---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34596 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 nrip_save 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 18G 61G 23% / 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 711 10823 3 4453 14934 Swap: 1023 11 1012 ---> 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:e4:11:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79796sec preferred_lft 79796sec inet6 fe80::f816:3eff:fee4:11ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:db:58:f9:9c:56 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-34596) 01/13/26 _x86_64_ (4 CPU) 09:34:05 LINUX RESTART (4 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:13 81.52 22.92 55.50 3.10 300.69 6019.70 3803.23 10:00:01 14.68 0.39 13.58 0.71 6.62 352.61 1038.09 10:10:01 8.25 0.27 7.60 0.39 9.77 289.48 539.00 10:20:05 20.21 0.17 19.22 0.83 13.73 805.67 739.41 10:30:11 10.99 0.03 10.44 0.52 0.71 368.71 376.15 10:40:00 5.45 0.21 5.03 0.21 2.81 141.15 37.90 10:50:13 6.92 0.04 6.61 0.27 1.68 175.50 93.99 11:00:13 20.76 0.12 5.38 15.25 2.04 152.56 210279.72 11:10:00 10.11 0.02 9.57 0.52 0.75 647.24 317.06 11:20:13 5.06 0.03 4.83 0.20 0.81 165.73 184.38 Average: 18.51 2.46 13.85 2.20 34.49 921.45 21703.57 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:13 3228644 6494792 9438288 57.65 255912 2991856 10883180 62.47 1894912 10671488 488 10:00:01 2954908 6243208 9690144 59.18 258024 3011996 10891136 62.52 1929652 10907572 688 10:10:01 6389532 9703644 6232028 38.06 258952 3037008 6924876 39.75 1939792 7447704 392 10:20:05 10888356 14360152 1577832 9.64 264728 3189004 2891144 16.60 1971940 2962860 12280 10:30:11 7846088 11358736 4577704 27.96 266568 3228024 5279616 30.30 1975364 5993088 216 10:40:00 7857484 11388152 4548400 27.78 267044 3245560 5230412 30.02 1977296 5975772 68 10:50:13 9955672 13524712 2413260 14.74 267668 3283304 3647724 20.94 1981852 3874056 19140 11:00:13 9939668 13537720 2400136 14.66 270512 3309472 3525960 20.24 1990704 3880772 20480 11:10:00 7764768 11486140 4450548 27.18 274668 3426144 5138168 29.49 2005108 6035996 60 11:20:13 6690000 10439104 5496932 33.57 275304 3453244 6094172 34.98 2016068 7095024 636 Average: 7351512 10853636 5082527 31.04 265938 3217561 6050639 34.73 1968269 6484433 5445 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:13 lo 26.82 26.82 20.03 20.03 0.00 0.00 0.00 0.00 09:50:13 ens3 2.05 1.98 0.61 0.70 0.00 0.00 0.00 0.00 09:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 40.80 40.80 16.56 16.56 0.00 0.00 0.00 0.00 10:00:01 ens3 1.14 1.05 0.25 0.21 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 18.07 18.07 9.26 9.26 0.00 0.00 0.00 0.00 10:10:01 ens3 0.61 0.54 0.15 0.11 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:05 lo 12.46 12.46 5.76 5.76 0.00 0.00 0.00 0.00 10:20:05 ens3 1.09 1.09 0.29 0.30 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 lo 18.61 18.61 10.41 10.41 0.00 0.00 0.00 0.00 10:30:11 ens3 0.86 0.71 0.24 0.19 0.00 0.00 0.00 0.00 10:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 24.95 24.95 9.24 9.24 0.00 0.00 0.00 0.00 10:40:00 ens3 0.66 0.49 0.18 0.13 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:13 lo 23.81 23.81 