---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6577 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 745 6651 4 8592 14900 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:64:9f:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79682sec preferred_lft 79682sec inet6 fe80::f816:3eff:fe64:9f5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:28:88:25:4f:7a 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::4428:88ff:fe25:4f7a/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-6577) 09/10/26 _x86_64_ (4 CPU) 05:50:49 LINUX RESTART (4 CPU) 06:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:06 14.05 0.82 12.52 0.71 73.92 1339.88 1724.23 06:20:06 21.50 0.03 6.64 14.83 0.84 234.80 216742.15 06:30:01 4.87 0.02 4.66 0.19 0.17 154.76 764.64 06:40:03 38.69 0.79 35.90 2.00 10.81 3169.93 2506.20 06:50:06 19.10 0.00 18.23 0.87 0.00 561.95 443.06 07:00:01 5.35 0.00 5.14 0.21 0.03 150.08 57.13 07:10:01 4.70 0.00 4.53 0.17 0.00 147.83 100.64 07:20:06 4.92 0.00 4.74 0.18 0.00 157.26 177.97 07:30:01 9.28 0.00 8.89 0.38 0.01 578.39 155.13 07:40:06 7.44 0.00 7.13 0.31 0.00 297.81 233.31 Average: 13.01 0.17 10.86 1.98 8.65 680.87 22268.38 06:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:06 3433716 11161496 4766880 29.11 232308 7339660 5522792 31.70 1946580 10285084 748 06:20:06 2386840 10133724 5794916 35.39 234328 7356568 6748180 38.73 1970664 11293360 632 06:30:01 1941580 9700000 6227560 38.04 235480 7366996 7001996 40.19 1973824 11742920 260 06:40:03 5811772 13464420 2463624 15.05 257904 7228860 3222500 18.50 2206772 7624860 12116 06:50:06 3606280 11324352 4603828 28.12 260948 7290756 5372280 30.84 2227868 9820728 304 07:00:01 3637996 11375804 4552392 27.80 261568 7309860 5343252 30.67 2229408 9769708 256 07:10:01 2117252 9876936 6050408 36.95 262200 7331112 6786504 38.95 2231508 11291000 456 07:20:06 2115320 9898956 6028284 36.82 263008 7354212 6791376 38.98 2235124 11293580 276 07:30:01 3525116 11442372 4485376 27.39 266952 7475500 5314180 30.50 2242952 9876516 264 07:40:06 2440092 10413392 5513784 33.68 267952 7528964 6184064 35.50 2262160 10922268 80 Average: 3101596 10879145 5048705 30.84 254265 7358249 5828712 33.46 2152686 10392002 1539 06:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:06 lo 10.82 10.82 7.89 7.89 0.00 0.00 0.00 0.00 06:10:06 ens3 1.13 0.65 0.69 0.14 0.00 0.00 0.00 0.00 06:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:06 lo 13.89 13.89 7.14 7.14 0.00 0.00 0.00 0.00 06:20:06 ens3 0.90 0.59 0.22 0.17 0.00 0.00 0.00 0.00 06:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 10.07 10.07 5.29 5.29 0.00 0.00 0.00 0.00 06:30:01 ens3 0.69 0.37 0.21 0.13 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 06:40:03 lo 16.78 16.78 15.23 15.23 0.00 0.00 0.00 0.00 06:40:03 ens3 1.81 1.56 0.53 0.45 0.00 0.00 0.00 0.00 06:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:06 lo 32.45 32.45 15.55 15.55 0.00 0.00 0.00 0.00 06:50:06 ens3 1.63 1.54 0.32 1.40 0.00 0.00 0.00 0.00 06:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 22.58 22.58 8.88 8.88 0.00 0.00 0.00 0.00 07:00:01 ens3 1.26 0.69 0.42 0.30 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 07:10:01 lo 