238904 11831844 4095676 25.01 257544 7170124 4813952 27.63 2175244 9241864 179288 06:50:04 3538548 11244300 4681488 28.59 263936 7262560 5421408 31.12 2265196 9836240 520 07:00:01 3659772 11386768 4540100 27.73 264544 7283104 5261976 30.20 2266524 9700036 580 07:10:04 2013808 9762420 6163576 37.64 265112 7304084 6910908 39.67 2268584 11322208 212 07:20:04 2070784 9848116 6077940 37.12 265980 7331860 6851984 39.33 2276824 11267536 244 07:30:01 3459088 11369968 4556704 27.83 270076 7453672 5355136 30.74 2284600 9876380 544 07:40:04 2528080 10495324 5430808 33.17 271144 7507648 6179448 35.47 2304124 10785280 552 Average: 3154474 10958635 4968336 30.34 256921 7373043 5783312 33.20 2177774 10303549 49687 06:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:04 lo 14.89 14.89 9.63 9.63 0.00 0.00 0.00 0.00 06:10:04 ens3 1.06 0.66 0.70 0.15 0.00 0.00 0.00 0.00 06:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:04 lo 11.79 11.79 7.36 7.36 0.00 0.00 0.00 0.00 06:20:04 ens3 0.95 0.67 0.23 0.18 0.00 0.00 0.00 0.00 06:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 8.69 8.69 3.49 3.49 0.00 0.00 0.00 0.00 06:30:01 ens3 0.84 0.55 0.36 0.25 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:04 lo 20.15 20.15 16.78 16.78 0.00 0.00 0.00 0.00 06:40:04 ens3 1.54 1.31 0.38 0.33 0.00 0.00 0.00 0.00 06:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:04 lo 32.49 32.49 15.63 15.63 0.00 0.00 0.00 0.00 06:50:04 ens3 1.78 1.68 0.34 1.42 0.00 0.00 0.00 0.00 06:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 26.54 26.54 9.61 9.61 0.00 0.00 0.00 0.00 07:00:01 ens3 1.18 0.58 0.40 0.28 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:04 lo 16.78 16.78 8.08 8.08 0.00 0.00 0.00 0.00 07:10:04 ens3 0.74 0.45 0.18 0.13 0.00 0.00 0.00 0.00 07:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:04 lo 17.10 17.10 10.08 10.08 0.00 0.00 0.00 0.00 07:20:04 ens3 0.73 0.54 0.17 0.13 0.00 0.00 0.00 0.00 07:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 12.27 12.27 6.91 6.91 0.00 0.00 0.00 0.00 07:30:01 ens3 0.71 0.55 0.21 0.17 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:04 lo 24.09 24.09 10.45 10.45 0.00 0.00 0.00 0.00 07:40:04 ens3 0.86 0.70 0.17 0.14 0.00 0.00 0.00 0.00 07:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.48 18.48 9.81 9.81 0.00 0.00 0.00 0.00 Average: ens3 1.04 0.77 0.31 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-6578) 09/10/26 _x86_64_ (4 CPU) 05:50:52 LINUX RESTART (4 CPU) 06:00:01 CPU %user %nice %system %iowait %steal %idle 06:10:04 all 21.19 0.00 1.12 0.07 0.02 77.60 06:10:04 0 22.52 0.00 1.30 0.06 0.02 76.10 06:10:04 1 20.33 0.00 1.12 0.05 0.02 78.48 06:10:04 2 21.39 0.00 1.02 0.01 0.02 77.55 06:10:04 3 20.53 0.00 1.04 0.14 0.02 78.27 06:20:04 all 23.63 0.00 0.99 0.05 0.02 75.32 06:20:04 0 23.68 0.00 0.93 0.01 0.02 75.36 06:20:04 1 23.61 0.00 1.00 0.05 0.02 75.32 06:20:04 2 23.89 0.00 1.08 0.08 0.02 74.94 06:20:04 3 23.32 0.00 0.97 0.04 0.02 75.65 06:30:01 all 7.23 0.00 0.51 0.03 0.02 92.21 06:30:01 0 6.53 0.00 0.51 0.01 0.02 92.93 06:30:01 1 7.02 0.00 0.57 0.05 0.02 92.33 06:30:01 2 7.12 0.00 0.50 0.04 0.02 92.32 06:30:01 3 8.25 0.00 0.46 0.02 0.02 91.26 06:40:04 all 50.28 0.00 1.91 0.18 0.03 47.59 06:40:04 0 49.82 0.00 2.20 0.11 0.03 47.84 06:40:04 1 50.70 0.00 1.95 0.40 0.04 46.91 06:40:04 2 51.06 0.00 1.73 0.14 0.03 47.04 06:40:04 3 49.53 0.00 1.77 0.08 0.03 48.59 06:50:04 all 29.41 0.08 1.18 0.10 0.03 69.20 06:50:04 0 29.25 0.02 1.23 0.04 0.03 69.43 06:50:04 1 29.46 0.05 1.20 0.07 0.03 69.20 06:50:04 2 29.43 0.21 1.19 0.20 0.03 68.94 06:50:04 3 29.51 0.02 1.10 0.10 0.03 69.25 07:00:01 all 8.44 0.00 0.53 0.03 0.02 90.98 07:00:01 0 7.78 0.00 0.58 0.02 0.02 91.61 07:00:01 1 8.65 0.00 0.56 0.01 0.02 90.76 07:00:01 2 8.62 0.00 0.50 0.04 0.02 90.82 07:00:01 3 8.72 0.00 0.48 0.05 0.02 90.72 07:10:04 all 9.61 0.00 0.62 0.02 0.02 89.72 07:10:04 0 9.56 0.00 0.66 0.01 0.02 89.74 07:10:04 1 9.74 0.00 0.66 0.02 0.02 89.57 07:10:04 2 9.53 0.00 0.61 0.06 0.02 89.78 07:10:04 3 9.61 0.00 0.55 0.01 0.02 89.81 07:20:04 all 9.77 0.00 0.63 0.05 0.02 89.53 07:20:04 0 10.07 0.00 0.70 0.03 0.02 89.18 07:20:04 1 9.64 0.00 0.66 0.01 0.02 89.67 07:20:04 2 9.87 0.00 0.62 0.06 0.02 89.44 07:20:04 3 9.51 0.00 0.54 0.12 0.02 89.82 07:30:01 all 12.66 0.00 0.68 0.04 0.02 86.59 07:30:01 0 11.90 0.00 0.75 0.08 0.02 87.26 07:30:01 1 12.40 0.00 0.65 0.03 0.02 86.91 07:30:01 2 13.40 0.00 0.79 0.04 0.02 85.75 07:30:01 3 12.95 0.00 0.56 0.02 0.02 86.44 07:40:04 all 14.88 0.00 0.67 0.05 0.02 84.38 07:40:04 0 14.63 0.00 0.74 0.04 0.02 84.57 07:40:04 1 14.62 0.00 0.62 0.02 0.02 84.72 07:40:04 2 15.27 0.00 0.67 0.05 0.02 83.99 07:40:04 3 15.00 0.00 0.65 0.08 0.02 84.25 Average: all 18.73 0.01 0.89 0.06 0.02 80.29 Average: 0 18.60 0.00 0.96 0.04 0.02 80.38 Average: 1 18.64 0.01 0.90 0.07 0.02 80.36 Average: 2 18.98 0.02 0.87 0.07 0.02 80.04 Average: 3 18.71 0.00 0.81 0.07 0.02 80.38