10.89 10.89 0.00 0.00 0.00 0.00 10:50:13 ens3 0.59 0.59 0.13 0.11 0.00 0.00 0.00 0.00 10:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:13 lo 17.79 17.79 10.60 10.60 0.00 0.00 0.00 0.00 11:00:13 ens3 0.54 0.49 0.13 0.10 0.00 0.00 0.00 0.00 11:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 14.32 14.32 8.42 8.42 0.00 0.00 0.00 0.00 11:10:00 ens3 0.97 0.75 0.32 0.24 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:13 lo 32.62 32.62 12.74 12.74 0.00 0.00 0.00 0.00 11:20:13 ens3 0.94 0.71 0.28 0.21 0.00 0.00 0.00 0.00 11:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.02 23.02 11.40 11.40 0.00 0.00 0.00 0.00 Average: ens3 0.95 0.84 0.26 0.23 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-34596) 01/13/26 _x86_64_ (4 CPU) 09:34:05 LINUX RESTART (4 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:13 all 56.38 0.00 2.17 0.13 0.11 41.22 09:50:13 0 55.51 0.00 2.04 0.13 0.10 42.21 09:50:13 1 56.40 0.00 2.34 0.10 0.11 41.06 09:50:13 2 56.51 0.00 2.11 0.19 0.10 41.08 09:50:13 3 57.08 0.00 2.18 0.12 0.10 40.53 10:00:01 all 29.39 0.00 1.32 0.04 0.10 69.15 10:00:01 0 29.64 0.00 1.27 0.06 0.10 68.93 10:00:01 1 28.73 0.00 1.25 0.03 0.10 69.88 10:00:01 2 29.17 0.00 1.41 0.04 0.10 69.27 10:00:01 3 30.03 0.00 1.33 0.04 0.10 68.50 10:10:01 all 16.22 0.00 0.68 0.03 0.09 82.98 10:10:01 0 16.36 0.00 0.67 0.01 0.08 82.87 10:10:01 1 16.59 0.00 0.75 0.05 0.09 82.52 10:10:01 2 16.60 0.00 0.67 0.02 0.09 82.62 10:10:01 3 15.33 0.00 0.63 0.05 0.09 83.90 10:20:05 all 25.83 0.00 0.88 0.06 0.09 73.14 10:20:05 0 26.33 0.00 0.99 0.03 0.09 72.57 10:20:05 1 26.40 0.00 0.85 0.05 0.09 72.61 10:20:05 2 24.15 0.00 0.84 0.03 0.09 74.88 10:20:05 3 26.43 0.00 0.85 0.13 0.10 72.49 10:30:11 all 18.08 0.00 0.66 0.04 0.09 81.12 10:30:11 0 17.59 0.00 0.59 0.05 0.09 81.67 10:30:11 1 18.53 0.00 0.68 0.03 0.09 80.66 10:30:11 2 18.04 0.00 0.74 0.02 0.09 81.11 10:30:11 3 18.17 0.00 0.65 0.05 0.09 81.04 10:40:00 all 8.12 0.00 0.47 0.02 0.08 91.31 10:40:00 0 7.54 0.00 0.39 0.05 0.08 91.95 10:40:00 1 8.56 0.00 0.53 0.01 0.09 90.81 10:40:00 2 8.12 0.00 0.42 0.02 0.08 91.35 10:40:00 3 8.25 0.00 0.53 0.01 0.09 91.12 10:50:13 all 12.17 0.00 0.59 0.02 0.09 87.13 10:50:13 0 11.95 0.00 0.63 0.04 0.08 87.29 10:50:13 1 12.41 0.00 0.63 0.02 0.09 86.86 10:50:13 2 12.08 0.00 0.54 0.02 0.09 87.27 10:50:13 3 12.23 0.00 0.58 0.01 0.09 87.08 11:00:13 all 9.41 0.00 0.52 0.04 0.08 89.95 11:00:13 0 9.74 0.00 0.46 0.02 0.08 89.71 11:00:13 1 9.20 0.00 0.58 0.01 0.09 90.13 11:00:13 2 9.15 0.00 0.55 0.02 0.08 90.20 11:00:13 3 9.55 0.00 0.50 0.11 0.08 89.75 11:10:00 all 15.56 0.00 0.59 0.04 0.09 83.73 11:10:00 0 15.75 0.00 0.57 0.02 0.08 83.59 11:10:00 1 15.06 0.00 0.59 0.01 0.09 84.25 11:10:00 2 15.77 0.00 0.53 0.08 0.09 83.54 11:10:00 3 15.68 0.00 0.65 0.04 0.09 83.54 11:20:13 all 9.79 0.00 0.46 0.02 0.09 89.65 11:20:13 0 10.13 0.00 0.41 0.01 0.08 89.36 11:20:13 1 9.92 0.00 0.48 0.01 0.10 89.49 11:20:13 2 9.41 0.00 0.45 0.05 0.09 90.00 11:20:13 3 9.69 0.00 0.48 0.01 0.09 89.74 Average: all 20.14 0.00 0.83 0.04 0.09 78.89 Average: 0 20.10 0.00 0.80 0.04 0.09 78.97 Average: 1 20.22 0.00 0.87 0.03 0.09 78.79 Average: 2 19.94 0.00 0.83 0.05 0.09 79.09 Average: 3 20.29 0.00 0.84 0.06 0.09 78.73