19.06 19.06 8.41 8.41 0.00 0.00 0.00 0.00 07:10:01 ens3 0.65 0.37 0.16 0.11 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:06 lo 19.48 19.48 10.67 10.67 0.00 0.00 0.00 0.00 07:20:06 ens3 0.78 0.57 0.17 0.14 0.00 0.00 0.00 0.00 07:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 18.04 18.04 9.81 9.81 0.00 0.00 0.00 0.00 07:30:01 ens3 0.96 0.74 0.26 0.20 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 07:40:06 lo 27.27 27.27 11.41 11.41 0.00 0.00 0.00 0.00 07:40:06 ens3 0.83 0.66 0.16 0.13 0.00 0.00 0.00 0.00 07:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.06 19.06 10.04 10.04 0.00 0.00 0.00 0.00 Average: ens3 1.07 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-6577) 09/10/26 _x86_64_ (4 CPU) 05:50:49 LINUX RESTART (4 CPU) 06:00:00 CPU %user %nice %system %iowait %steal %idle 06:10:06 all 18.78 0.00 0.94 0.07 0.02 80.19 06:10:06 0 18.79 0.00 0.92 0.10 0.02 80.18 06:10:06 1 18.19 0.00 1.05 0.05 0.02 80.69 06:10:06 2 19.57 0.00 0.98 0.10 0.02 79.33 06:10:06 3 18.56 0.00 0.81 0.04 0.02 80.57 06:20:06 all 14.65 0.00 0.61 0.06 0.02 84.66 06:20:06 0 14.65 0.00 0.57 0.01 0.02 84.75 06:20:06 1 14.80 0.00 0.68 0.12 0.02 84.39 06:20:06 2 14.76 0.00 0.62 0.08 0.02 84.52 06:20:06 3 14.40 0.00 0.58 0.02 0.02 84.99 06:30:01 all 9.77 0.00 0.46 0.03 0.02 89.72 06:30:01 0 9.04 0.00 0.51 0.02 0.02 90.41 06:30:01 1 9.49 0.00 0.49 0.02 0.02 89.99 06:30:01 2 10.46 0.00 0.41 0.06 0.02 89.06 06:30:01 3 10.10 0.00 0.44 0.01 0.02 89.43 06:40:03 all 46.62 0.00 1.76 0.13 0.03 51.46 06:40:03 0 46.21 0.00 1.84 0.05 0.03 51.88 06:40:03 1 46.67 0.00 1.67 0.16 0.03 51.46 06:40:03 2 46.43 0.00 1.66 0.16 0.03 51.73 06:40:03 3 47.16 0.00 1.88 0.14 0.03 50.78 06:50:06 all 32.84 0.00 1.31 0.05 0.03 65.77 06:50:06 0 32.53 0.00 1.40 0.08 0.03 65.96 06:50:06 1 32.45 0.00 1.28 0.02 0.03 66.23 06:50:06 2 33.38 0.00 1.26 0.07 0.02 65.26 06:50:06 3 32.99 0.00 1.31 0.04 0.03 65.63 07:00:01 all 8.37 0.00 0.56 0.02 0.02 91.03 07:00:01 0 8.47 0.00 0.62 0.06 0.02 90.83 07:00:01 1 8.13 0.00 0.55 0.01 0.02 91.28 07:00:01 2 8.37 0.00 0.56 0.01 0.02 91.04 07:00:01 3 8.49 0.00 0.51 0.01 0.02 90.96 07:10:01 all 9.29 0.00 0.43 0.03 0.02 90.24 07:10:01 0 9.94 0.00 0.50 0.03 0.02 89.52 07:10:01 1 8.47 0.00 0.43 0.03 0.02 91.05 07:10:01 2 9.38 0.00 0.35 0.04 0.02 90.21 07:10:01 3 9.37 0.00 0.44 0.01 0.02 90.17 07:20:06 all 9.68 0.00 0.44 0.02 0.02 89.84 07:20:06 0 9.28 0.00 0.51 0.01 0.01 90.18 07:20:06 1 10.05 0.00 0.41 0.03 0.02 89.49 07:20:06 2 9.95 0.00 0.45 0.03 0.02 89.56 07:20:06 3 9.42 0.00 0.41 0.02 0.02 90.13 07:30:01 all 13.40 0.00 0.60 0.04 0.02 85.94 07:30:01 0 13.99 0.00 0.68 0.07 0.01 85.25 07:30:01 1 13.00 0.00 0.55 0.02 0.02 86.42 07:30:01 2 13.26 0.00 0.61 0.07 0.02 86.04 07:30:01 3 13.35 0.00 0.56 0.02 0.02 86.05 07:40:06 all 14.94 0.00 0.62 0.04 0.02 84.38 07:40:06 0 14.62 0.00 0.66 0.02 0.02 84.68 07:40:06 1 14.66 0.00 0.54 0.05 0.02 84.73 07:40:06 2 14.89 0.00 0.63 0.11 0.02 84.35 07:40:06 3 15.57 0.00 0.63 0.01 0.02 83.77 Average: all 17.87 0.00 0.78 0.05 0.02 81.29 Average: 0 17.79 0.00 0.82 0.04 0.02 81.32 Average: 1 17.63 0.00 0.77 0.05 0.02 81.53 Average: 2 18.08 0.00 0.75 0.07 0.02 81.08 Average: 3 17.98 0.00 0.76 0.03 0.02 81.21